Product Description
Product Description
Wheel hub bearings
The DAC type auto front wheel bearing is a double row angular contact ball bearing incorporating an integral outer ring and two separable inner rings; which is available either with seals or without seals. The auto wheel hub bearings can bear beavier axial and radial load.it is no need to adjust the inner clearance because it is already preserved in making.It was filled with Iubricating grease in high quality in the inner bearing,which could make the assemblage and usage easily.The range of the diameter of the inner ring is from 20 to 80mm and that of the outer ring is from 40 to 120mm.Now there are more than 300 kinds of this bearings.
Features and Benefits:
1. Low friction and running temperatures, low noise, and vibration
2. High running speeds
3. High quality and performance capabilities for your application
4. Accommodate radial loads and axial loads in both directions
5. Available with a variety of greases for most conditions, including food quality grease, high-temperature grease, and Solid Oil
6. Increased reliability and provide long bearing and lubricant service life
Item No. | Dimensions | |||
d | D | B | C | |
DAC25525716 | 25 | 52 | 20.6 | 20.6 |
DAC25520037 | 25 | 52 | 37 | 37 |
DAC25550043 | 25 | 55 | 43 | 43 |
DAC25560032 | 25 | 56 | 32 | 32 |
DAC27600050 | 27 | 60 | 50 | 50 |
DAC28610042 | 28 | 61 | 42 | 42 |
DAC30600037 | 30 | 60 | 37 | 37 |
DAC306500264 | 30 | 65 | 26.4 | 26.4 |
DAC30650571 | 30 | 65 | 21 | 21 |
DAC34620037 | 34 | 62 | 37 | 37 |
DAC34640037 | 34 | 64 | 37 | 37 |
DAC34660037 | 34 | 66 | 37 | 37 |
DAC35640037 | 35 | 64 | 37 | 37 |
DAC35650035 | 35 | 65 | 35 | 35 |
DAC35660032 | 35 | 66 | 32 | 32 |
DAC35660037 | 35 | 66 | 37 | 37 |
DAC35680037 | 35 | 68 | 37 | 37 |
DAC35725718 | 35 | 72.02 | 28 | 28 |
DAC3572571 | 35 | 72.04 | 33 | 33 |
DAC36680033 | 36 | 68 | 33 | 33 |
DAC3672571 | 36 | 72.05 | 34 | 34 |
DAC37720037 | 37 | 72 | 37 | 37 |
DAC3772571 | 37 | 72.04 | 37 | 37 |
DAC37740045 | 37 | 74 | 45 | 45 |
DAC38720040 | 38 | 72 | 40 | 40 |
DAC38725716/33 | 37.99 | 72.02 | 36 | 33 |
DAC38745716/33 | 37.99 | 74.02 | 36 | 33 |
DAC39680637 | 39 | 68.06 | 37 | 37 |
DAC39720037 | 39 | 72 | 37 | 37 |
DAC39720637 | 39 | 72.06 | 37 | 37 |
DAC39740039 | 39 | 74 | 39 | 39 |
Bearing Model | dXDXB ( mm ) | Weight /KG |
DAC27600050 | 27*60*50 | 0.56 |
DAC28580042 | 28*58*42 | 0.45 |
DAC28610042 | 28*61*42 | 0.53 |
DAC29530037 | 29*53*37 | 0.34 |
DAC3050571 | 30*50*20 | 0.13 |
DAC30540571 | 30*54*24 | 0.36 |
DAC3 0571 030/25 | 30*55*30 | 0.39 |
DAC3 0571 032 | 30*55*32 | 0.27 |
DAC3 0571 042 | 30*58*42 | 0.48 |
DAC30600037 | 30*60*37 | 0.42 |
DAC30600337 | 30*60.3*37 | 0.42 |
DAC3060037/34 | 30*60*37 | 0.36 |
DAC30620032 | 30*62*32 | 0.36 |
DAC30620037 | 30*62*37 | 0.42 |
DAC30620038 | 30*62*38 | 0.43 |
DAC30620044 | 30*62*44 | 0.44 |
DAC30630042 | 30*63*42 | 0.47 |
DAC30640037 | 30*64*37 | 0.47 |
DAC30640042 | 30*64*42 | 0.49 |
DAC30650571 | 30*65*21 | 0.27 |
DAC306500264 | 30*65*26.4 | 0.36 |
DAC30680045 | 30*68*45 | 0.52 |
DAC307200302 | 30*72*30.2 | 0.31 |
DAC30720037 | 30*72*37 | 0.8 |
DAC32720045 | 32*72*45 | 0.6 |
DAC32720034 | 32*72*34 | 0.6 |
DAC34620037 | 34*62*37 | 0.41 |
DAC34640037 | 34*64*37 | 0.43 |
DAC34660037 | 34*66*37 | 0.41 |
DAC34670037 | 34*67*37 | 0.44 |
DAC35640037 | 35*64*37 | 0.41 |
Our Advantages
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
FAQ
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Customized: | Customized |
---|---|
Certification: | ISO |
Standard Parts: | Yes |
Customization: |
Available
| Customized Request |
---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: |
|
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
Differences Between Plain Sliding Bearings and Self-Lubricating Bearings
Plain sliding bearings and self-lubricating bearings are two distinct types of bearings used in various applications. Here are the key differences between them:
Plain Sliding Bearings:
- Plain sliding bearings, also known as bushings, are simple bearing components that consist of a cylindrical sleeve made of a bearing material.
- These bearings require external lubrication, such as grease or oil, to reduce friction and wear between the bearing and the shaft.
- Regular maintenance and lubrication are essential to ensure proper operation and longevity.
- Plain sliding bearings are cost-effective and suitable for applications where lubrication can be easily provided.
- They are commonly used in low-speed and low-load applications, where the shaft slides within the bearing.
Self-Lubricating Bearings:
- Self-lubricating bearings, also known as maintenance-free bearings, are designed to operate without the need for external lubrication.
- These bearings incorporate solid lubricants, such as graphite, PTFE (polytetrafluoroethylene), or other additives, directly into the bearing material.
- The solid lubricants are released gradually as the bearing operates, reducing friction and providing a consistent lubricating film.
- Self-lubricating bearings are ideal for applications where frequent maintenance or lubrication is impractical or not feasible.
- They are suitable for both low-load and high-load applications, as the self-lubricating properties help extend the bearing’s service life.
In summary, plain sliding bearings require external lubrication and are suitable for applications where lubrication can be provided, while self-lubricating bearings incorporate solid lubricants and operate without the need for regular maintenance. The choice between these two types depends on factors such as the application’s operating conditions, maintenance requirements, and budget considerations.
Impact of Materials on Sliding Bearing Performance and Durability
The choice of materials used in sliding bearings significantly influences their performance, longevity, and suitability for specific applications. Different materials offer varying characteristics that affect factors such as friction, wear resistance, load capacity, and corrosion resistance. Here are some common materials and their effects:
- Bronze Bearings: Bronze bearings, often made from bronze alloys, offer good load-carrying capacity and resistance to wear. They are suitable for applications with moderate to heavy loads and low to moderate speeds. Bronze bearings also have good heat dissipation properties.
- Steel Bearings: Steel bearings, particularly those made from stainless steel, provide excellent corrosion resistance and are suitable for applications exposed to harsh environments or moisture. Steel bearings are often used in marine and food processing industries.
- Polymer Bearings: Polymer bearings, such as those made from materials like PTFE (polytetrafluoroethylene) or nylon, offer low friction and self-lubricating properties. They are suitable for applications where minimizing friction and wear is critical.
- Composite Bearings: Composite bearings combine different materials to achieve specific performance characteristics. For instance, they might feature a polymer matrix with embedded reinforcing fibers for improved load capacity and wear resistance.
- Graphite Bearings: Bearings with graphite as a lubricating element can operate without additional lubrication in certain conditions, reducing maintenance needs and offering self-lubricating properties.
The selection of materials should consider factors such as the application’s operating conditions, load requirements, speed, temperature, and the presence of corrosive substances. The right material choice ensures optimal performance, durability, and minimal maintenance for sliding bearings.
Impact of Proper Lubrication on Sliding Bearings
Proper lubrication plays a critical role in the performance and longevity of sliding bearings. Here’s how it affects their operation:
- Reduced Friction and Wear: Lubrication forms a thin film between the sliding surfaces of the bearing, reducing direct metal-to-metal contact. This minimizes friction and wear, which can significantly extend the bearing’s lifespan.
- Heat Dissipation: Lubricants help dissipate heat generated during operation by carrying away excess heat from the friction zones. This prevents overheating and potential damage to the bearing and surrounding components.
- Corrosion Prevention: Lubricants provide a protective barrier against moisture and corrosive substances, preventing the formation of rust and corrosion on the bearing surfaces.
- Sealing Effect: Proper lubrication can help create a sealing effect that prevents contaminants from entering the bearing, maintaining a clean and efficient operating environment.
- Noise and Vibration Reduction: Adequate lubrication helps dampen noise and reduce vibration caused by friction between bearing surfaces. This contributes to quieter and smoother operation.
- Enhanced Load Distribution: Lubrication ensures even load distribution across the bearing surfaces, preventing localized wear and extending the bearing’s overall life.
- Stability and Performance: Proper lubrication maintains consistent performance and stability by minimizing variations in friction and reducing the risk of sudden failures.
- Seizure Prevention: Lubricants prevent sliding surfaces from seizing or sticking together, even during periods of prolonged inactivity.
- Optimized Efficiency: Well-lubricated bearings experience less energy loss due to friction, resulting in improved overall efficiency of the machinery.
Choosing the right lubricant type, viscosity, and lubrication interval is crucial to ensuring the optimal performance and durability of sliding bearings. Regular maintenance and monitoring of lubrication levels are essential to prevent issues and extend the bearing’s service life.
editor by CX 2024-05-17
China best Skateboard Roller Skate Auto Sliding Gate Roller Trailer Axle 5*16*5 625 Deep Groove Ball Bearings with Hot selling
Product Description
Product Parameters
Product Name | Deep Groove Ball Bearings | |
Brand Name | NMN | |
Material | Chrome Steel GCr15 Stainless Steel Ceramic Nylon | |
Cage | Steel Brass Nylon | |
Weight(Kg) | 0.0048 | |
Clearance | C0 C2 C3 C4 C5 | |
Seals Type | Open Z 2Z 2RS Znr 2RS1 2rsh 2rsl 2znr | |
Precision Grade | P0 P6 P5 P4 P2 | |
Vibration | V1 V2 V3 V4 | |
Quality | ABEC1, 3, 5, 7,9 | |
Load Rating(kN) | Cr | 1.76 |
Cor | 0.68 | |
Limiting Speed | Grease | 40000 |
Oil | 32000 | |
Serice | OEM ODM | |
Sample | Available | |
Port | HangZhou/ZheJiang |
Product Details
Single row deep groove ball bearings are used in a wide variety of applications, they are simple in design, non-separable, suitable for high speeds and are robust in operation, and need little maintenance. Deep raceway grooves and the close conformity between the raceway grooves and the balls enable deep groove ball bearings to accommodate axial loads in both directions, in addition to radial loads.
625 bearing has the advantages of low noise, low friction and high speed, and is equipped with sealing cover, grease, etc., to extend the life of the product.
We provide OEM, ODM and other services, and provide you with relevant consulting information to help you with bearing selection, clearance configuration, product life and reliability analysis. We offer localized shipping solutions to save your shipping costs.
We can provide free samples, can accept custom LOGO or drawings, can design packaging according to requirements.
