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.) /* 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(/(.*?):(.*)$/))&&1
| After-sales Service: | 5 Years |
|---|---|
| Warranty: | 3 Years |
| Certification: | CE |
| Splittable: | Splittable |
| Surface Treatment: | Zinc Plated |
| Material: | Metal |
| Samples: |
US$ 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.
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.
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 2024-05-07
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 supplier Customized U Groove High Sealing Stainless Steel Bearing Roller for UPVC Sliding Door and Window wheel bearing
Product Description
Specification:
| Product name | Customized U Groove High Sealing Stainless Steel Bearing Roller for UPVC Sliding Door and Window |
| material | stainless steel |
| bearing | ball bearing 6000rs, or customized |
| color | original |
| Features | customized,low noise,easy installation,sliding smoothly,long life,customized,etc. |
| Application | industrial, door, window, and spare parts for other machines, etc. |
Product Display:
Company Profile:
FAQ:
Q: Are you the manufacturer?
A: Yes, we are a professional manufacturer focused on door and window roller pulleys for over 15 years.
Q: Do you offer free samples?
A: Yes, we are very glad to offer free samples for you to check the quality.
Q: Can we make our own color box?
A: Yes, if the order quantity reaches 1000 sets, we can make a customized color box for you.
Q: Can we print our logo on the products?
A: Yes, we can print your logo on the products according to your design.
Q: How does your factory do regarding quality control?
A: 80% of the staff has 10 years experience, a mature skilled technical team, and a complete quality management system to ensure high quality.
Q: What is the after-sale service for the sliding rollers?
A: We have online technical support. If it is a quality problem, we will replace the broken ones with new ones.
Q: How long is the production time?
A: For samples in stock, shipped in 2 days. if not in stock, the lead time is in 7 days. For mass production, the lead time is around 15 days after receiving the deposit payment.
Q: How about the shipment?
A: For small orders, we can ship them by DHL, FedEx, UPS, TNT, etc. For mass production orders, we can ship them by sea or by air.
/* 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(/(.*?):(.*)$/))&&1
| After-sales Service: | Online Support,Free Spare Parts |
|---|---|
| Warranty: | 3 Year |
| Certification: | TUV, CE, ISO |
| Splittable: | Unsplittable |
| Surface Treatment: | Other |
| Material: | Steel |
| Samples: |
US$ 0/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.
Managing Friction and Wear in Sliding Bearings
Friction and wear are common challenges in sliding bearings that can lead to reduced performance and premature failure. Here’s a detailed look at these challenges and some solutions to manage them:
Challenges:
- Friction: High friction can lead to energy loss, increased heat generation, and accelerated wear.
- Wear: Continuous contact between sliding surfaces can result in material removal and surface degradation over time.
Solutions:
- Lubrication: Proper lubrication is crucial to reduce friction and wear. Lubricants create a protective film between sliding surfaces, minimizing direct contact and promoting smooth movement.
- Self-Lubricating Bearings: Bearings made from self-lubricating materials, such as polymers containing solid lubricants, can offer continuous lubrication without external intervention.
- Bearing Design: Optimized bearing designs, such as incorporating grooves or pockets for lubricant retention, can enhance lubrication efficiency and reduce friction.
- Maintenance: Regular maintenance and lubricant replenishment help ensure consistent lubrication levels and prevent excessive wear.
- Material Selection: Choosing materials with low friction coefficients and high wear resistance can minimize friction and extend bearing life.
- Surface Treatments: Coatings, such as PTFE or DLC (diamond-like carbon), can be applied to bearing surfaces to reduce friction and enhance wear resistance.
- Clearance Adjustment: Proper clearance between bearing components can reduce friction and prevent excessive loading.
By implementing effective lubrication strategies, choosing appropriate materials, and employing suitable design practices, the challenges of friction and wear in sliding bearings can be effectively managed, leading to improved performance and longer bearing life.
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 2024-02-24
China OEM U and V Groove Steel Wheel Silver Zinc Plated Sliding Gate Wheel Roller Single Bearing carrier bearing
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.) /* 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(/(.*?):(.*)$/))&&1
| After-sales Service: | 3 Years |
|---|---|
| Warranty: | 365 Days |
| Certification: | CE |
| Splittable: | Splittable |
| Surface Treatment: | Zinc Plated |
| Material: | Metal |
| Samples: |
US$ 0.01/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
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.
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 2024-02-05