China Custom PA PP POM PTFE 3.175mm 4.763mm 9.525mm 10mm 12.7mm for Bearing double row ball bearing

Product Description

9mm Plastic PP Solid Balls

PLASTIC BALL (PP)

 

Material

Polypropylene Balls(PP)
Size Φ2.381mm-Φ38.1mm
Grade G0-G3 (±0.01-0.05mm)
Density Around: 0.85g/cm3
Feature Has good resistance, chemical resistance, low density (density less than water), low water absorption, the highest melting point of the thermoplastic with excellent electrical insulator and low dielectric coefficient, often used for floating capacity requirements, withblood transfusion, level calibration indicator. It has a high resistance to chemical substances, such as acid, alkali, alcohol, many inorganic substances, salt solutions, solvents, gasoline, water, oil, grease, cleaning agents, fruit juices, milk and the like, but not resistant to aromatic carbon hydrogen compounds and chlorate…….
Applications PP ball is mainly used for transfusion, level calibration indicator.

Plastic ball (PA66)
 

Material Nylon Balls (Zytel , Polymide–PA66)
Size Φ2.381mm-Φ38.1mm
Grade G0-G3 (±0.01-0.05mm)
Density Around: 1.1g/cm3
Feature The nylon has preferably the alkali metal, to adapt to the neutral characteristics of petroleum products and all kinds of chemical products.
Applications Used in check valve, light load, the knob pull switch, low-cost, but also for better flexibility requirements, high hardness aspects

Plastic ball (POM)

Material DELRIN Balls (ACETAL RESIN-POM)
Size Φ2.381mm-Φ38.1mm
Grade G0-G3 (±0.01-0.05mm)
Density Around: 1.4g/cm3
Feature Performance: it is similar to nylon, but slightly harder than nylon, slightly larger than the density recommended products applied to the required low water absorption
Applications POM ball table and drawer slide device is typically used, bearings, rollers, valves, and electronic apparatus, sailing apparatus.

Plastic ball (PTFE)

Material Balls-PTFE
Size Φ2.381mm-Φ38.1mm
Grade G0-G3 (±0.01-0.05mm)
Feature Based frictionless known material having excellent chemical stability, resistance to corrosion, sealing, high lubricity non-tackiness, electrical insulation and good anti-aging Stamina. Continuous use temperature range of
-180 ° C to 350 ° C. PTFE , ball so excellent frictionless known to most corrosive resistant possessed electrically insulating material,
Applications Particularly suitable for use in cryogenic liquids and acids under the conditions of the instrument.

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Contact Angle: 60°
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Multiple
Load Direction: Radial Bearing
Material: Cast Iron
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

pom bearing

Can POM bearings enhance the overall efficiency and functionality of machinery?

Yes, POM (Polyoxymethylene) bearings can enhance the overall efficiency and functionality of machinery. POM bearings offer several advantages that contribute to improved performance, reduced friction, and increased reliability. Here is a detailed explanation:

1. Low Friction and Reduced Energy Consumption:

POM bearings have low friction coefficients, which means they generate less resistance during operation. This characteristic reduces energy consumption and minimizes power losses in machinery. The low friction of POM bearings allows for smoother motion and improved efficiency, enabling machinery to operate more effectively and with less energy input. This efficiency enhancement can lead to cost savings and increased productivity in various industrial applications.

2. Self-Lubricating Properties:

POM bearings have self-lubricating properties, which means they can operate without the need for external lubrication. The inherent lubricity of POM reduces the dependence on additional lubricants, simplifying maintenance requirements and reducing the risk of lubrication-related issues, such as contamination or insufficient lubrication. Self-lubricating POM bearings ensure consistent and reliable performance, reducing downtime and improving the functionality of machinery.

3. Durability and Wear Resistance:

POM bearings exhibit excellent durability and wear resistance. They can withstand repetitive motion, heavy loads, and high-speed operation without significant wear or deformation. The material properties of POM, including its high strength and low coefficient of thermal expansion, contribute to its resistance against wear and dimensional stability. By using POM bearings, machinery can maintain reliable performance over extended periods, reducing the need for frequent replacements and minimizing downtime.