Bearing Models
Number | Specifiction | Load Rating (KN) | Limiting Speed (r/min) | Weight(Kg/pc) | |||||
d(mm) | D(mm) | B(mm) | r(mm) | Cr | Cor | Grease | Oil | ||
604 | 4 | 12 | 4 | 0.2 | 0.9 | 0.36 | 43000 | 51000 | 0.002 |
605 | 5 | 14 | 5 | 0.2 | 1.33 | 0.505 | 39000 | 46000 | 0.0035 |
606 | 6 | 17 | 6 | 0.3 | 2.19 | 0.865 | 30000 | 38000 | 0.006 |
607 | 7 | 19 | 6 | 0.3 | 2.24 | 0.91 | 28000 | 3600 | 0.008 |
608 | 8 | 22 | 7 | 0.3 | 3.35 | 1.4 | 26000 | 34000 | 0.012 |
609 | 9 | 24 | 7 | 0.3 | 3.4 | 1.45 | 22000 | 30000 | 0.014 |
6000 | 10 | 26 | 8 | 0.3 | 4.55 | 1.96 | 20000 | 28000 | 0.019 |
6001 | 1 | 28 | 8 | 0.3 | 5.1 | 2.39 | 19000 | 26000 | 0.571 |
6002 | 15 | 32 | 9 | 0.3 | 5.6 | 2.84 | 18000 | 24000 | 0.03 |
6003 | 17 | 35 | 10 | 0.3 | 6.8 | 3.35 | 17000 | 22000 | 0.039 |
6004 | 20 | 42 | 12 | 0.6 | 9. | 5.05 | 1000 | 19000 | 0.069 |
6005 | 25 | 47 | 12 | 0.6 | 10.1 | 5.85 | 13000 | 17000 | 0.08 |
6006 | 30 | 55 | 13 | 1.0 | 13.2 | 8.3 | 12000 | 15000 | 0.116 |
6007 | 35 | 62 | 14 | 1.0 | 16 | 10.3 | 10000 | 13000 | 0.155 |
6008 | 40 | 8 | 15 | 1.0 | 16.8 | 11.5 | 8000 | 11000 | 0.185 |
6009 | 45 | 5 | 16 | 1.0 | 21 | 15.1 | 7200 | 9000 | 0.231 |
6571 | 50 | 80 | 16 | 1.0 | 21.8 | 16.6 | 6400 | 7800 | 0.25 |
6011 | 55 | 90 | 18 | 1.1 | 28.3 | 21.2 | 5700 | 7000 | 0.362 |
6012 | 60 | 95 | 18 | 1.1 | 29.5 | 23.2 | 5000 | 6300 | 0.385 |
6013 | 65 | 100 | 18 | 1.1 | 31.9 | 25 | 4800 | 6100 | 0.44 |
6014 | 70 | 110 | 20 | 1.1 | 39.7 | 31 | 4600 | 5800 | 0.6 |
6015 | 75 | 115 | 20 | 1.1 | 41.6 | 33.5 | 4400 | 5600 | 0.64 |
6016 | 80 | 125 | 22 | 1.1 | 47.5 | 40 | 4300 | 5500 | 0.854 |
6017 | 85 | 130 | 22 | 1.1 | 49.5 | 43 | 200 | 5300 | 0.89 |
6018 | 90 | 140 | 24 | 1.5 | 58 | 49.5 | 4000 | 5100 | 1.02 |
624 | 4 | 13 | 5 | 0.2 | 1.31 | 0.49 | 36000 | 45000 | 0.0032 |
625 | 5 | 16 | 5 | 0.3 | 1.76 | 0.68 | 32000 | 40000 | 0.0048 |
626 | 6 | 19 | 6 | 0.3 | 2.34 | 0.885 | 28000 | 36000 | 0.0081 |
627 | 7 | 22 | 7 | 0.3 | 3.35 | 1.40 | 26000 | 34000 | 0.013 |
628 | 8 | 24 | 8 | 0.3 | 4.00 | 1.59 | 24000 | 32000 | 0.017 |
629 | 9 | 26 | 8 | 0.3 | 4.55 | 1.96 | 22000 | 40000 | 0.0048 |
Packaging & Shipping
·Plastic rolling packing + Plastic bag + Paper carton
·Single Box + Plastic rolling packing + Plastic bag + Paper carton+pallet
·According to customer requirement
Applications
About Us
ZheJiang CZPT Bearing Group is a professional bearing manufacturer and exporter in China. We have been engaged in bearing industry for 20 years. Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.
Our production is strictly executed with ISO9001 and ISO14001. Our products are mainly exported to Singapore, South Kora, Vietnam, Thailand, Turkey, Pakistan, Australia, Polan, France, UK, South America, USA, South Africa and other countries and regions of the world, with great public praise of high quality and reasonable price.
Company Profile
FAQ
1.Q:Could you supply free sample of bearing for our test?
A:Yes. Please afford the express fee and we will send you the sample within your first order.
2.Q:Sample time?
A:Within 3-4 days.
3.Q:Are you a factory or a Trade Company for Bearing ?
A:We are the factory.
4.Q:Whether you could make your products by our color?
A:Yes, The color of products can be customized if you can meet our MOQ.
5.Q:Could you accept OEM and customize?
A:Yes, OEM and ODM are accepted and we can customize for you according to sample or drawing.
6.Q:Do you have stocks?
A:Yes, most of the bearings showing on alibaba are in stock,especialy big bearings.
We sincerely hope we can build a long term relationship with all the clients and we also have great confidence in cooperating with every potential customer by most premium service and competitive price.
Welcome your inquiry and welcome your visit.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | Nmn |
---|---|
Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Rows Number: | Single |
Load Direction: | Radial Bearing |
Material: | Bearing Steel |
Samples: |
US$ 0.01/Set
1 Set(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Improvement of Heavy Machinery Operation with Sliding Bearings
Sliding bearings play a crucial role in enhancing the operation of heavy machinery, such as mining equipment. Here’s how they contribute:
Reduced Friction and Wear:
Sliding bearings are designed to minimize friction between moving parts. In heavy machinery, where components are subjected to substantial loads and harsh conditions, reducing friction is essential to prevent premature wear and damage. Sliding bearings help distribute loads evenly and provide a smooth surface for components to slide against, reducing the risk of friction-induced failures.
Increased Durability:
The robust construction and materials used in sliding bearings make them well-suited for heavy machinery applications. They can withstand the heavy loads, impacts, and vibrations commonly encountered in mining equipment. Their durability contributes to the overall reliability and longevity of the machinery.
Improved Efficiency:
Efficiency is critical in heavy machinery to maximize productivity while minimizing energy consumption. Sliding bearings contribute to improved efficiency by reducing energy losses due to friction. With lower friction, machinery components can move more freely, requiring less energy to overcome resistance.
Resistance to Contaminants:
Mining environments are often filled with dust, dirt, and debris that can infiltrate machinery components. Sliding bearings are designed to operate effectively even in contaminated conditions. Their design and materials help prevent the intrusion of contaminants, reducing the risk of premature wear and component failure.
Enhanced Load Distribution:
Heavy machinery, especially in mining, experiences dynamic and uneven loads. Sliding bearings help distribute these loads evenly across surfaces, preventing localized stress concentrations. This load distribution contributes to the machinery’s overall structural integrity and minimizes the risk of catastrophic failures.
In conclusion, sliding bearings are integral to the efficient and reliable operation of heavy machinery in industries like mining. Their ability to reduce friction, enhance durability, improve efficiency, resist contaminants, and distribute loads makes them invaluable components for ensuring the smooth functioning of mining equipment.
Benefits of Sliding Bearings in Low-Speed and Heavy-Load Applications
Sliding bearings offer significant advantages in low-speed and heavy-load applications, where their unique characteristics provide optimal performance. Some examples of scenarios where sliding bearings benefit such applications include:
- Mining Equipment: Sliding bearings are used in mining machinery such as crushers, mills, and conveyor systems. These applications often involve heavy loads and low speeds, where sliding bearings can provide robust support and reliable operation.
- Steel Mills: In steel production, sliding bearings are utilized in rolling mills and continuous casting machines. These operations require handling heavy loads and slow rotation speeds, making sliding bearings suitable for providing the necessary support.
- Hydraulic Systems: Sliding bearings are used in hydraulic cylinders, where slow and controlled movements are required for applications like construction machinery, material handling equipment, and heavy-duty presses.
- Cranes and Lifts: Sliding bearings are employed in the construction of cranes, elevators, and lifting platforms. These applications involve lifting and lowering heavy loads at controlled speeds, making sliding bearings crucial for smooth and reliable motion.
- Wind Turbines: Sliding bearings are used in the yaw and pitch systems of wind turbines. These systems need to handle the substantial weight of the turbine blades and operate at low speeds to optimize energy generation.
In these scenarios and more, sliding bearings provide the necessary support, stability, and durability required for low-speed and heavy-load applications.
Advantages of Sliding Bearings Compared to Other Bearings
Sliding bearings, also known as plain bearings or journal bearings, offer several advantages compared to other types of bearings. These advantages make them suitable for specific applications where their characteristics are beneficial:
- High Load-Carrying Capacity: Sliding bearings can handle high loads due to their larger contact area and distribution of pressure, making them suitable for heavy machinery and industrial equipment.
- Low Friction: Sliding bearings operate on the principle of sliding friction, which can result in lower frictional losses and energy consumption compared to rolling element bearings.
- Simplicity: Sliding bearings have a straightforward design with fewer components, reducing complexity and potential points of failure.
- Cost-Effectiveness: The simpler design and manufacturing process of sliding bearings can lead to lower production costs and maintenance expenses.
- Shock and Vibration Absorption: Sliding bearings can dampen shocks and vibrations due to their ability to accommodate misalignments and absorb dynamic forces.
- High-Temperature Applications: Some sliding bearings are capable of operating in high-temperature environments where other types of bearings might fail.
- Self-Lubrication: Some sliding bearings are designed with self-lubricating materials, reducing the need for external lubrication and maintenance.
- Noisiness: Sliding bearings often produce less noise than rolling element bearings, which can be advantageous in noise-sensitive applications.
- Corrosion Resistance: Sliding bearings made from materials such as bronze or plastic can offer better corrosion resistance in certain environments.
- Adaptability to Dirty Environments: Sliding bearings can perform well in dirty or contaminated environments where rolling element bearings might be more prone to failure due to debris.
However, it’s important to note that sliding bearings also have limitations, such as higher frictional heat generation, potential for stick-slip behavior, and limited suitability for high-speed applications. The choice between sliding bearings and other types of bearings depends on the specific requirements of the application and the trade-offs that need to be considered.
editor by CX 2024-05-09
China Hot selling High Performance U Grooved Track Roller Wheel Bearings for Sliding Door and Window Lfr50/5-6kdd Lfr50/5-6npp 5mmx17mmx8mm with Best Sales
Product Description
Product Description
Deep Groove Ball Bearing
Manufacturers: Radial ball bearings are CZPT to accommodate low to heavy radial loads and low to moderate thrust loads in either direction. Radial Deep Groove Ball Bearings are available with metal shields (ZZ) or rubber seals (2RS). Several tolerance grades (Abec 1-9), internal clearance (C2 to C4) and cage designs are available to best suit the running precision and speed of the application.
Common Options of Radial Deep Groove Ball Bearings:
- ZZ– Two Metal Shields
- 2RS– Two Rubber Seals
- NR– Snap Ring
- M– Brass Cage
- C0– Normal Internal Clearance
- C3– Greater than normal
Single row deep groove ball bearings are used in a wide variety of applications, they are simple in design, non-separable, suitable for high speeds and are robust in operation, and need little maintenance. Deep raceway grooves and the close conformity between the raceway grooves and the balls enable deep groove ball bearings to accommodate axial loads in both directions, in addition to radial loads.
Single row deep groove ball bearings are manufactured as open type (unsealed), sealed and shielded, the most popular sizes of deep groove ball bearings are also produced in sealed versions with shields or contact seals on 1 or both sides, the bearings with shields or seals on both sides are lubricated for life and are maintenance free. A sealed bearings seals has contact on the bearings inner and outer, a shielded bearings shield has contact on the outer only, and Shielded bearings are primarily intended for applications where the inner ring rotates. If the outer ring rotates, there is a risk that the grease will leak from the bearing at high speeds.
Bearing Data – General
RSH or RS = Sheet steel reinforced contact seal of acrylonitrile-butadiene rubber (NBR) on 1 side of the bearing
2RSH or 2RS = RSH or RS contact seal on both sides of the bearing
RSL = Sheet steel reinforced low-friction contact seal of acrylonitrile-butadiene rubber (NBR) on 1 side of the bearing
2RSL = RSL low friction contact seal on both sides of the bearing
Z = Shield of pressed sheet steel on 1 side of the bearing
2Z or ZZ = Z-Shield on both sides of the bearing
About this item
- Size: 6200-2RS (Inner Dia.=10mm, Outer Dia.=30mm, Thickness=9mm)
- Sealed on BOTH SIDES of the bearing to keep lubricant in. Suitable for complex environment
- Made from Carbon Steel, durability and resistance to under heavy loads
- ABEC Tolerance 1 (P0), Z1 Noise Level for most general use
- Pre-Lubricated, Easy to maintain
Product Specifications
Bearing Type | Ball Bearing |
---|---|
Compatible Lubricant Type | Oil |
Item Thickness | 9 millimeters millimeters |
Material | Carbon Steel |
Measurement System | Metric |
Size | 10mmx30mmx9mm |
Company Profile
ZheJiang CZPT Bearing Co., Ltd. is affiliated to ZheJiang Kaidi Bearing Group – a specialized manufacturer of kinds of bearings for about 20 years.
Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.
