Product Description
Product Description
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(/(.*?):(.*)$/))&&1
| Contact Angle: | 15° |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Samples: |
US$ 0.05/Set
1 Set(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
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.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: |
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|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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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.
Considerations for Selecting Sliding Bearings
When choosing a sliding bearing for a specific application, several key factors should be taken into consideration:
- Load Capacity: Determine the maximum load the bearing will need to support. This includes both radial and axial loads, as well as any dynamic or static loads.
- Operating Conditions: Consider the operating environment, including temperature, humidity, and exposure to chemicals or contaminants. Different materials and coatings may be required for harsh conditions.
- Lubrication: Choose the appropriate lubrication method based on the application. Consider factors such as the frequency of lubrication, the availability of lubrication points, and the compatibility of lubricants with the bearing material.
- Speed and Motion: Evaluate the speed and type of motion the bearing will experience. Higher speeds may require special considerations for heat dissipation and lubrication.
- Alignment and Misalignment: Determine if the bearing will need to accommodate misalignment between the shaft and the bearing housing. Some applications may require self-aligning or spherical bearings.
- Wear Resistance: Choose a bearing material that offers good wear resistance to prevent premature wear and extend the bearing’s lifespan.
- Noise and Vibration: Consider the impact of noise and vibration on the application. Bearings with proper damping properties can help reduce noise and vibration levels.
- Maintenance Requirements: Assess the ease of maintenance, including lubrication intervals, accessibility of lubrication points, and the need for regular inspections.
- Cost and Availability: Compare the cost of the bearing with its expected performance and lifespan. Also, ensure that the chosen bearing type and size are readily available.
- Application-Specific Considerations: Some applications may have unique requirements, such as corrosion resistance, electrical insulation, or compatibility with food-grade standards.
By carefully considering these factors, you can select a sliding bearing that meets the specific needs of your application, ensuring reliable performance and longevity.
editor by CX 2024-05-08
China wholesaler Aluminum Sliding Door and Windows Pulley Track Roller Wheel Bearing V Grooved U Groove Nylon PU POM Plasitc Coated Guide Rail Ball Bearing bearing air
Product Description
Product Description
Aluminum Sliding Door and Windows Pulley Track Roller wheel bearing V grooved U groove Nylon PU POM plasitc coated Xihu (West Lake) Dis. Rail ball bearing
China High Performance Sliding Door Nylon Pulley Wheel Manufacturers: Material Option:
1.Bearing Material:carbon steel,chrome,stainless steel,iron,copper,ect.
2.Roller Material:Carbon steel ball, Chrome steel ball, Stainless Steel ball , Ceramic ball, Glass ball ,etc
3.Sealing from:2RS ZZ ,Z ,RS,OPEN (metal or nylon)
4.Colour: natural color, green, orange, blue, grey, milky white, porcelain white etc.
Our Product: 1.OEM and non-standard bearing&roller orders are available . 2.Provide high quality bearing and roller according to customers’s requirement. 3.Popular in world,good quality,low noise,on time delivery.
Bearings NO. :
Product Package:Tube/Plastic bag/Box
Shipping Package:Cartons/Pallets
Payment Terms: T/T L/C Bank Western-Union Paypal Money-Gram
MOQ: Pls Contact with us for details
Departure Port:HangZhou or Customized
Sample: Free
Application Scenarios:used in Aluminium Sliding door and windows,Wardrobes/Closets,Cabinets,Indoor and outdoor, Drawer,Cupboard,Curtain etc
Product Feature:
1.Low coefficient of product,reduce tire damage
2.Running smoothly and durable.
3.Poduct size accurate
4.Bearing the adoption of advanced technology production
| Bearings NO. | 625 ZZ/2RS/CM |
| Type | Tiny Deep Groove Ball Bearing |
| Brand | NMN/Customized |
| Dimension | 5*16*5mm 5x16x5mm 5-16-5MM |
| Weight | 0.0048kg |
| Structure | Single row |
| Material | Chrome steel /Carbon steel |
| Product Package | Tube/Plastic bag/Box |
| Shipping Package | Cartons/Pallets |
| Payment Terms | T/T L/C Bank Western-Union Paypal Money-Gram |
| MOQ | Consult from Servers |
| Application Scenarios | Aluminium Sliding door and windows,Wardrobes/Closets,Cabinets,Indoor and outdoor, Drawer,Cupboard,Curtain etc |
| Departure Port | HangZhou or Customized |
| Sample | Free |
Company Profile:
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 agricutural equipments,home applicances, power equipments,machine tools,automotives and engineering machinery,etc.