4. Corrosion and Chemical Resistance:

POM bearings have good corrosion and chemical resistance. They can withstand exposure to various chemicals, solvents, and environmental conditions without undergoing degradation or deterioration. This resistance to corrosion and chemical attack enhances the longevity and functionality of machinery, particularly in industries where exposure to harsh substances or environments is common, such as chemical processing, food production, or marine applications.

5. Noise and Vibration Reduction:

POM bearings contribute to noise and vibration reduction in machinery. Their low friction characteristics and self-lubricating properties minimize the generation of unwanted noise and vibrations during operation. Reduced noise and vibration levels not only improve the comfort and safety of machinery operators but also help prevent premature wear or damage to other components. POM bearings enable smoother and quieter machinery operation, enhancing overall functionality and user experience.

6. Light Weight and Design Versatility:

POM bearings offer the advantage of being lightweight and versatile in design. The lightweight nature of POM reduces the overall weight of machinery, resulting in improved energy efficiency and ease of handling. Additionally, POM’s versatility in design allows for complex shapes and customized configurations, enabling the creation of bearings that precisely fit the unique requirements of machinery. This design versatility enhances the overall functionality and integration of POM bearings in diverse industrial applications.

In summary, POM bearings can indeed enhance the overall efficiency and functionality of machinery. Their low friction properties, self-lubricating nature, durability, corrosion resistance, noise reduction capabilities, and design versatility contribute to improved performance, reduced energy consumption, extended service life, and enhanced reliability. By incorporating POM bearings into machinery, industries can optimize operational efficiency, reduce maintenance requirements, and achieve higher productivity levels.

pom bearing

How do POM bearings perform in wet or corrosive environments?

POM (Polyoxymethylene) bearings are known for their excellent performance in wet or corrosive environments due to their inherent properties and design considerations. Here is a detailed explanation of how POM bearings perform in such conditions:

1. Resistance to Moisture:

POM bearings exhibit high resistance to moisture and water. The molecular structure of POM is non-polar, which means it does not absorb water or experience swelling when exposed to moisture. This property allows POM bearings to maintain their dimensional stability and mechanical strength, even in humid or wet environments. The resistance to moisture absorption also helps to prevent the degradation of lubricating properties, ensuring consistent performance and reducing the risk of premature failure.

2. Low Water Absorption:

POM has low water absorption characteristics, which further enhances its performance in wet environments. The low water absorption rate of POM means that the material does not retain or retain water for a long time. This property helps to prevent the formation of water-related issues such as corrosion, rust, or microbial growth on the bearing surfaces. The low water absorption also contributes to the dimensional stability and mechanical integrity of POM bearings, ensuring reliable operation in wet conditions.

3. Corrosion Resistance:

POM bearings exhibit excellent resistance to corrosion. The material is inherently resistant to many chemicals, including fuels, oils, solvents, and various acids and alkalis. This corrosion resistance makes POM bearings suitable for applications where exposure to corrosive substances is likely. The non-reactive nature of POM helps to prevent chemical attack, surface degradation, and deterioration of bearing performance in corrosive environments, ensuring long-term reliability and durability.

4. Self-Lubricating Properties:

POM bearings possess self-lubricating properties, which contribute to their performance in wet or corrosive environments. The self-lubricating nature of POM reduces the reliance on external lubricants that may be susceptible to washout or degradation in wet conditions. The formation of a lubricating film at the bearing interfaces helps to reduce friction, minimize wear, and maintain smooth operation, even in the presence of moisture or corrosive elements.

5. Design Considerations:

The design considerations for POM bearings can further enhance their performance in wet or corrosive environments. For example, incorporating effective sealing systems can provide an additional layer of protection against water and contaminants. Proper sealing helps to maintain the integrity of the lubricating film, prevent water ingress, and minimize the risk of corrosion or surface damage. Additionally, selecting appropriate bearing clearances, materials for seals, and lubrication methods can optimize the performance of POM bearings in specific wet or corrosive applications.