Our Products
ZheJiang CZPT Bearing Co., Ltd. is a specialized manufacturer of ball bearings for about 20 years. Our main products include:
1, Miniature Bearings: like 608, 609, 625, 626, 693, 695, etc;
2, Deep Groove Ball Bearings: like 6000, 6200, 6300, 6800, 6900, 16000 Series;
3,Non-Standard Bearings: U grooved bearings, V grooved bearings, double grooved bearings, bearing rollers with or without plastic injection. 4,Pillow Block Bearing: UCP/ UCF/ UCFL;
5,Tapered Roller Bearings
6,Linear Motion Bearings
Processing Process
we have manufacture bearing more than 20 years, and can produce different style of bearings. Our factory starts production from raw materials. We have a 20-person R&D team and launch a new product every 5 days. We have more than 600 people to produce bearing team, we produce products, the price is the most competitive in China.
Packaging & Shipping
Our Activities
FAQ
1.Q:Do you know the Detail Size for the Bearing ? 2.Q: This Size of Bearing is common parts? 3.Q:Are you a factory or a Trade Company for Bearing ? 4.Q:How many the MOQ of the Bearing? 5.Q:Could you supply free sample of bearing for our test? 6.Q:Could you accept OEM and customize? 7.Q:Do you have stocks? |
Contact Us
Jane
ZheJiang CZPT Bearing Co., Ltd.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | 15° |
---|---|
Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Rows Number: | Single |
Load Direction: | Thrust Bearing |
Material: | Bearing Steel |
Samples: |
US$ 0.05/Set
1 Set(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Considerations for Selecting Appropriate Sliding Bearings
Choosing the right type and size of sliding bearing is crucial for ensuring optimal performance and longevity in various applications. Here are key considerations to keep in mind:
Load and Application: Determine the specific load and application requirements. Different sliding bearings are designed to handle varying loads, speeds, and operating conditions. Consider whether the bearing will experience radial, axial, or combined loads, as well as the expected range of motion.
Material Compatibility: Select materials that are compatible with the operating environment. Consider factors such as corrosion resistance, temperature tolerance, and exposure to chemicals or contaminants. Common bearing materials include bronze, steel, and self-lubricating polymers.
Lubrication: Proper lubrication is essential for reducing friction and wear in sliding bearings. Choose a lubrication method that suits the application, whether it’s grease, oil, or self-lubricating materials. Some sliding bearings are designed for maintenance-free operation.
Design and Configuration: Determine the appropriate bearing design, such as bushings, thrust washers, or linear guides. Consider the bearing’s dimensions, including inner and outer diameter, length, and width. The bearing’s configuration should match the available space and mounting requirements.
Load Distribution: Ensure that the selected sliding bearing can evenly distribute the applied load across its surface. This helps prevent premature wear and ensures the bearing’s longevity. Consider the bearing’s load capacity and how it aligns with the actual load demands.
Friction and Wear: Evaluate the bearing’s coefficient of friction and wear characteristics. Lower friction and wear rates contribute to longer bearing life and improved efficiency. Consider whether the bearing requires initial running-in to reach optimal performance.
Maintenance and Service Life: Consider the maintenance requirements and expected service life of the sliding bearing. Some applications may benefit from bearings with extended maintenance intervals or self-lubricating properties, while others may prioritize easy replacement.
Cost-Efficiency: Balancing performance with cost is essential. While high-performance materials and features can enhance bearing performance, they may also increase the upfront cost. Choose a solution that aligns with your budget and long-term operational goals.
Environmental Conditions: Factor in the environmental conditions the bearing will operate in. For example, marine environments may require bearings with exceptional corrosion resistance, while high-temperature applications demand materials with thermal stability.
Supplier Expertise: Partner with reputable suppliers who offer technical expertise and a range of sliding bearing solutions. Suppliers with a strong track record can provide guidance in selecting the most suitable bearing for your specific application.
By carefully considering these factors, you can confidently choose the appropriate type and size of sliding bearing that meets your application’s requirements and ensures optimal performance and reliability.
Maintenance Practices to Extend the Lifespan of Sliding Bearings
Proper maintenance is essential for maximizing the lifespan of sliding bearings and ensuring optimal performance. Here are specific practices that can help extend the life of sliding bearings:
Regular Lubrication: Adequate lubrication is crucial for minimizing friction and wear between sliding surfaces. Follow manufacturer recommendations for lubrication intervals and use the appropriate lubricants for the operating conditions.
Clean Environment: Keep the surrounding environment clean and free from dust, dirt, and contaminants. Regularly clean the machinery or equipment to prevent debris from entering the bearing area.
Seal Integrity: Ensure that bearing seals are in good condition to prevent contaminants from entering and lubricant from escaping. Replace damaged seals promptly to maintain proper protection.
Alignment and Mounting: Proper alignment and mounting of sliding bearings are critical to distribute loads evenly and prevent excessive wear. Follow manufacturer guidelines for installation procedures and torque specifications.
Regular Inspections: Schedule routine inspections to detect early signs of wear, damage, or misalignment. Visual inspections, temperature checks, and vibration analysis can help identify issues before they escalate.
Maintenance Records: Maintain detailed records of maintenance activities, including lubrication schedules, inspections, and replacements. This information can help track the condition of sliding bearings and plan maintenance tasks effectively.
Temperature Management: Control operating temperatures within recommended limits. Excessive heat can degrade lubricants and accelerate wear, while extreme cold can affect bearing performance.
Load Management: Avoid subjecting sliding bearings to loads beyond their specified capacities. Overloading can lead to premature wear and damage.
Training and Education: Ensure that personnel responsible for maintenance are adequately trained in proper procedures. Knowledgeable staff can perform maintenance tasks accurately and identify potential issues.
Timely Replacement: When wear or damage is detected that exceeds acceptable limits, replace sliding bearings promptly to prevent further damage to the machinery or equipment.
By implementing these maintenance practices, you can significantly extend the lifespan of sliding bearings, reduce downtime, and optimize the performance of machinery and equipment.
Impact of Proper Lubrication on Sliding Bearings
Proper lubrication plays a critical role in the performance and longevity of sliding bearings. Here’s how it affects their operation:
- Reduced Friction and Wear: Lubrication forms a thin film between the sliding surfaces of the bearing, reducing direct metal-to-metal contact. This minimizes friction and wear, which can significantly extend the bearing’s lifespan.
- Heat Dissipation: Lubricants help dissipate heat generated during operation by carrying away excess heat from the friction zones. This prevents overheating and potential damage to the bearing and surrounding components.
- Corrosion Prevention: Lubricants provide a protective barrier against moisture and corrosive substances, preventing the formation of rust and corrosion on the bearing surfaces.
- Sealing Effect: Proper lubrication can help create a sealing effect that prevents contaminants from entering the bearing, maintaining a clean and efficient operating environment.
- Noise and Vibration Reduction: Adequate lubrication helps dampen noise and reduce vibration caused by friction between bearing surfaces. This contributes to quieter and smoother operation.
- Enhanced Load Distribution: Lubrication ensures even load distribution across the bearing surfaces, preventing localized wear and extending the bearing’s overall life.
- Stability and Performance: Proper lubrication maintains consistent performance and stability by minimizing variations in friction and reducing the risk of sudden failures.
- Seizure Prevention: Lubricants prevent sliding surfaces from seizing or sticking together, even during periods of prolonged inactivity.
- Optimized Efficiency: Well-lubricated bearings experience less energy loss due to friction, resulting in improved overall efficiency of the machinery.
Choosing the right lubricant type, viscosity, and lubrication interval is crucial to ensuring the optimal performance and durability of sliding bearings. Regular maintenance and monitoring of lubrication levels are essential to prevent issues and extend the bearing’s service life.
editor by CX 2024-05-08
China supplier Wj383 292/950 292/1060 29317 29318 Sliding Bearing Chrome Heart CZPT CZPT CZPT CZPT CZPT CZPT C&U Thrust Roller Bearings wholesaler
Product Description
Product Description
WHY CHOOSE E-ASIA BEARING?
1) 20 years of rich bearing industry export experience
2) ISO & MPA & CE & SGS & BV certified
3) Professional engineers team and Superior machines
4) 1 hour to HangZhou port or ZheJiang port
5) Strict quality inspection (3 steps) before shipment, such as SGS/BV third party certified.
CHOOSE E-ASIA REFUSED ONE TIME BUSINESS
Thrust Roller Bearings | 81series | 81102 81103 81104 81105 81106 81107 81108 81109 81110 81111 81112 81113 81114 81115 81116 81117 81118 81120 81122 81124 81126 81128 81130 81132 81134 81136 81138 81140 81144 81148 81152 81156 81160 81164 81168 81172 81176 81180 81184 81188 81192 81196 811/5 110145 120155 130170 140180 150190 165710 |
Company Profile
E-Asia was set up in 1996 and located at HangZhou, a beautiful city in China. Our company is bearing manufacturer and NSK CZPT CZPT CZPT CZPT HRB LYC NACHI C&U bearing distributor. We also provide OEM beaings.Since it was first established, E-AISA was dedicated in research, development and manufacture of bearings. Now, E-AISA has become main and 1 of the first grade suppliers of all kinds of bearings.
Our products include: Deep Groove Ball Bearings, Self-aligning Ball Bearings, Spherical Bearings, Tapered Roller Bearings,Cylindrical Roller Bearings, Needle Roller Bearings, Self-aligning Roller Bearings, Angular Contact Ball Bearings, Thrust Ball Bearings and Trust Roller Bearings and Special Bearings.
E-Asia is a backbone enterprise for bearing production in China. With an area of 60, 000 square meters, more than 260 sets devices and machines, and around 200 employees, our company annually turns out more than 6 million sets bearings.
Our Bearings are exported to the USA, Canada, UK, Germany, Poland, Italy, Russia, the Middle East, Africa and other countries and regions of the world. E-Asia Bearing Co. Ltd. Is committed to the introduction of high-quality bearing products. Our company have more than 200 employees.
Our brands include ZWZ bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings and so forth.
Our belief is “Specialization is quality; Quality is the future. Any product with 0.01% defect is 100% reject” is our quality policy.
Packaging & Shipping
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales, most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 3-5 days of payment being received.
3.Does your company have quality assurance?
Yes, for 2 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number, account or account, we will contact you as soon as possible and provide the detailed information you need.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Brand: | Koyo, Timken NSK NTN . |
---|---|
Precision: | Z1V1 Z2V2 Z3V3 |
Cage: | Steel, Nylon, Brass |
Customization: |
Available
| Customized Request |
---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: |
|
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
Advancements in Sliding Bearing Technology
Recent years have witnessed significant advancements in sliding bearing technology, leading to improved performance, durability, and efficiency in various applications. Some notable developments include:
Self-Lubricating Materials: The use of advanced self-lubricating materials, such as composite polymers and solid lubricants, has reduced the need for external lubrication, enhancing maintenance-free operation.
Nano-Coatings: Nano-coatings with improved wear resistance and reduced friction have been applied to sliding bearings, extending their lifespan and optimizing performance in demanding environments.
Improved Friction Management: Advanced surface texturing and micro-grooving techniques have been employed to manage friction and reduce wear, contributing to smoother operation and increased efficiency.
Bearing Monitoring Systems: Integration of sensors and monitoring systems allows real-time tracking of bearing health, enabling predictive maintenance and reducing unexpected downtime.
Customization: Modern manufacturing techniques, such as 3D printing and precision machining, allow for customized sliding bearings tailored to specific applications, improving overall system performance.
Environmentally Friendly Solutions: Development of environmentally friendly lubricants and materials ensures compliance with regulations and minimizes the impact of sliding bearing technology on the environment.
High-Load Capacities: Advances in material science and engineering have led to sliding bearings with increased load-carrying capacities, making them suitable for heavy-duty applications.
Enhanced Wear Resistance: Improved material compositions and surface treatments have enhanced wear resistance, reducing the need for frequent replacements and maintenance.
Reduced Noise and Vibration: Innovations in design and materials have resulted in sliding bearings that produce less noise and vibration, contributing to quieter and more comfortable machinery operation.
Integration with IoT: Integration of sliding bearings into the Internet of Things (IoT) networks allows for remote monitoring and optimization of bearing performance.
Digital Twin Technology: Digital twin simulations are being used to model sliding bearing behavior, aiding in design optimization and performance prediction.
Efficiency in High-Temperature Environments: Advancements in heat-resistant materials have enabled sliding bearings to operate efficiently in high-temperature industrial applications.
These advancements collectively contribute to the evolution of sliding bearing technology, making them more reliable, durable, and adaptable to a wide range of industrial and commercial applications.
Benefits of Sliding Bearings in Low-Speed and Heavy-Load Applications
Sliding bearings offer significant advantages in low-speed and heavy-load applications, where their unique characteristics provide optimal performance. Some examples of scenarios where sliding bearings benefit such applications include:
- Mining Equipment: Sliding bearings are used in mining machinery such as crushers, mills, and conveyor systems. These applications often involve heavy loads and low speeds, where sliding bearings can provide robust support and reliable operation.