Our production is strictly exeuted with ISO9001 and ISO14001. Our products are mainly exported to Singpore, South Korea,Vietnam,Thailand,Turkey,Pakistan,Australia,Poland,France,UK,South Africa, USD,South America and other countries and regions of the world, with great public praise of high quality and reasonable price.
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 weelcome your visit.
Processing Process
Processing
Packaging & Shipping
Our Activities
Other Products Shows
FAQ
1.Q:Do you know the Detail Size for the Bearing ?
A:Of Couse.We have a database for all kinds of Bearing.
2.Q: This Size of Bearing is common parts?
A:These are standard size bearing.
3.Q:Are you a factory or a Trade Company for Bearing ?
A:We are the factory.
4.Q:How many the MOQ of the Bearing?
A:1pcs accept for the standard size.
If you purchase the Non-Standard for BearingThe MOQ is 50pcs.
5.Q:Could you supply free sample of bearing for our test?
A:Yes,Free sample can be offer.
6.Q:Could you accept OEM and customize?
A:Yes, OEM is accepted and we can customize for you according to sample or drawing.
7.Q:Do you have stocks?
A:Yes, most of the bearings showing on alibaba are in stock,especialy big 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(/(.*?):(.*)$/))&&1
| Contact Angle: | N/a |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Material: | Carbon Steel |
| Samples: |
US$ 0/Set
1 Set(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.
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.
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 2024-04-30
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 Bearing Rodamientos Small Ball Bearing Wheels Wholesale 608zz Deep Groove Ball Bearing for Sliding Door and Windows bearing block
Product Description
Bearing Rodamientos Small Ball Bearing Wheels Wholesale 608ZZ Deep Groove Ball Bearing for Sliding Door and Windows
Bearing parameters:
| CHROME STEEL* | Dimensions in mm unless otherwise specified |
||||||
| Bore | O.D. | Width | Open Bearing | Shielded Bearing | Sealed Bearing | Basic Load Ratings | |
| KN | |||||||
| HNS | HNS | HNS | dynamic | static | |||
| Reference | Reference | Reference | C | Co | |||
| 20 | 42 | 12 | 6004 | 6004ZZ | 6004-2RS | 7.22 | 4.46 |
| 47 | 14 | 6204 | 6204ZZ | 6204-2RS | 12.7 | 6.5 | |
| 52 | 15 | 6304 | 6304ZZ | 6304-2RS | 15.9 | 7.8 | |
| 25 | 47 | 12 | 6005 | 6005ZZ | 6005-2RS | 10.1 | 5.85 |
| 52 | 15 | 6205 | 6205ZZ | 6205-2RS | 14 | 7.8 | |
| 62 | 17 | 6305 | 6305ZZ | 6305-2RS | 22.5 | 11.6 | |
| 80 | 21 | 6405 | 6405ZZ | 6405-2RS | 36.1 | 19.4 | |
| 30 | 55 | 13 | 6006 | 6006ZZ | 6006-2RS | 10.2 | 6.91 |
| 62 | 16 | 6206 | 6206ZZ | 6206-2RS | 19.5 | 11.2 | |
| 72 | 19 | 6306 | 6306ZZ | 6306-2RS | 28.1 | 16 | |
| 90 | 23 | 6406 | 6406ZZ | 6406-2RS | 43.4 | 23.9 | |
| 35 | 62 | 14 | 6007 | 6007ZZ | 6007-2RS | 16 | 10.3 |
| 72 | 17 | 6207 | 6207ZZ | 6207-2RS | 25.5 | 15.3 | |
| 80 | 21 | 6307 | 6307ZZ | 6307-2RS | 33.2 | 19 | |
