China wholesaler 6*24*7 mm POM Plastic Coated Ball Bearing 626 for Sliding Door and Windows Roller Pulley ball bearing

Product Description

     Product Description
 
      OEM Stainless Steel Hydraulic Valve Body Investment Casting Machinery Part  Productive Technology: Precision Investment Casting (Silcon Sol Process)  Material: Carbon steel:Stainless steel;Alloysteel. Productive Process: Wax Mould-Shell Making-Dewaxing-Smelting&Casting-Shell Off-Blasting-Cutting&Polishing-Acid Washing-CNC Precised Machining  Casting facility: wax injector, electric furnace,heat treatment furnace,cutting head machine, shot-blasting machine, sand-blasting machine.  Machining facility: CNC,NC lathe,ordinary machine tools,linear cutting machine,NCmillingmachine,polishingmachine.Heattreatment:Normalizing/Quenching/Tempering.  Test facility:spectrometer, tensile test machine,impact tester, hardness test machine,CMM,PT.

     Our Service:

1.Your inquiry related to our products or prices will be replied in 12 hours.

2.Individual formula according to customers’ special drawing requests.

3.Manufacturer with large capacity,ensures the fast production cycle after confirming the order.

4.Protection of sales area and private information for all of our customers.

      Our technical group have rich experience in casting process, so we can put forward reasonable suggestions to the product structure design on various performance, process parameters to solve the customer’s requirement, set up the 3D model, get the results from pouring simulation analysis. Then modify and optimize the scheme to determine the correct casting
 

Product Name

CNC Turning  Machining Parts

Material

Steel / aluminum alloy/Stainless steel/Copper/Plastic
Any other material and dimension depends on customers’ demand.

Size

According to customers’ requirement.

Standard

DIN GB ISO JIS BA ANSI

 

 

Processing

1, Sign Drawing (General clients provide the drawing or samples)
2, Precision Machining: Burring, Chamfering, Lathe, CNC milling and turning, Drilling, Grinding, Bending, Stamping, Tapping, etc
3, Surface treatment: Polishing, Electroplating, Sandblasting, Anodizing,Rust preventive oil.
4, Inspection and Packing

Test Equipment

Measurement instrument, Projector, CMM, Altimeter, Micrometer, Thread Gages, Calipers, Pin Gauge etc.

Application

Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment, daily living equipment, electronic sports equipment, light industry products, sanitation machinery, etc.

Tolerance

+/-0.01mm-+/-0.05mm

After-sales Service: 12h
Warranty: 2 Years
Material: Metal
Type: Bearing
Drive Wheel: FWD
Wheel Hub Diameter: 16-20"
Samples:
US$ 20/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

Can POM bearings be used in high-speed or high-precision applications?

Yes, POM (Polyoxymethylene) bearings can be used in high-speed or high-precision applications. While POM is not typically considered a high-speed or high-precision bearing material compared to options like steel or ceramic, it possesses certain characteristics that make it suitable for specific scenarios. Here is a detailed explanation:

1. Low Friction and Self-Lubrication:

POM bearings have low friction properties, which can be advantageous in high-speed applications. The low friction helps reduce energy losses and heat generation, allowing for smoother operation at higher speeds. Additionally, POM has self-lubricating properties, meaning it can operate with minimal or no additional lubrication. This feature is beneficial in applications where regular lubrication maintenance is challenging or not feasible, making POM bearings suitable for certain high-speed or high-precision applications.

2. Low Coefficient of Thermal Expansion:

POM has a relatively low coefficient of thermal expansion compared to other bearing materials. This characteristic enables POM bearings to maintain dimensional stability even under fluctuating temperatures. In high-precision applications where dimensional accuracy is crucial, POM bearings can provide reliable performance by minimizing the potential for undesirable dimensional changes due to temperature variations.

3. Good Wear Resistance:

While POM may not have the same wear resistance as materials like steel or ceramics, it still possesses decent wear resistance properties. POM bearings can withstand moderate to light loads and exhibit good resistance to wear in applications where the loads and operating conditions are within their recommended limits. In high-speed or high-precision applications where the loads are relatively light, POM bearings can offer satisfactory wear performance and contribute to extended service life.

4. Considerations for High-Speed and High-Precision Applications:

When considering the use of POM bearings in high-speed or high-precision applications, it is important to take certain factors into account:

  • Speed Limitations: POM bearings have speed limitations due to their lower thermal conductivity and lower modulus of elasticity compared to other materials. It is essential to ensure that the intended operating speed falls within the recommended limits to prevent excessive heat generation or potential bearing failure.
  • Precision Requirements: In high-precision applications, the dimensional accuracy and stability of the bearings are critical. While POM bearings can offer good dimensional stability, it is important to select bearings with tight tolerances and ensure proper installation and alignment to meet the precision requirements of the application.
  • Load Considerations: POM bearings are suitable for applications with moderate to light loads. It is crucial to evaluate the specific load requirements of the application and ensure that the bearing’s load capacity is sufficient for the intended operating conditions.
  • Lubrication: Although POM bearings have self-lubricating properties, certain high-speed or high-precision applications may still benefit from additional lubrication to optimize performance and reduce friction. Consideration should be given to the type of lubricant and the lubrication method to ensure compatibility with POM and the application requirements.

In summary, while POM bearings may not be the first choice for all high-speed or high-precision applications, they can still be used effectively in certain scenarios. By considering the specific requirements, speed limitations, precision needs, load considerations, and lubrication requirements, POM bearings can provide reliable performance and longevity in appropriate high-speed or high-precision industrial applications.

China wholesaler 6*24*7 mm POM Plastic Coated Ball Bearing 626 for Sliding Door and Windows Roller Pulley   ball bearingChina wholesaler 6*24*7 mm POM Plastic Coated Ball Bearing 626 for Sliding Door and Windows Roller Pulley   ball bearing
editor by CX 2023-11-07

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