- Steel Mills: In steel production, sliding bearings are utilized in rolling mills and continuous casting machines. These operations require handling heavy loads and slow rotation speeds, making sliding bearings suitable for providing the necessary support.
- Hydraulic Systems: Sliding bearings are used in hydraulic cylinders, where slow and controlled movements are required for applications like construction machinery, material handling equipment, and heavy-duty presses.
- Cranes and Lifts: Sliding bearings are employed in the construction of cranes, elevators, and lifting platforms. These applications involve lifting and lowering heavy loads at controlled speeds, making sliding bearings crucial for smooth and reliable motion.
- Wind Turbines: Sliding bearings are used in the yaw and pitch systems of wind turbines. These systems need to handle the substantial weight of the turbine blades and operate at low speeds to optimize energy generation.
In these scenarios and more, sliding bearings provide the necessary support, stability, and durability required for low-speed and heavy-load applications.
Design Principles and Functions of Sliding Bearings
Sliding bearings, also known as plain bearings or journal bearings, operate on the principle of providing a low-friction interface between two moving surfaces. The design of sliding bearings is based on creating a film of lubrication between the bearing surface and the shaft or journal it supports. This film of lubrication separates the two surfaces and minimizes direct metal-to-metal contact, reducing friction and wear.
The main components and design principles of sliding bearings include:
- Bearing Material: Sliding bearings are typically made from materials with good wear resistance and self-lubricating properties, such as bronze, brass, or various polymers. These materials help reduce friction and prevent excessive wear.
- Lubrication: Lubrication is crucial for the proper functioning of sliding bearings. It can be provided by an external lubricant, solid lubricants embedded in the bearing material, or a combination of both. The lubrication forms a protective layer that reduces direct contact and minimizes friction.
- Clearance: Sliding bearings are designed with a specific clearance between the bearing and the shaft to accommodate the lubricating film and allow for proper movement. This clearance prevents seizing and binding of the bearing.
- Load Distribution: The design of sliding bearings ensures that the load is distributed over a larger surface area to prevent excessive stress on any single point. This feature is essential for handling heavy loads in industrial applications.
- Alignment and Misalignment: Sliding bearings can tolerate small misalignments between the bearing and the shaft. This flexibility allows them to accommodate minor shifts caused by thermal expansion, vibration, or other factors.
- Heat Dissipation: Sliding bearings can generate frictional heat during operation. Proper design includes features to facilitate heat dissipation and prevent overheating that could lead to premature wear.
- Application-Specific Design: The design of sliding bearings can vary based on the specific application requirements, including load capacity, speed, operating temperature, and environmental conditions.
The functions of sliding bearings include providing support to rotating or sliding shafts, reducing friction, absorbing and distributing loads, allowing for misalignment, and offering smooth movement even in dirty or contaminated environments. Sliding bearings are commonly used in various industrial machinery and equipment, including engines, pumps, conveyors, and manufacturing equipment.
Overall, the design principles and functions of sliding bearings make them suitable for applications where low friction, durability, load-bearing capacity, and adaptability to varying conditions are essential.
editor by CX 2024-05-03
China Professional Rod End Sliding Roller Thrust Special Cylindrical Bearings Group, Stieber, IKO, Fst/ Bearings for Machinery & Auto deep groove ball bearing
Product Description
About Cylindrical roller bearings:
1.Cylindrical roller bearings are separable bearings, installation and removal is very convenient.
2.Cylindrical roller bearings can withstand greater radial load, suitable for use in high speed applications.
3.Cylindrical roller bearings can be divided into single row, double row and multi-row cylindrical roller bearings and
other different structures.
4.Cylindrical roller bearings can be divided into PO, P6, P5, P4, P2 according to accuracy class.
Cylindrical roller bearing are of high load capacity and can operate at high speeds because they use rollers as their
rolling elements. They can therefore be used in applications involving heavy radial and impact loading.
The rollers are cylindrical in shape and crowned at the end in order to reduce the stress concentrations. They are also
suitable for applications that require high speed because the rollers are guided by CZPT which are either on the outer or inner ring.
Product name | Cylindrical roller bearing |
Place of Origin | China,ZheJiang |
Structure | Roller Bearing |
Material | Gcr15 Bearing steel |
Delivery time | 5-15days depends on quantity needed |
Service | OEM service, according to customer requirements |
Quality | Large bearing capacity, fine mass |
Company Profile
In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.
“zero defect, zero complaints” as the quality objective.
FAQ
Q: Are you trading company or manufacturer ?
A: We are a trading company specializing in exporting bearings.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the
goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge
Q.You provide free consultation service?
Yes, before, during and after order, anytime.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Product Name: | Cylindrical Roller Bearing |
---|---|
Characteristic: | High Precision |
Advantage: | Large Bearing Capacity |
Holder: | Copper and Iron Retainers |
Quality: | High Quality |
Rolling Body: | Roller Bearings |
Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Advancements in Sliding Bearing Technology
Recent years have witnessed significant advancements in sliding bearing technology, leading to improved performance, durability, and efficiency in various applications. Some notable developments include:
Self-Lubricating Materials: The use of advanced self-lubricating materials, such as composite polymers and solid lubricants, has reduced the need for external lubrication, enhancing maintenance-free operation.
Nano-Coatings: Nano-coatings with improved wear resistance and reduced friction have been applied to sliding bearings, extending their lifespan and optimizing performance in demanding environments.
Improved Friction Management: Advanced surface texturing and micro-grooving techniques have been employed to manage friction and reduce wear, contributing to smoother operation and increased efficiency.
Bearing Monitoring Systems: Integration of sensors and monitoring systems allows real-time tracking of bearing health, enabling predictive maintenance and reducing unexpected downtime.
Customization: Modern manufacturing techniques, such as 3D printing and precision machining, allow for customized sliding bearings tailored to specific applications, improving overall system performance.
Environmentally Friendly Solutions: Development of environmentally friendly lubricants and materials ensures compliance with regulations and minimizes the impact of sliding bearing technology on the environment.
High-Load Capacities: Advances in material science and engineering have led to sliding bearings with increased load-carrying capacities, making them suitable for heavy-duty applications.
Enhanced Wear Resistance: Improved material compositions and surface treatments have enhanced wear resistance, reducing the need for frequent replacements and maintenance.
Reduced Noise and Vibration: Innovations in design and materials have resulted in sliding bearings that produce less noise and vibration, contributing to quieter and more comfortable machinery operation.
Integration with IoT: Integration of sliding bearings into the Internet of Things (IoT) networks allows for remote monitoring and optimization of bearing performance.
Digital Twin Technology: Digital twin simulations are being used to model sliding bearing behavior, aiding in design optimization and performance prediction.
Efficiency in High-Temperature Environments: Advancements in heat-resistant materials have enabled sliding bearings to operate efficiently in high-temperature industrial applications.
These advancements collectively contribute to the evolution of sliding bearing technology, making them more reliable, durable, and adaptable to a wide range of industrial and commercial applications.
Maintenance Practices to Extend the Lifespan of Sliding Bearings
Proper maintenance is essential for maximizing the lifespan of sliding bearings and ensuring optimal performance. Here are specific practices that can help extend the life of sliding bearings:
Regular Lubrication: Adequate lubrication is crucial for minimizing friction and wear between sliding surfaces. Follow manufacturer recommendations for lubrication intervals and use the appropriate lubricants for the operating conditions.
Clean Environment: Keep the surrounding environment clean and free from dust, dirt, and contaminants. Regularly clean the machinery or equipment to prevent debris from entering the bearing area.
Seal Integrity: Ensure that bearing seals are in good condition to prevent contaminants from entering and lubricant from escaping. Replace damaged seals promptly to maintain proper protection.
Alignment and Mounting: Proper alignment and mounting of sliding bearings are critical to distribute loads evenly and prevent excessive wear. Follow manufacturer guidelines for installation procedures and torque specifications.
Regular Inspections: Schedule routine inspections to detect early signs of wear, damage, or misalignment. Visual inspections, temperature checks, and vibration analysis can help identify issues before they escalate.
Maintenance Records: Maintain detailed records of maintenance activities, including lubrication schedules, inspections, and replacements. This information can help track the condition of sliding bearings and plan maintenance tasks effectively.
Temperature Management: Control operating temperatures within recommended limits. Excessive heat can degrade lubricants and accelerate wear, while extreme cold can affect bearing performance.
Load Management: Avoid subjecting sliding bearings to loads beyond their specified capacities. Overloading can lead to premature wear and damage.
Training and Education: Ensure that personnel responsible for maintenance are adequately trained in proper procedures. Knowledgeable staff can perform maintenance tasks accurately and identify potential issues.
Timely Replacement: When wear or damage is detected that exceeds acceptable limits, replace sliding bearings promptly to prevent further damage to the machinery or equipment.
By implementing these maintenance practices, you can significantly extend the lifespan of sliding bearings, reduce downtime, and optimize the performance of machinery and equipment.
Common Applications and Industries of Sliding Bearings
Sliding bearings are utilized across a wide range of applications and industries due to their unique advantages. Some common applications and industries where sliding bearings are commonly used include:
- Automotive Industry: Sliding bearings are found in engines, transmissions, suspension systems, and various automotive components.
- Industrial Machinery: They are used in manufacturing equipment, conveyors, printing machines, and more.
- Power Generation: Sliding bearings are crucial in turbines, generators, and power transmission systems.
- Aerospace: They play a role in aircraft landing gear, control systems, and propulsion mechanisms.
- Marine: Sliding bearings are used in ship engines, propellers, and steering systems.
- Construction and Mining: They are found in heavy machinery, excavators, loaders, and construction equipment.
- Oil and Gas: Sliding bearings are used in drilling rigs, pumps, compressors, and refineries.
- Railway: They are employed in locomotives, train wheels, and rail systems.
- Medical Equipment: Sliding bearings are used in medical devices, imaging equipment, and surgical instruments.
- Textile Industry: They play a role in weaving machines, spinning frames, and looms.
- Food and Beverage: Sliding bearings are utilized in food processing equipment and packaging machinery.
- Renewable Energy: They are used in wind turbines, solar tracking systems, and other renewable energy applications.
Sliding bearings provide reliable support and smooth motion in various environments, making them essential components in a wide range of industries.
editor by CX 2024-04-25
China wholesaler Roller Customized Bicycle Sliding Window Rollers Bearings Bearing for Car Rolamento Hot double row ball bearing
Product Description
Product Description
Wheel hub bearings
The DAC type auto front wheel bearing is a double row angular contact ball bearing incorporating an integral outer ring and two separable inner rings; which is available either with seals or without seals. The auto wheel hub bearings can bear beavier axial and radial load.it is no need to adjust the inner clearance because it is already preserved in making.It was filled with Iubricating grease in high quality in the inner bearing,which could make the assemblage and usage easily.The range of the diameter of the inner ring is from 20 to 80mm and that of the outer ring is from 40 to 120mm.Now there are more than 300 kinds of this bearings.