| 100 | 25 | 6407 | 6407ZZ | 6407-2RS | 55 | 31 | |
| 40 | 68 | 15 | 6008 | 6008ZZ | 6008-2RS | 13 | 11.5 |
| 80 | 18 | 6208 | 6208ZZ | 6208-2RS | 29.8 | 18 | |
| 90 | 23 | 6308 | 6308ZZ | 6308-2RS | 39.8 | 23.3 | |
| 110 | 27 | 6408 | 6408ZZ | 6408-2RS | 65.5 | 37.5 | |
| 45 | 75 | 16 | 6009 | 6009ZZ | 6009-2RS | 21 | 14.9 |
| 85 | 19 | 6209 | 6209ZZ | 6209-2RS | 32.2 | 21 | |
| 100 | 25 | 6309 | 6309ZZ | 6309-2RS | 51.1 | 30.5 | |
| 120 | 29 | 6409 | 6409ZZ | 6409-2RS | 77.5 | 45.5 | |
| 50 | 80 | 16 | 6571 | 6571ZZ | 6571-2RS | 22 | 16.2 |
| 90 | 20 | 6210 | 6210ZZ | 6210-2RS | 34 | 22.5 | |
| 110 | 27 | 6310 | 6310ZZ | 6310-2RS | 59.9 | 36.9 | |
| 130 | 31 | 6410 | 6410ZZ | 6410-2RS | 92.2 | 55.2 | |
| 55 | 90 | 18 | 6011 | 6011ZZ | 6011-2RS | 30.4 | 22 |
| 100 | 21 | 6211 | 6211ZZ | 6211-2RS | 43.3 | 28.1 | |
| 120 | 29 | 6311 | 6311ZZ | 6311-2RS | 71.5 | 44.6 | |
| 140 | 33 | 6411 | 6411ZZ | 6411-2RS | 100 | 62.5 | |
| 60 | 95 | 18 | 6012 | 6012ZZ | 6012-2RS | 30.7 | 22.7 |
| 110 | 22 | 6212 | 6212ZZ | 6212-2RS | 46.1 | 31.5 | |
| 130 | 31 | 6312 | 6312ZZ | 6312-2RS | 79.4 | 50.4 | |
| 150 | 35 | 6412 | 6412ZZ | 6412-2RS | 109 | 70 | |
| 65 | 100 | 18 | 6013 | 6013ZZ | 6013-2RS | 32.1 | 24.9 |
| 120 | 23 | 6213 | 6213ZZ | 6213-2RS | 54.2 | 39.3 | |
| 140 | 33 | 6313 | 6313ZZ | 6313-2RS | 89.5 | 59.7 | |
| 160 | 37 | 6413 | 6413ZZ | 6413-2RS | 118 | 78.5 | |
| 70 | 110 | 20 | 6014 | 6014ZZ | 6014-2RS | 38.6 | 30.6 |
| 125 | 24 | 6214 | 6214ZZ | 6214-2RS | 58.9 | 43.6 | |
| 150 | 35 | 6314 | 6314ZZ | 6314-2RS | 101 | 66 | |
| 180 | 42 | 6414 | 6414ZZ | 6414-2RS | 140 | 99.5 | |
| 75 | 115 | 20 | 6015 | 6015ZZ | 6015-2RS | 31 | 33.1 |
| 130 | 25 | 6215 | 6215ZZ | 6215-2RS | 64.3 | 47.5 | |
| 160 | 37 | 6315 | 6315ZZ | 6315-2RS | 111 | 74.2 | |
| 190 | 45 | 6415 | 6415ZZ | 6415-2RS | 154 | 115 | |
| 80 | 125 | 22 | 6016 | 6016ZZ | 6016-2RS | 47.5 | 39.8 |
| 140 | 26 | 6216 | 6216ZZ | 6216-2RS | 68.1 | 53.3 | |
| 170 | 39 | 6316 | 6316ZZ | 6316-2RS | 120 | 83.9 | |
| 200 | 48 | 6416 | 6416ZZ | 6416-2RS | 163 | 125 | |
| 85 | 130 | 22 | 6017 | 6017ZZ | 6017-2RS | 50.8 | 42.8 |
| 150 | 28 | 6217 | 6217ZZ | 6217-2RS | 83.2 | 64 | |
| 180 | 41 | 6317 | 6317ZZ | 6317-2RS | 132 | 96.5 | |
| 210 | 52 | 6417 | 6417ZZ | 6417-2RS | 175 | 138 | |
| 90 | 140 | 24 | 6018 | 6018ZZ | 6018-2RS | 58 | 49.8 |
| 160 | 30 | 6218 | 6218ZZ | 6218-2RS | 92.7 | 71.3 | |
| 190 | 43 | 6318 | 6318ZZ | 6318-2RS | 145 | 108 | |
| 225 | 54 | 6418 | 6418ZZ | 6418-2RS | 192 | 158 | |
| 95 | 145 | 24 | 6019 | 6019ZZ | 6019-2RS | 57.8 | 50 |
| 170 | 32 | 6219 | 6219ZZ | 6219-2RS | 105 | 79.1 | |
| 200 | 45 | 6319 | 6319ZZ | 6319-2RS | 157 | 122 | |
| 100 | 150 | 24 | 6571 | 6571ZZ | 6571-2RS | 64.5 | 56.2 |
| 180 | 34 | 6220 | 6220ZZ | 6220-2RS | 118 | 88.4 | |
| 215 | 47 | 6320 | 6320ZZ | 6320-2RS | 173 | 140 | |
| 105 | 160 | 26 | 6571 | 6571ZZ | 6571-2RS | 71.8 | 63.2 |
| 190 | 36 | 6221 | 6221ZZ | 6221-2RS | 126 | 98.8 | |
| 225 | 49 | 6321 | 6321ZZ | 6321-2RS | 173 | 145 | |