Overall, POM bearings are well-suited for wet or corrosive environments due to their moisture resistance, low water absorption, corrosion resistance, self-lubricating properties, and design flexibility. However, it is essential to consider the specific operating conditions and consult with bearing manufacturers or industry experts to ensure the selection of the most suitable bearing type and design for the intended application in such environments.

pom bearing

How do POM bearings compare to other types of bearing materials like bronze or steel?

When comparing POM bearings to other types of bearing materials like bronze or steel, there are several factors to consider. Each material has its own unique properties and advantages that make it suitable for specific applications. Here’s a detailed comparison of POM bearings with bronze and steel bearings:

1. Wear Resistance:

  • POM Bearings: POM bearings have excellent wear resistance, comparable to bronze bearings. They exhibit low wear rates, making them suitable for applications involving continuous sliding or rotational motion.
  • Bronze Bearings: Bronze bearings also have good wear resistance, but their wear rates may be slightly higher compared to POM bearings.
  • Steel Bearings: Steel bearings typically have lower wear resistance compared to both POM and bronze bearings. They may require additional lubrication or surface treatments to minimize wear.

2. Friction and Lubrication:

  • POM Bearings: POM bearings exhibit a low coefficient of friction, resulting in reduced energy loss and improved efficiency. They can operate with or without lubrication, although lubrication can further reduce friction and enhance performance.
  • Bronze Bearings: Bronze bearings have moderate friction characteristics and generally require lubrication to minimize friction and wear.
  • Steel Bearings: Steel bearings often have higher friction compared to POM and bronze bearings. Lubrication is generally required to reduce friction and prevent premature wear.

3. Load Capacity:

  • POM Bearings: POM bearings have lower load capacity compared to bronze or steel bearings. They are typically suitable for moderate to light-load applications.
  • Bronze Bearings: Bronze bearings have higher load capacity compared to POM bearings and can withstand heavier loads.
  • Steel Bearings: Steel bearings have excellent load capacity and can handle heavy loads and high impact forces.

4. Corrosion Resistance:

  • POM Bearings: POM bearings have good resistance to many chemicals, oils, and solvents, but they may not be suitable for highly corrosive environments.
  • Bronze Bearings: Bronze bearings offer good corrosion resistance, making them suitable for applications exposed to moisture or certain chemicals.
  • Steel Bearings: Steel bearings are susceptible to corrosion and require additional measures, such as coatings or surface treatments, to enhance their corrosion resistance.

5. Noise and Vibration:

  • POM Bearings: POM bearings generally operate quietly and generate minimal vibration due to their low friction characteristics.
  • Bronze Bearings: Bronze bearings can produce some noise and vibration during operation, especially at higher speeds.
  • Steel Bearings: Steel bearings can generate noise and vibration, particularly under heavy loads or inadequate lubrication.

6. Machinability and Cost:

  • POM Bearings: POM is relatively easy to machine, allowing for efficient production of complex bearing shapes. POM bearings are generally cost-effective.
  • Bronze Bearings: Bronze bearings can be more challenging to machine due to the material’s hardness. They may be more expensive compared to POM bearings.
  • Steel Bearings: Steel bearings can be machined but may require more effort and specialized tools. They can be costlier compared to both POM and bronze bearings.

Ultimately, the choice between POM, bronze, or steel bearings depends on the specific application requirements, load conditions, environmental factors, and cost considerations. It’s essential to evaluate the properties and advantages of each material in relation to the intended use to ensure optimal bearing performance and longevity.

China Custom PA PP POM PTFE 3.175mm 4.763mm 9.525mm 10mm 12.7mm for Bearing   double row ball bearingChina Custom PA PP POM PTFE 3.175mm 4.763mm 9.525mm 10mm 12.7mm for Bearing   double row ball bearing
editor by CX 2024-05-08

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