Features and Benefits:
1. Low friction and running temperatures, low noise, and vibration
2. High running speeds
3. High quality and performance capabilities for your application
4. Accommodate radial loads and axial loads in both directions
5. Available with a variety of greases for most conditions, including food quality grease, high-temperature grease, and Solid Oil
6. Increased reliability and provide long bearing and lubricant service life
Item No. | Dimensions | |||
d | D | B | C | |
DAC25525716 | 25 | 52 | 20.6 | 20.6 |
DAC25520037 | 25 | 52 | 37 | 37 |
DAC25550043 | 25 | 55 | 43 | 43 |
DAC25560032 | 25 | 56 | 32 | 32 |
DAC27600050 | 27 | 60 | 50 | 50 |
DAC28610042 | 28 | 61 | 42 | 42 |
DAC30600037 | 30 | 60 | 37 | 37 |
DAC306500264 | 30 | 65 | 26.4 | 26.4 |
DAC30650571 | 30 | 65 | 21 | 21 |
DAC34620037 | 34 | 62 | 37 | 37 |
DAC34640037 | 34 | 64 | 37 | 37 |
DAC34660037 | 34 | 66 | 37 | 37 |
DAC35640037 | 35 | 64 | 37 | 37 |
DAC35650035 | 35 | 65 | 35 | 35 |
DAC35660032 | 35 | 66 | 32 | 32 |
DAC35660037 | 35 | 66 | 37 | 37 |
DAC35680037 | 35 | 68 | 37 | 37 |
DAC35725718 | 35 | 72.02 | 28 | 28 |
DAC3572571 | 35 | 72.04 | 33 | 33 |
DAC36680033 | 36 | 68 | 33 | 33 |
DAC3672571 | 36 | 72.05 | 34 | 34 |
DAC37720037 | 37 | 72 | 37 | 37 |
DAC3772571 | 37 | 72.04 | 37 | 37 |
DAC37740045 | 37 | 74 | 45 | 45 |
DAC38720040 | 38 | 72 | 40 | 40 |
DAC38725716/33 | 37.99 | 72.02 | 36 | 33 |
DAC38745716/33 | 37.99 | 74.02 | 36 | 33 |
DAC39680637 | 39 | 68.06 | 37 | 37 |
DAC39720037 | 39 | 72 | 37 | 37 |
DAC39720637 | 39 | 72.06 | 37 | 37 |
DAC39740039 | 39 | 74 | 39 | 39 |
Bearing Model | dXDXB ( mm ) | Weight /KG |
DAC27600050 | 27*60*50 | 0.56 |
DAC28580042 | 28*58*42 | 0.45 |
DAC28610042 | 28*61*42 | 0.53 |
DAC29530037 | 29*53*37 | 0.34 |
DAC3050571 | 30*50*20 | 0.13 |
DAC30540571 | 30*54*24 | 0.36 |
DAC3 0571 030/25 | 30*55*30 | 0.39 |
DAC3 0571 032 | 30*55*32 | 0.27 |
DAC3 0571 042 | 30*58*42 | 0.48 |
DAC30600037 | 30*60*37 | 0.42 |
DAC30600337 | 30*60.3*37 | 0.42 |
DAC3060037/34 | 30*60*37 | 0.36 |
DAC30620032 | 30*62*32 | 0.36 |
DAC30620037 | 30*62*37 | 0.42 |
DAC30620038 | 30*62*38 | 0.43 |
DAC30620044 | 30*62*44 | 0.44 |
DAC30630042 | 30*63*42 | 0.47 |
DAC30640037 | 30*64*37 | 0.47 |
DAC30640042 | 30*64*42 | 0.49 |
DAC30650571 | 30*65*21 | 0.27 |
DAC306500264 | 30*65*26.4 | 0.36 |
DAC30680045 | 30*68*45 | 0.52 |
DAC307200302 | 30*72*30.2 | 0.31 |
DAC30720037 | 30*72*37 | 0.8 |
DAC32720045 | 32*72*45 | 0.6 |
DAC32720034 | 32*72*34 | 0.6 |
DAC34620037 | 34*62*37 | 0.41 |
DAC34640037 | 34*64*37 | 0.43 |
DAC34660037 | 34*66*37 | 0.41 |
DAC34670037 | 34*67*37 | 0.44 |
DAC35640037 | 35*64*37 | 0.41 |
Our Advantages
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
FAQ
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Customized: | Customized |
---|---|
Certification: | ISO |
Standard Parts: | Yes |
Customization: |
Available
| Customized Request |
---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: |
|
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
Role of Sliding Bearings in Vibration Dampening and Shock Absorption Applications
Sliding bearings are essential components in applications where vibration dampening and shock absorption are critical. Here’s how they fulfill this role:
Vibration Dampening:
In various industrial processes and equipment, vibrations can lead to reduced performance, increased wear and tear, and even structural damage. Sliding bearings help dampen vibrations by providing a cushioning effect between moving components. The design of sliding bearings allows them to absorb and dissipate vibrations, preventing them from propagating throughout the machinery.
Shock Absorption:
Heavy machinery and equipment often experience sudden impacts or shocks due to sudden loads or external forces. Sliding bearings with their ability to absorb shocks and impacts help protect machinery from damage. They act as buffers that absorb and distribute the energy generated by these shocks, preventing it from causing harm to other components or the machinery structure.
Isolation of Vibrations:
Sliding bearings can be strategically placed in machinery to isolate specific components or sections from vibrations. This isolation helps maintain the stability and accuracy of delicate components that might be sensitive to vibrations, such as precision instruments or measurement devices.
Enhanced Comfort:
In applications involving human interaction, such as vehicles or industrial tools, sliding bearings contribute to user comfort. By reducing vibrations and shocks transmitted to the operator or occupants, sliding bearings improve the overall user experience and reduce operator fatigue.
Prevention of Resonance:
Resonance is a phenomenon where vibrations can be amplified due to the natural frequencies of the components. Sliding bearings help prevent resonance by providing damping properties that counteract the amplification effect. This is crucial in applications where precise control and stability are required.
In conclusion, sliding bearings play a vital role in applications requiring vibration dampening and shock absorption. Their ability to dampen vibrations, absorb shocks, isolate vibrations, enhance comfort, and prevent resonance contributes to the efficient and reliable operation of machinery and equipment in various industries.
Contribution of Sliding Bearings to Hydraulic Systems and Pumps
Sliding bearings play a crucial role in ensuring the smooth and efficient operation of hydraulic systems and pumps. Here’s how they contribute to these applications:
Load Distribution: Sliding bearings distribute the axial and radial loads generated by hydraulic components, such as pistons and impellers, across their surfaces. This helps prevent localized stress and ensures uniform load distribution, enhancing the overall stability of the system.
Reduced Friction: Sliding bearings minimize friction between moving parts within hydraulic systems and pumps. This friction reduction leads to lower energy consumption and less heat generation, contributing to improved efficiency and reduced wear and tear.
Fluid Film Formation: Properly lubricated sliding bearings create a fluid film between their surfaces. This fluid film serves as a barrier that prevents direct contact between the bearing surfaces, reducing friction and wear and enabling smooth movement even at high speeds.
Sealing Function: Sliding bearings often incorporate seals to prevent the ingress of contaminants, such as dirt and moisture, into the hydraulic system or pump. This sealing function helps maintain the integrity of the system’s components and extends their lifespan.
Alignment Compensation: In hydraulic systems, sliding bearings can compensate for minor misalignments between components, such as shafts and impellers. This ability to accommodate misalignment contributes to reduced stress and longer component life.
Quiet Operation: Sliding bearings help dampen vibrations and noise generated during the operation of hydraulic systems and pumps. This contributes to quieter and more comfortable working environments.
Customization: Sliding bearings can be designed and customized to meet the specific requirements of different hydraulic systems and pumps. This adaptability ensures optimal performance and longevity.
Overall, sliding bearings enhance the reliability, efficiency, and longevity of hydraulic systems and pumps by minimizing friction, distributing loads, facilitating smooth movement, and providing protection against contaminants. Their contribution is essential to achieving consistent and precise fluid transfer and power generation in various industrial applications.
Sliding Bearings and Their Applications
Sliding bearings, also known as plain bearings or journal bearings, are a type of bearing that operate on the principle of sliding friction between two surfaces. They are utilized in various applications where rotational or linear movement needs to be facilitated while minimizing friction and wear. Here are some common applications of sliding bearings:
- Automotive Industry: Sliding bearings are widely used in engines and transmissions of vehicles to support rotating shafts and provide low-friction movement.
- Industrial Machinery: They are employed in industrial equipment such as pumps, compressors, and turbines, where they help in reducing friction and ensuring smooth operation.
- Aerospace: Sliding bearings are crucial components in aircraft engines, landing gear systems, and various aerospace mechanisms to provide reliable and low-wear motion.
- Power Generation: In power plants, sliding bearings are found in turbines, generators, and other rotating equipment to facilitate movement with minimal energy loss.
- Marine Applications: They are used in ship engines, propellers, and other marine equipment, providing durability in harsh marine environments.
- Construction Equipment: Sliding bearings are used in construction machinery like cranes and excavators to support heavy loads and ensure smooth movement.
- Heavy Industry: Various heavy industries, including mining and steel production, rely on sliding bearings for their robustness and ability to handle heavy loads.
- Home Appliances: Sliding bearings are found in appliances like washing machines and refrigerators, facilitating the movement of rotating parts.
- Medical Devices: Some medical devices use sliding bearings for their precision and low friction, ensuring accurate movement in equipment like medical scanners and robotic surgical systems.
Sliding bearings are chosen for applications where simplicity, cost-effectiveness, and reliable performance are essential. They come in different designs, such as plain cylindrical bearings, thrust bearings, and spherical bearings, to suit various motion requirements. Regular maintenance and proper lubrication are necessary to ensure the longevity and optimal performance of sliding bearings in their respective applications.
editor by CX 2024-04-04
China supplier Self Aligning Roller Spherical Roller Becbp Deep Groove Sliding Bearings Elastomeric Skateboard Rexnord Cylindrical Wheel with high quality
Product Description
Product Description:
The self-aligning ball bearing has 2 kinds of structure: cylindrical hole and conical hole, and the material of cage is steel plate, synthetic resin, etc.Its characteristic is that the outer ring raceway is spherical and has automatic self-aligning, which can compensate the errors caused by making self-aligning ball bearings with different concentricity and shaft deflection.Mainly bear radial load, and can bear small axial load.The axial displacement of the shaft (shell) is limited within the clearance limit, and it has the function of automatic self-altering, allowing the normal operation under the condition of the relatively small inclination of the inner and outer parts. It is suitable for the parts where the coaxiality of the supporting seat hole cannot be strictly guaranteed.
Features and benefits:
1. Low friction
2.Long service life
3. Enhanced operational reliability
4.Rigid bearing application
Company Introduction:
HangZhou yilian bearing Co. Ltd, is located in zhuzhuang industrial park. My company is a collection of research. The company was founded in 2014, and gradually developed and expanded by manual workshops. In 2015, the company was officially incorporated into the standard enterprise, with a registered trademark of DUZ. After many years of production and sales experience, talent and customer accumulation, yilian bearings in the deep ditch ball import and export industry rose rapidly.
Now the company has built a standard production plant, covering an area of 1500 square meters. The company is equipped with advanced production equipment and testing instruments, including automatic grinder, automatic superfine machine, fitting and matching set, large cleaning machine and other precision equipment, which ensures our production strength and stability of bearing quality. This company mainly produces which inner diameters ranging from 20mm up to 1500mm. Bearing precision has come up to P0, P6 and P5 are widely applied in metallurgical, mining, petrochemical, mechanical, Paper-making
We main produce deep groove ball bearing, pillow block bearing, taper roller bearing, quality P0 P6, AND Z1V1 Z2V2 Z3V3.
The company specializes in the production of deep groove ball bearings, outer ball bearings assembly taper roller bearings. Our products are sold to all provinces and cities in China, and exported to more than 10 countries and regions such as the United States, Germany, Ukraine, Russia, Britain and South Africa. Yilian bearing sincerely welcomes customers from home and abroad to discuss business, exchange and cooperation.
-
Exhibition hall and factory facilitie
The sample
1. Sample quantity: 1-10 pieces.
2. For material reasons, the customer needs to pay the sample fee and freight for some bearing samples.
3, it is best to trade orders from the trading platform, so that your orders can be fully protected.
OEM policy
1. You can customize the LOGO or brand LOGO you need.
2. All Copyrights are owned by the customer, and we guarantee not to disclose any information.
Minimum quantity
MOQ: 10 PCS mixed with different standard bearings.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | 15° |
---|---|
Aligning: | Aligning Bearing |
Separated: | Unseparated |
Rows Number: | Double |
Load Direction: | Radial Bearing |
Material: | Bearing Steel |
Customization: |
Available
| Customized Request |
---|
Differences Between Plain Sliding Bearings and Self-Lubricating Bearings
Plain sliding bearings and self-lubricating bearings are two distinct types of bearings used in various applications. Here are the key differences between them:
Plain Sliding Bearings:
- Plain sliding bearings, also known as bushings, are simple bearing components that consist of a cylindrical sleeve made of a bearing material.
- These bearings require external lubrication, such as grease or oil, to reduce friction and wear between the bearing and the shaft.
- Regular maintenance and lubrication are essential to ensure proper operation and longevity.
- Plain sliding bearings are cost-effective and suitable for applications where lubrication can be easily provided.
- They are commonly used in low-speed and low-load applications, where the shaft slides within the bearing.
Self-Lubricating Bearings:
- Self-lubricating bearings, also known as maintenance-free bearings, are designed to operate without the need for external lubrication.
- These bearings incorporate solid lubricants, such as graphite, PTFE (polytetrafluoroethylene), or other additives, directly into the bearing material.
- The solid lubricants are released gradually as the bearing operates, reducing friction and providing a consistent lubricating film.
- Self-lubricating bearings are ideal for applications where frequent maintenance or lubrication is impractical or not feasible.
- They are suitable for both low-load and high-load applications, as the self-lubricating properties help extend the bearing’s service life.
In summary, plain sliding bearings require external lubrication and are suitable for applications where lubrication can be provided, while self-lubricating bearings incorporate solid lubricants and operate without the need for regular maintenance. The choice between these two types depends on factors such as the application’s operating conditions, maintenance requirements, and budget considerations.
Benefits of Sliding Bearings in Low-Speed and Heavy-Load Applications
Sliding bearings offer significant advantages in low-speed and heavy-load applications, where their unique characteristics provide optimal performance. Some examples of scenarios where sliding bearings benefit such applications include:
- Mining Equipment: Sliding bearings are used in mining machinery such as crushers, mills, and conveyor systems. These applications often involve heavy loads and low speeds, where sliding bearings can provide robust support and reliable operation.