| 110 | 170 | 28 | 6571 | 6571ZZ | 6571-2RS | 81.9 | 72.9 |
| 200 | 38 | 6222 | 6222ZZ | 6222-2RS | 136 | 112 | |
| 240 | 50 | 6322 | 6322ZZ | 6322-2RS | 193 | 171 | |
| 120 | 180 | 28 | 6571 | 6571ZZ | 6571-2RS | 88.7 | 79.7 |
| 215 | 40 | 6224 | 6224ZZ | 6224-2RS | 139 | 112 | |
| 260 | 55 | 6324 | 6324ZZ | 6324-2RS | 217 | 196 | |
| 130 | 200 | 33 | 6026 | 6026ZZ | 6026-2RS | 105 | 96.8 |
| 230 | 40 | 6226 | 6226ZZ | 6226-2RS | 148 | 125 | |
| 280 | 58 | 6326 | 6326ZZ | 6326-2RS | 218 | 205 | |
| 140 | 210 | 33 | 6571 | 6571ZZ | 6571-2RS | 116 | 108 |
| 250 | 42 | 6228 | 6228ZZ | 6228-2RS | 179 | 167 | |
| 300 | 62 | 6328 | 6328ZZ | 6328-2RS | 275 | 272 | |
| 150 | 225 | 35 | 6030 | 6030ZZ | 6030-2RS | 132 | 125 |
| 270 | 45 | 6230 | 6230ZZ | 6230-2RS | 190 | 183 | |
| 160 | 240 | 38 | 6032 | 6032ZZ | 6032-2RS | 145 | 138 |
| 290 | 48 | 6232 | 6232ZZ | 6232-2RS | 215 | 218 | |
About Deep Groove Ball Cearing
- 6000 Series – Extra Light Ball Bearings – Ideal for limited space applications
- 6200 Series – Light Series Ball Bearings – Balanced between space and load capacity
- 6300 Series – Medium Series Ball Bearings – Ideal for heavier load capacity applications
Deep groove ball bearing component:
Rich bearings in stock:
Application
Package:
A. Plastic paper + kraft paper + outer carton + Nylon bag
B. Tube package + outer carton + Nylon bag
C. Single box + outer carton + pallets
D. According to your requirement
For more information, contact us directly pls.
/* 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(/(.*?):(.*)$/))&&1
| Aligning: | Non-Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Samples: |
US$ 0.01/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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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.
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.
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 2024-03-03
China Standard High Quality Plastic Ball Bearing Pulley China for Sliding Windows manufacturer
Product Description
Detailed Photos
Real Photos:
Material Detail:
Product Description
POM nylon ball bearings introduction :
POM plastic bearings , PP plastic bearing POM and PA materials with good mechanical strength and wear resistance , suitable for the production of more sophisticated plastic bearings, working temperature from -60 °C ~ 100 °C, high strength and smooth surface , basically does not appear tension , its good self-lubricating properties and low coefficient of friction , while maintaining the traditional advantages of plastic bearings on the basis of precise and can be used in high speed operation
Features:
(1) rigidity, high hardness , even at low temperatures , high impact strength
(2) good excellent elasticity , creep resistance ;
(3) high thermal stability and very good dimensional stability ;
(4)good sliding properties , wear resistance ;
(5) physiologically inert , suitable for contact with food.