- Steel Mills: In steel production, sliding bearings are utilized in rolling mills and continuous casting machines. These operations require handling heavy loads and slow rotation speeds, making sliding bearings suitable for providing the necessary support.
- Hydraulic Systems: Sliding bearings are used in hydraulic cylinders, where slow and controlled movements are required for applications like construction machinery, material handling equipment, and heavy-duty presses.
- Cranes and Lifts: Sliding bearings are employed in the construction of cranes, elevators, and lifting platforms. These applications involve lifting and lowering heavy loads at controlled speeds, making sliding bearings crucial for smooth and reliable motion.
- Wind Turbines: Sliding bearings are used in the yaw and pitch systems of wind turbines. These systems need to handle the substantial weight of the turbine blades and operate at low speeds to optimize energy generation.
In these scenarios and more, sliding bearings provide the necessary support, stability, and durability required for low-speed and heavy-load applications.
Sliding Bearings and Their Applications
Sliding bearings, also known as plain bearings or journal bearings, are a type of bearing that operate on the principle of sliding friction between two surfaces. They are utilized in various applications where rotational or linear movement needs to be facilitated while minimizing friction and wear. Here are some common applications of sliding bearings:
- Automotive Industry: Sliding bearings are widely used in engines and transmissions of vehicles to support rotating shafts and provide low-friction movement.
- Industrial Machinery: They are employed in industrial equipment such as pumps, compressors, and turbines, where they help in reducing friction and ensuring smooth operation.
- Aerospace: Sliding bearings are crucial components in aircraft engines, landing gear systems, and various aerospace mechanisms to provide reliable and low-wear motion.
- Power Generation: In power plants, sliding bearings are found in turbines, generators, and other rotating equipment to facilitate movement with minimal energy loss.
- Marine Applications: They are used in ship engines, propellers, and other marine equipment, providing durability in harsh marine environments.
- Construction Equipment: Sliding bearings are used in construction machinery like cranes and excavators to support heavy loads and ensure smooth movement.
- Heavy Industry: Various heavy industries, including mining and steel production, rely on sliding bearings for their robustness and ability to handle heavy loads.
- Home Appliances: Sliding bearings are found in appliances like washing machines and refrigerators, facilitating the movement of rotating parts.
- Medical Devices: Some medical devices use sliding bearings for their precision and low friction, ensuring accurate movement in equipment like medical scanners and robotic surgical systems.
Sliding bearings are chosen for applications where simplicity, cost-effectiveness, and reliable performance are essential. They come in different designs, such as plain cylindrical bearings, thrust bearings, and spherical bearings, to suit various motion requirements. Regular maintenance and proper lubrication are necessary to ensure the longevity and optimal performance of sliding bearings in their respective applications.
editor by CX 2024-03-29
China Professional Windows Sliding Gearbox Skateboard Roller Skate Windows Doors Chrome Steel Gcr15 Stainless Steel 7*22*7 627 Deep Groove Ball Bearings bearing example
Product Description
Product Parameters
Product Name | Deep Groove Ball Bearings | |
Brand Name | NMN | |
Material | Chrome Steel GCr15 Stainless Steel Ceramic Nylon | |
Cage | Steel Brass Nylon | |
Weight(Kg) | 0.013 | |
Clearance | C0 C2 C3 C4 C5 | |
Seals Type | Open Z 2Z 2RS Znr 2RS1 2rsh 2rsl 2znr | |
Precision Grade | P0 P6 P5 P4 P2 | |
Vibration | V1 V2 V3 V4 | |
Quality | ABEC1, 3, 5, 7,9 | |
Load Rating(kN) | Cr | 3.35 |
Cor | 1.40 | |
Limiting Speed | Grease | 34000 |
Oil | 26000 | |
Serice | OEM ODM | |
Sample | Available | |
Port | HangZhou/ZheJiang |
Product Details
Single row deep groove ball bearings are used in a wide variety of applications, they are simple in design, non-separable, suitable for high speeds and are robust in operation, and need little maintenance. Deep raceway grooves and the close conformity between the raceway grooves and the balls enable deep groove ball bearings to accommodate axial loads in both directions, in addition to radial loads.
627 bearing has the advantages of low noise, low friction and high speed, and is equipped with sealing cover, grease, etc., to extend the life of the product.
We provide OEM, ODM and other services, and provide you with relevant consulting information to help you with bearing selection, clearance configuration, product life and reliability analysis. We offer localized shipping solutions to save your shipping costs.
We can provide free samples, can accept custom LOGO or drawings, can design packaging according to requirements.
Bearing Models
Number | Specifiction | Load Rating (KN) | Limiting Speed (r/min) | Weight(Kg/pc) | |||||
d(mm) | D(mm) | B(mm) | r(mm) | Cr | Cor | Grease | Oil | ||
604 | 4 | 12 | 4 | 0.2 | 0.9 | 0.36 | 43000 | 51000 | 0.002 |
605 | 5 | 14 | 5 | 0.2 | 1.33 | 0.505 | 39000 | 46000 | 0.0035 |
606 | 6 | 17 | 6 | 0.3 | 2.19 | 0.865 | 30000 | 38000 | 0.006 |
607 | 7 | 19 | 6 | 0.3 | 2.24 | 0.91 | 28000 | 3600 | 0.008 |
608 | 8 | 22 | 7 | 0.3 | 3.35 | 1.4 | 26000 | 34000 | 0.012 |
609 | 9 | 24 | 7 | 0.3 | 3.4 | 1.45 | 22000 | 30000 | 0.014 |
6000 | 10 | 26 | 8 | 0.3 | 4.55 | 1.96 | 20000 | 28000 | 0.019 |
6001 | 1 | 28 | 8 | 0.3 | 5.1 | 2.39 | 19000 | 26000 | 0.571 |
6002 | 15 | 32 | 9 | 0.3 | 5.6 | 2.84 | 18000 | 24000 | 0.03 |
6003 | 17 | 35 | 10 | 0.3 | 6.8 | 3.35 | 17000 | 22000 | 0.039 |
6004 | 20 | 42 | 12 | 0.6 | 9. | 5.05 | 1000 | 19000 | 0.069 |
6005 | 25 | 47 | 12 | 0.6 | 10.1 | 5.85 | 13000 | 17000 | 0.08 |
6006 | 30 | 55 | 13 | 1.0 | 13.2 | 8.3 | 12000 | 15000 | 0.116 |
6007 | 35 | 62 | 14 | 1.0 | 16 | 10.3 | 10000 | 13000 | 0.155 |
6008 | 40 | 8 | 15 | 1.0 | 16.8 | 11.5 | 8000 | 11000 | 0.185 |
6009 | 45 | 5 | 16 | 1.0 | 21 | 15.1 | 7200 | 9000 | 0.231 |
6571 | 50 | 80 | 16 | 1.0 | 21.8 | 16.6 | 6400 | 7800 | 0.25 |
6011 | 55 | 90 | 18 | 1.1 | 28.3 | 21.2 | 5700 | 7000 | 0.362 |
6012 | 60 | 95 | 18 | 1.1 | 29.5 | 23.2 | 5000 | 6300 | 0.385 |
6013 | 65 | 100 | 18 | 1.1 | 31.9 | 25 | 4800 | 6100 | 0.44 |
6014 | 70 | 110 | 20 | 1.1 | 39.7 | 31 | 4600 | 5800 | 0.6 |
6015 | 75 | 115 | 20 | 1.1 | 41.6 | 33.5 | 4400 | 5600 | 0.64 |
6016 | 80 | 125 | 22 | 1.1 | 47.5 | 40 | 4300 | 5500 | 0.854 |
6017 | 85 | 130 | 22 | 1.1 | 49.5 | 43 | 200 | 5300 | 0.89 |
6018 | 90 | 140 | 24 | 1.5 | 58 | 49.5 | 4000 | 5100 | 1.02 |
624 | 4 | 13 | 5 | 0.2 | 1.31 | 0.49 | 36000 | 45000 | 0.0032 |
625 | 5 | 16 | 5 | 0.3 | 1.76 | 0.68 | 32000 | 40000 | 0.0048 |
626 | 6 | 19 | 6 | 0.3 | 2.34 | 0.885 | 28000 | 36000 | 0.0081 |
627 | 7 | 22 | 7 | 0.3 | 3.35 | 1.40 | 26000 | 34000 | 0.013 |
628 | 8 | 24 | 8 | 0.3 | 4.00 | 1.59 | 24000 | 32000 | 0.017 |
629 | 9 | 26 | 8 | 0.3 | 4.55 | 1.96 | 22000 | 40000 | 0.0048 |
Packaging & Shipping
·Plastic rolling packing + Plastic bag + Paper carton
·Single Box + Plastic rolling packing + Plastic bag + Paper carton+pallet
·According to customer requirement
Applications
About Us
ZheJiang CZPT Bearing Group is a professional bearing manufacturer and exporter in China. We have been engaged in bearing industry for 20 years. Our company is specialized in producing Deep Groove Ball Bearings, Tapered Roller Bearings, Spherical Roller Bearings and Special Bearings in accordance with Customers’ designs.Our bearings has been widely applied into agricultural equipments, home appliances, power equipments, machine tools, automotives and engineering machinery, etc.
Our production is strictly executed with ISO9001 and ISO14001. Our products are mainly exported to Singapore, South Kora, Vietnam, Thailand, Turkey, Pakistan, Australia, Polan, France, UK, South America, USA, South Africa and other countries and regions of the world, with great public praise of high quality and reasonable price.
Company Profile
FAQ
1.Q:Could you supply free sample of bearing for our test?
A:Yes. Please afford the express fee and we will send you the sample within your first order.
2.Q:Sample time?
A:Within 3-4 days.
3.Q:Are you a factory or a Trade Company for Bearing ?
A:We are the factory.
4.Q:Whether you could make your products by our color?
A:Yes, The color of products can be customized if you can meet our MOQ.
5.Q:Could you accept OEM and customize?
A:Yes, OEM and ODM are accepted and we can customize for you according to sample or drawing.
6.Q:Do you have stocks?
A:Yes, most of the bearings showing on alibaba are in stock,especialy big bearings.
We sincerely hope we can build a long term relationship with all the clients and we also have great confidence in cooperating with every potential customer by most premium service and competitive price.
Welcome your inquiry and welcome your visit.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Contact Angle: | Nmn |
---|---|
Aligning: | Non-Aligning Bearing |
Separated: | Unseparated |
Rows Number: | Single |
Load Direction: | Radial Bearing |
Material: | Bearing Steel |
Samples: |
US$ 0.01/Set
1 Set(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Improvement of Heavy Machinery Operation with Sliding Bearings
Sliding bearings play a crucial role in enhancing the operation of heavy machinery, such as mining equipment. Here’s how they contribute:
Reduced Friction and Wear:
Sliding bearings are designed to minimize friction between moving parts. In heavy machinery, where components are subjected to substantial loads and harsh conditions, reducing friction is essential to prevent premature wear and damage. Sliding bearings help distribute loads evenly and provide a smooth surface for components to slide against, reducing the risk of friction-induced failures.
Increased Durability:
The robust construction and materials used in sliding bearings make them well-suited for heavy machinery applications. They can withstand the heavy loads, impacts, and vibrations commonly encountered in mining equipment. Their durability contributes to the overall reliability and longevity of the machinery.
Improved Efficiency:
Efficiency is critical in heavy machinery to maximize productivity while minimizing energy consumption. Sliding bearings contribute to improved efficiency by reducing energy losses due to friction. With lower friction, machinery components can move more freely, requiring less energy to overcome resistance.
Resistance to Contaminants:
Mining environments are often filled with dust, dirt, and debris that can infiltrate machinery components. Sliding bearings are designed to operate effectively even in contaminated conditions. Their design and materials help prevent the intrusion of contaminants, reducing the risk of premature wear and component failure.
Enhanced Load Distribution:
Heavy machinery, especially in mining, experiences dynamic and uneven loads. Sliding bearings help distribute these loads evenly across surfaces, preventing localized stress concentrations. This load distribution contributes to the machinery’s overall structural integrity and minimizes the risk of catastrophic failures.
In conclusion, sliding bearings are integral to the efficient and reliable operation of heavy machinery in industries like mining. Their ability to reduce friction, enhance durability, improve efficiency, resist contaminants, and distribute loads makes them invaluable components for ensuring the smooth functioning of mining equipment.
Enhancing Efficiency of Marine Propulsion Systems with Sliding Bearings
Sliding bearings play a crucial role in enhancing the efficiency of marine propulsion systems and various ship components. Here’s how sliding bearings contribute to the efficiency of maritime applications:
Reduced Friction: Sliding bearings are designed to minimize friction between moving parts. In marine propulsion systems, such as propeller shafts and stern tubes, reduced friction results in less energy loss and improved fuel efficiency.