(6) Even in strong acid and strong oxidizing agents, poor paint adhesion
| Item | Plastic Bearing | Quality Control Process | 1.Assembly 2. Windage test 3. Cleaning 4.Rotary test 5.Greasing and gland 6.Noise inspection 7.Appearance inspection 8.Rust prevention 9.Product packaging |
| OEM ODM | Technical drawing or sample is needed | d(mm) | 10 |
| Original | ZheJiang , China | D(mm) | 26 |
| Ring Material | Plastic/Steel | B(mm) | 8 |
| Cage Material | Plastic | Number of row | single |
| Tolerance | P0 P6 P5 P2 P4 or as Requested | Clearance | C0 C2 C3 C4 |
| Vibration | V1 V2 V3 or as Requested | Noise | Z1 Z2 Z3 Z4 |
| MOQ | 1000 pcs | Application | Motor/electric/sliding/furniture accessories/ Skateboard/etc. |
| Feature | heavy-duty,adjustable,low noise, easy installation,sliding smoothly,long life,standard,customized,etc | Leading Time | According to the order q’ty |
Company Profile
All bearings in our factory adopt international quality standards. The complete equipment, strict quality control, advanced Japanese technology and quality service provide a guarantee to supply the high-quality bearings for our customers. Domestic sales and service network has covered 15 major cities in China, meanwhile our bearing has sold more than 60 overseas countries and regions.
Our bearings have been widely used in agriculture, textiles, mining, printing and packaging industries, in addition to applications in airports, air conditioning systems, conveyors and ship also applied.
Other Product
Packaging & Shipping
Delivery
1.Samples will be shipped by courier as FedEx,UPS,DHL,etc.
2.More than 3000 set bearings, it is recommended to be shipped by sea (sea transportation).
Packaging Details
Packaging
A.Polybag +Box+Carton
B.B.Tube+Box+Carton
C.As per customer’s request
We have kinds of packages, such as plastic bags, cartons, special boxes. We use different packages based on the products and our customers’ requirements.
Port :HangZhou
FAQ:
1. who are we?
We are based in ZheJiang , China, start from 2017,sell to North America(1.00%),Africa(1.00%),Western Europe(1.00%),Southern Europe(1.00%). There are total about 51-100 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Bearing cage,Bearing pulley,Plastic producs,Miniature bearing,Needle roller bearing
4. why should you buy from us not from other suppliers?
Hardware pulley source factory,20 years professional bearing pulley experience
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,JPY,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Japanese,F
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Samples: |
US$ 0.5/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| 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.
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 2024-02-19
China best 7x22x9 mm Polyurethane Soft Rubber Wheel Nylon Coated Ball Bearing With Stud/ Sliding Roller For Windows drive shaft bearing
Product Description
Product Description
Polyurethane Soft Rubber Wheel
PU Coated Ball Bearings With Stainless Steel Stud, we can offe M3 M4 M5 M6 M8 and Non-standard Size.
Product Parameters
Technical specification:
Material: Polyurethane Coated with Stainless Steel Stud
Packaging & Shipping
Our Advantages
1. We have over 10 years’ experience.
2. OEM or Non-Standard Bearings: Any requirement for Non-standard bearings is easily fulfilled by us due to our vast knowledge and links in the industry.
3. After Sales Service and Technical Assistance: Our company provides after-sales service and technical assistance as per the customer’s requirements and needs.
4. Quick Delivery: Our company provides just-in-time delivery with our streamlined supply chain.
5.We attend promptly to any customer questions. We believe that if our customers are satisfied then it proves our worth. Our customers are always given quick support.
Please contact us immediately if you have any questions.
Related Products
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Aligning: | Non-Aligning Bearing |
|---|---|
| Separated: | Unseparated |
| Rows Number: | Single |
| Customization: |
Available
| Customized Request |
|---|
.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
|
|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
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 2024-02-17