Smooth Operation: Sliding bearings provide smooth and controlled movement of rotating or linear components. In marine applications, this smooth operation translates to improved maneuverability, reduced vibrations, and enhanced overall performance.
Load Distribution: Sliding bearings distribute loads evenly across bearing surfaces. This even distribution helps prevent localized wear and reduces the risk of premature failure, ensuring reliable operation of ship components.
Resistance to Harsh Environments: Marine environments expose equipment to corrosive saltwater, extreme temperatures, and harsh weather conditions. Sliding bearings are often designed with materials and coatings that offer corrosion resistance and durability, ensuring longevity even in challenging maritime settings.
Enhanced Lubrication: Lubrication is vital for reducing wear and friction in sliding bearings. Many marine applications use advanced lubrication systems that optimize the distribution of lubricants, further reducing friction and improving efficiency.
Space Efficiency: Sliding bearings are compact and require minimal space, making them suitable for marine systems where space is limited. This efficient use of space is particularly important in ship design and layout.
Customization for Specific Needs: Sliding bearings can be tailored to meet the specific requirements of different ship components. This customization ensures that bearings are optimized for their intended functions, further contributing to efficiency.
Reduced Maintenance: Properly designed sliding bearings require less maintenance compared to some other types of bearings. This reduced maintenance need translates to less downtime and increased operational efficiency for marine vessels.
Optimized Performance: Overall, the efficient and reliable performance of sliding bearings in marine propulsion systems and ship components leads to improved energy efficiency, reduced operational costs, and extended service life of the equipment.
By incorporating sliding bearings into marine applications, shipbuilders and operators can achieve enhanced efficiency, reliability, and sustainability in their operations.
Design Principles and Functions of Sliding Bearings
Sliding bearings, also known as plain bearings or journal bearings, operate on the principle of providing a low-friction interface between two moving surfaces. The design of sliding bearings is based on creating a film of lubrication between the bearing surface and the shaft or journal it supports. This film of lubrication separates the two surfaces and minimizes direct metal-to-metal contact, reducing friction and wear.
The main components and design principles of sliding bearings include:
- Bearing Material: Sliding bearings are typically made from materials with good wear resistance and self-lubricating properties, such as bronze, brass, or various polymers. These materials help reduce friction and prevent excessive wear.
- Lubrication: Lubrication is crucial for the proper functioning of sliding bearings. It can be provided by an external lubricant, solid lubricants embedded in the bearing material, or a combination of both. The lubrication forms a protective layer that reduces direct contact and minimizes friction.
- Clearance: Sliding bearings are designed with a specific clearance between the bearing and the shaft to accommodate the lubricating film and allow for proper movement. This clearance prevents seizing and binding of the bearing.
- Load Distribution: The design of sliding bearings ensures that the load is distributed over a larger surface area to prevent excessive stress on any single point. This feature is essential for handling heavy loads in industrial applications.
- Alignment and Misalignment: Sliding bearings can tolerate small misalignments between the bearing and the shaft. This flexibility allows them to accommodate minor shifts caused by thermal expansion, vibration, or other factors.
- Heat Dissipation: Sliding bearings can generate frictional heat during operation. Proper design includes features to facilitate heat dissipation and prevent overheating that could lead to premature wear.
- Application-Specific Design: The design of sliding bearings can vary based on the specific application requirements, including load capacity, speed, operating temperature, and environmental conditions.
The functions of sliding bearings include providing support to rotating or sliding shafts, reducing friction, absorbing and distributing loads, allowing for misalignment, and offering smooth movement even in dirty or contaminated environments. Sliding bearings are commonly used in various industrial machinery and equipment, including engines, pumps, conveyors, and manufacturing equipment.
Overall, the design principles and functions of sliding bearings make them suitable for applications where low friction, durability, load-bearing capacity, and adaptability to varying conditions are essential.
editor by CX 2024-03-27
China Standard Good Service Customized Roller Bike Bicycle Sliding Window Rollers Bearings Auto Parts Bearing bearing driver
Product Description
Product Description
Wheel hub bearings
The DAC type auto front wheel bearing is a double row angular contact ball bearing incorporating an integral outer ring and two separable inner rings; which is available either with seals or without seals. The auto wheel hub bearings can bear beavier axial and radial load.it is no need to adjust the inner clearance because it is already preserved in making.It was filled with Iubricating grease in high quality in the inner bearing,which could make the assemblage and usage easily.The range of the diameter of the inner ring is from 20 to 80mm and that of the outer ring is from 40 to 120mm.Now there are more than 300 kinds of this bearings.
Features and Benefits:
1. Low friction and running temperatures, low noise, and vibration
2. High running speeds
3. High quality and performance capabilities for your application
4. Accommodate radial loads and axial loads in both directions
5. Available with a variety of greases for most conditions, including food quality grease, high-temperature grease, and Solid Oil
6. Increased reliability and provide long bearing and lubricant service life
Item No. | Dimensions | |||
d | D | B | C | |
DAC25525716 | 25 | 52 | 20.6 | 20.6 |
DAC25520037 | 25 | 52 | 37 | 37 |
DAC25550043 | 25 | 55 | 43 | 43 |
DAC25560032 | 25 | 56 | 32 | 32 |
DAC27600050 | 27 | 60 | 50 | 50 |
DAC28610042 | 28 | 61 | 42 | 42 |
DAC30600037 | 30 | 60 | 37 | 37 |
DAC306500264 | 30 | 65 | 26.4 | 26.4 |
DAC30650571 | 30 | 65 | 21 | 21 |
DAC34620037 | 34 | 62 | 37 | 37 |
DAC34640037 | 34 | 64 | 37 | 37 |
DAC34660037 | 34 | 66 | 37 | 37 |
DAC35640037 | 35 | 64 | 37 | 37 |
DAC35650035 | 35 | 65 | 35 | 35 |
DAC35660032 | 35 | 66 | 32 | 32 |
DAC35660037 | 35 | 66 | 37 | 37 |
DAC35680037 | 35 | 68 | 37 | 37 |
DAC35725718 | 35 | 72.02 | 28 | 28 |
DAC3572571 | 35 | 72.04 | 33 | 33 |
DAC36680033 | 36 | 68 | 33 | 33 |
DAC3672571 | 36 | 72.05 | 34 | 34 |
DAC37720037 | 37 | 72 | 37 | 37 |
DAC3772571 | 37 | 72.04 | 37 | 37 |
DAC37740045 | 37 | 74 | 45 | 45 |
DAC38720040 | 38 | 72 | 40 | 40 |
DAC38725716/33 | 37.99 | 72.02 | 36 | 33 |
DAC38745716/33 | 37.99 | 74.02 | 36 | 33 |
DAC39680637 | 39 | 68.06 | 37 | 37 |
DAC39720037 | 39 | 72 | 37 | 37 |
DAC39720637 | 39 | 72.06 | 37 | 37 |
DAC39740039 | 39 | 74 | 39 | 39 |
Bearing Model | dXDXB ( mm ) | Weight /KG |
DAC27600050 | 27*60*50 | 0.56 |
DAC28580042 | 28*58*42 | 0.45 |
DAC28610042 | 28*61*42 | 0.53 |
DAC29530037 | 29*53*37 | 0.34 |
DAC3050571 | 30*50*20 | 0.13 |
DAC30540571 | 30*54*24 | 0.36 |
DAC3 0571 030/25 | 30*55*30 | 0.39 |
DAC3 0571 032 | 30*55*32 | 0.27 |
DAC3 0571 042 | 30*58*42 | 0.48 |
DAC30600037 | 30*60*37 | 0.42 |
DAC30600337 | 30*60.3*37 | 0.42 |
DAC3060037/34 | 30*60*37 | 0.36 |
DAC30620032 | 30*62*32 | 0.36 |
DAC30620037 | 30*62*37 | 0.42 |
DAC30620038 | 30*62*38 | 0.43 |
DAC30620044 | 30*62*44 | 0.44 |
DAC30630042 | 30*63*42 | 0.47 |
DAC30640037 | 30*64*37 | 0.47 |
DAC30640042 | 30*64*42 | 0.49 |
DAC30650571 | 30*65*21 | 0.27 |
DAC306500264 | 30*65*26.4 | 0.36 |
DAC30680045 | 30*68*45 | 0.52 |
DAC307200302 | 30*72*30.2 | 0.31 |
DAC30720037 | 30*72*37 | 0.8 |
DAC32720045 | 32*72*45 | 0.6 |
DAC32720034 | 32*72*34 | 0.6 |
DAC34620037 | 34*62*37 | 0.41 |
DAC34640037 | 34*64*37 | 0.43 |
DAC34660037 | 34*66*37 | 0.41 |
DAC34670037 | 34*67*37 | 0.44 |
DAC35640037 | 35*64*37 | 0.41 |
Our Advantages
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
FAQ
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Customized: | Customized |
---|---|
Certification: | ISO |
Standard Parts: | Yes |
Customization: |
Available
| Customized Request |
---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
---|
Payment Method: |
|
---|---|
Initial Payment Full Payment |
Currency: | US$ |
---|
Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
---|
Challenges of Lubricant Contamination in Sliding Bearings and Solutions
Lubricant contamination in sliding bearings can lead to various challenges that impact performance and longevity. Here are some challenges and solutions:
Challenge: Reduced Lubrication Effectiveness
Contaminants such as dust, dirt, moisture, and foreign particles can compromise the lubricant’s ability to provide effective lubrication between bearing surfaces.
Solution: Regular maintenance practices involving cleaning and relubrication help remove contaminants and restore the lubricant’s effectiveness. Proper seals and shields can also prevent contaminants from entering the bearing.
Challenge: Increased Friction and Wear
Contaminants in the lubricant can create abrasive particles that increase friction and accelerate wear on bearing surfaces.
Solution: Using high-quality, clean lubricants and implementing effective filtration systems can minimize the presence of contaminants, reducing friction and wear.
Challenge: Component Damage
Contaminants can cause pitting, scratching, and other damage to bearing surfaces, leading to decreased performance and potential bearing failure.
Solution: Regular inspections and cleaning routines are essential to prevent the accumulation of contaminants. Using lubricants with appropriate viscosity and additives can also help protect bearing surfaces.
Challenge: Increased Heat and Temperature
Contaminants can create heat and increase operating temperatures due to increased friction, which can negatively impact bearing performance.
Solution: Clean lubricants with proper viscosity and thermal stability are essential to dissipate heat effectively. Maintaining proper lubrication levels helps manage temperature rise.
Challenge: Corrosion
Moisture and certain contaminants can lead to corrosion of bearing surfaces, which compromises their structural integrity.
Solution: Proper storage and handling of bearings, as well as using corrosion-resistant lubricants, can mitigate the risk of corrosion. Seals and shields also provide additional protection against moisture ingress.
Challenge: Lubricant Breakdown
Contaminants and high operating temperatures can cause lubricants to degrade over time, reducing their lubricating properties.
Solution: Monitoring lubricant condition and replenishing or changing it at appropriate intervals helps maintain its effectiveness. Using lubricants with good oxidation resistance is also important.
Lubricant contamination in sliding bearings can significantly impact their performance and longevity. Implementing proper maintenance practices, using clean and suitable lubricants, and employing effective sealing mechanisms are key strategies to address these challenges and ensure optimal sliding bearing operation.
Signs of Wear or Damage in Sliding Bearings and Replacement Timing
Recognizing signs of wear or damage in sliding bearings is crucial for maintaining the performance and integrity of machinery and equipment. Here are the common signs to look for and the appropriate timing for replacement:
Increased Friction and Heat: If you notice higher levels of friction or heat around the bearing area, it could indicate that the bearing surfaces are experiencing excessive wear. Over time, this can lead to reduced efficiency and potentially cause further damage to the bearing and surrounding components.
Abnormal Noise: Unusual noises, such as grinding, squeaking, or knocking sounds, can indicate wear or damage within the sliding bearings. These noises are often caused by metal-to-metal contact or irregular movement of the bearing surfaces.
Uneven Wear Patterns: Inspect the bearing surfaces for uneven wear patterns, pitting, or scoring. These signs suggest that the bearing is not distributing the load properly, leading to localized damage and reduced performance.
Reduced Performance: If you notice a decline in the overall performance of the machinery or equipment, such as decreased output, slower operation, or reduced precision, it could be due to compromised sliding bearings.
Excessive Vibration: Excessive vibration can be a result of misaligned or damaged sliding bearings. Vibrations can affect the stability of the machinery and lead to premature wear of other components.
Visible Debris or Contamination: If you observe signs of debris, contaminants, or metal particles in the lubricant or around the bearing area, it could indicate wear or damage. Contaminants can accelerate wear and cause abrasive damage to the bearing surfaces.
Leakage of Lubricant: Sliding bearings often require proper lubrication to function effectively. If you notice a significant amount of lubricant leakage or seepage, it might be a sign that the bearing seals are compromised, which can lead to inadequate lubrication and accelerated wear.
Replacement Timing: It’s essential to replace sliding bearings as soon as signs of wear or damage are detected. Delaying replacement can lead to further deterioration, increased downtime, and potential damage to other components. Regular maintenance and inspections can help catch these issues early and prevent costly breakdowns.
Overall, monitoring the condition of sliding bearings through routine inspections and addressing signs of wear promptly can help ensure the longevity, efficiency, and reliability of machinery and equipment.
Common Applications and Industries of Sliding Bearings
Sliding bearings are utilized across a wide range of applications and industries due to their unique advantages. Some common applications and industries where sliding bearings are commonly used include:
- Automotive Industry: Sliding bearings are found in engines, transmissions, suspension systems, and various automotive components.
- Industrial Machinery: They are used in manufacturing equipment, conveyors, printing machines, and more.
- Power Generation: Sliding bearings are crucial in turbines, generators, and power transmission systems.
- Aerospace: They play a role in aircraft landing gear, control systems, and propulsion mechanisms.
- Marine: Sliding bearings are used in ship engines, propellers, and steering systems.
- Construction and Mining: They are found in heavy machinery, excavators, loaders, and construction equipment.
- Oil and Gas: Sliding bearings are used in drilling rigs, pumps, compressors, and refineries.
- Railway: They are employed in locomotives, train wheels, and rail systems.
- Medical Equipment: Sliding bearings are used in medical devices, imaging equipment, and surgical instruments.
- Textile Industry: They play a role in weaving machines, spinning frames, and looms.
- Food and Beverage: Sliding bearings are utilized in food processing equipment and packaging machinery.
- Renewable Energy: They are used in wind turbines, solar tracking systems, and other renewable energy applications.
Sliding bearings provide reliable support and smooth motion in various environments, making them essential components in a wide range of industries.
editor by CX 2024-03-05
China OEM Sliding Gate Wheel Suppliers Hanging Rolling Gate Track Wheel Heavy Duty Steel Gate Roller Wheel Bearings manufacturer
Product Description
Single Bearing Trapezoid Gate Wheel
Model | A | B | C | D | E | Weight (Y) Units:g |
Weight (U) Units:g |
Weight (V) Units:g |
30×11 | 35 | 11 | 30 | 45 | 17 | * | * | 63 |
40×14 | 45 | 14 | 38 | 75 | 25 | 192 | 185 | 194 |
50×15 | 55 | 15 | 48 | 75 | 25 | 253 | 244 | 263 |
50×15 | 60 | 15 | 48 | 85 | 30 | 303 | 292 | 302 |
60×17 | 65 | 20 | 58 | 85 | 30 | 400 | 395 | 410 |
70×20 | 80 | 20 | 68 | 100 | 35 | 640 | 640 | 665 |
80×20 | 85 | 20 | 48 | 100 | 35 | 805 | 785 | 825 |
90×20 | 100 | 20 | 88 | 133 | 35 | 1130 | 1121 | 1145 |
100×20 | 105 | 20 | 98 | 133 | 35 | 1350 | 1338 | 1363 |
The data is measured by hand, maybe there are some errors, just for reference. |
Double Bearing Gate Wheel
Model | A | B | C | D | E | Weight(Y) | Weight(U) |
50MM | 55 | 26 | 48 | 85 | 30 | 324 | 320 |
60MM | 65 | 30 | 58 | 85 | 30 | 617 | 580 |
70MM | 80 | 32 | 68 | 100 | 35 | 977 | 954 |
80MM | 85 | 32 | 48 | 100 | 35 | 1260 | 1223 |
90MM | 100 | 32 | 88 | 133 | 35 | 1788 | 1760 |
100MM | 105 | 32 | 98 | 133 | 35 | 2100 | 2078 |
The data is measured by hand, maybe there are some errors, just for reference. |
Laminated Gate Wheel
Model | A | B | C | D | Weight(Y/V) | Weight(U) |
50mm | 48 | 15 | 100 | 26 | 260 | 250 |
60mm | 58 | 17 | 100 | 26 | 390 | 360 |
70mm | 68 | 20 | 136 | 33 | 590 | 570 |
80mm | 78 | 20 | 136 | 33 | 750 | 725 |
90mm | 88 | 20 | 152 | 33 | 1060 | 1030 |
100mm | 98 | 20 | 152 | 33 | 1265 | 1225 |
The data is measured by hand, maybe there are some errors, just for reference. |
Hang Gate Wheel
Model | A | B | C | D | E | F | G | H | I |
H25 | 51 | 25 | M9*50 | 9 | 95 | 79 | 25 | 6 | 27 |
H38 | 86 | 38 | M12*70 | 11 | 120 | 118 | 38 | 10 | 32 |
H55 | 115 | 55 | M20*85 | 14 | 140 | 159 | 44 | 10 | 15 |
The data is measured by hand, maybe there are some errors, just for reference. |
Triangle Gate Wheels/ Rotation Gate Wheels/ Hanging Wheels/ White Zinc Gate Wheels/ Doule Wheels Double Bearing Gate Wheel
We have already had nealy a decade producting and exporting experience. Since 2014, we have sold our products to dozens of countries all around the world. And we have established a deep cooperative relationship with many customers.
We make our products with heart, strive to bring the best quality for customers. So we got a lot of customer approval. After that, we will also strictly control, down-to-earth, and forge ahead.
1.ZheJiang Joinwin Hardware and Tools Co., Ltd. we have 10 years manufacturing and exporting experience which ranks among the best in China. Mainly sales pliers, spanners, scissors, saws, screwdrivers, wheels, sillicone sealant, tapline and other hand tools.
2.Located in HangZhou where is just 180km far from HangZhou Port and many raw material factories around, greatly reduces transportation and procurement costs.
3.We have professional sales and engineers to provide satisfied service to clients. Our company covers an area of 1000 square meters, has the most advanced production equipment and technology.
4.Customer first, team work, embrace change, sincere are our company culture.
5.We aim to provide clients more safety and convenient life.
Pliers Adjustable Wrench Combination Spanners Hammers Pruner Scissors Aviation Tin Snips
Screwdrivers Padlocks Hand Saws Axe Silicone Sealant
Q1: Can I get a sample?
A1: Yes, the samples are usually free for customers.
Q2: Can you provide OEM service?
A2: Yes, we can produce the goods according to clients’ demands.
Q3: How can you guarantee the quality?
A3: We have advanced equipment and professional engineer and quality inspector to ensure the quality of the goods. And we will send extra goods for insurance. Besides, we have satisfied after-service.
Q4: What is the MOQ?
A4: 500 PCS.
Q5: How long you will finish my order?
A5: Totally in 30 days. (The specific situation depends on the production schedule of the production department.)
Certification: | CE |
---|---|
Splittable: | Splittable |
Surface Treatment: | Zinc Plated |
Material: | Metal |
Color: | Customized |
Logo: | Customized |
Samples: |
US$ 0.01/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Differences Between Plain Sliding Bearings and Self-Lubricating Bearings
Plain sliding bearings and self-lubricating bearings are two distinct types of bearings used in various applications. Here are the key differences between them:
Plain Sliding Bearings:
- Plain sliding bearings, also known as bushings, are simple bearing components that consist of a cylindrical sleeve made of a bearing material.
- These bearings require external lubrication, such as grease or oil, to reduce friction and wear between the bearing and the shaft.
- Regular maintenance and lubrication are essential to ensure proper operation and longevity.
- Plain sliding bearings are cost-effective and suitable for applications where lubrication can be easily provided.
- They are commonly used in low-speed and low-load applications, where the shaft slides within the bearing.
Self-Lubricating Bearings:
- Self-lubricating bearings, also known as maintenance-free bearings, are designed to operate without the need for external lubrication.
- These bearings incorporate solid lubricants, such as graphite, PTFE (polytetrafluoroethylene), or other additives, directly into the bearing material.
- The solid lubricants are released gradually as the bearing operates, reducing friction and providing a consistent lubricating film.
- Self-lubricating bearings are ideal for applications where frequent maintenance or lubrication is impractical or not feasible.
- They are suitable for both low-load and high-load applications, as the self-lubricating properties help extend the bearing’s service life.
In summary, plain sliding bearings require external lubrication and are suitable for applications where lubrication can be provided, while self-lubricating bearings incorporate solid lubricants and operate without the need for regular maintenance. The choice between these two types depends on factors such as the application’s operating conditions, maintenance requirements, and budget considerations.
Maintenance Practices to Extend the Lifespan of Sliding Bearings
Proper maintenance is essential for maximizing the lifespan of sliding bearings and ensuring optimal performance. Here are specific practices that can help extend the life of sliding bearings:
Regular Lubrication: Adequate lubrication is crucial for minimizing friction and wear between sliding surfaces. Follow manufacturer recommendations for lubrication intervals and use the appropriate lubricants for the operating conditions.
Clean Environment: Keep the surrounding environment clean and free from dust, dirt, and contaminants. Regularly clean the machinery or equipment to prevent debris from entering the bearing area.
Seal Integrity: Ensure that bearing seals are in good condition to prevent contaminants from entering and lubricant from escaping. Replace damaged seals promptly to maintain proper protection.
Alignment and Mounting: Proper alignment and mounting of sliding bearings are critical to distribute loads evenly and prevent excessive wear. Follow manufacturer guidelines for installation procedures and torque specifications.
Regular Inspections: Schedule routine inspections to detect early signs of wear, damage, or misalignment. Visual inspections, temperature checks, and vibration analysis can help identify issues before they escalate.
Maintenance Records: Maintain detailed records of maintenance activities, including lubrication schedules, inspections, and replacements. This information can help track the condition of sliding bearings and plan maintenance tasks effectively.
Temperature Management: Control operating temperatures within recommended limits. Excessive heat can degrade lubricants and accelerate wear, while extreme cold can affect bearing performance.
Load Management: Avoid subjecting sliding bearings to loads beyond their specified capacities. Overloading can lead to premature wear and damage.
Training and Education: Ensure that personnel responsible for maintenance are adequately trained in proper procedures. Knowledgeable staff can perform maintenance tasks accurately and identify potential issues.
Timely Replacement: When wear or damage is detected that exceeds acceptable limits, replace sliding bearings promptly to prevent further damage to the machinery or equipment.
By implementing these maintenance practices, you can significantly extend the lifespan of sliding bearings, reduce downtime, and optimize the performance of machinery and equipment.
Design Principles and Functions of Sliding Bearings
Sliding bearings, also known as plain bearings or journal bearings, operate on the principle of providing a low-friction interface between two moving surfaces. The design of sliding bearings is based on creating a film of lubrication between the bearing surface and the shaft or journal it supports. This film of lubrication separates the two surfaces and minimizes direct metal-to-metal contact, reducing friction and wear.
The main components and design principles of sliding bearings include:
- Bearing Material: Sliding bearings are typically made from materials with good wear resistance and self-lubricating properties, such as bronze, brass, or various polymers. These materials help reduce friction and prevent excessive wear.
- Lubrication: Lubrication is crucial for the proper functioning of sliding bearings. It can be provided by an external lubricant, solid lubricants embedded in the bearing material, or a combination of both. The lubrication forms a protective layer that reduces direct contact and minimizes friction.
- Clearance: Sliding bearings are designed with a specific clearance between the bearing and the shaft to accommodate the lubricating film and allow for proper movement. This clearance prevents seizing and binding of the bearing.
- Load Distribution: The design of sliding bearings ensures that the load is distributed over a larger surface area to prevent excessive stress on any single point. This feature is essential for handling heavy loads in industrial applications.
- Alignment and Misalignment: Sliding bearings can tolerate small misalignments between the bearing and the shaft. This flexibility allows them to accommodate minor shifts caused by thermal expansion, vibration, or other factors.
- Heat Dissipation: Sliding bearings can generate frictional heat during operation. Proper design includes features to facilitate heat dissipation and prevent overheating that could lead to premature wear.
- Application-Specific Design: The design of sliding bearings can vary based on the specific application requirements, including load capacity, speed, operating temperature, and environmental conditions.
The functions of sliding bearings include providing support to rotating or sliding shafts, reducing friction, absorbing and distributing loads, allowing for misalignment, and offering smooth movement even in dirty or contaminated environments. Sliding bearings are commonly used in various industrial machinery and equipment, including engines, pumps, conveyors, and manufacturing equipment.
Overall, the design principles and functions of sliding bearings make them suitable for applications where low friction, durability, load-bearing capacity, and adaptability to varying conditions are essential.
editor by CX 2023-11-17