China supplier CZPT Duble Row Olling Mill Bearing Hr30210j Roller Bearing Hr30213j for Plastic Machinery drive shaft bearing

Product Description

PRODUCT INFO.

ZheJiang CHIK BEARING CO.,LTD 
Product Name Famous Brand Tapered Roller Bearing / Inch Tapered roller bearing
Brand NSK CZPT CZPT CZPT CHINA
Material Chrome Steel Gcr15 bearing steel
Cage Material Steel cage
Vibration ZV1, ZV2, ZV3
Clearance C0,C2,C3, or as requested
Quality standard ISO9001:2015
Type 302 series,303 series,313 series,322 series,323 series,329 series,331 series
Features Low friction, Long service life, Enhanced operational reliability, Consistency of roller profiles and sizes, Rigid bearing application, Running-in period with reduced temperature peaks, Separable and interchangeable
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
Application Single row deep groove ball bearings are available capped (with seals or shields) or open. Open bearings that are also available capped may have recesses in the ring side faces.
Used in Precision instrument, low noise machine, automobile, motorcycle, and the general machinery and so on, it is the most widely used bearing type in the machinery industry.

OTHER MODELS WE CAN SUPPLY 

NSK TAPERED ROLLER BEARING
344/332 3782/3720 25578/25520 25590/25520
350/354A NP91571/M85711 25578/25521 25590/25521
15003 25584/25520 25578/25522 25590/25522
LM300849/LM300811 25584/25521 25578/25523 LM503349/LM503310
18590/18520 25584Y/25520Z 25577/25520 LM503349A/LM503310
24780/24720 25584A/25520 25577/25521 369A/362A
26882/26822 4630/4628-V 26884/26823 369S/362A
336/332 JLM603048/JLM6571Z 25580/25520 386A/382
4388/4335 17887/17831 25580/25521 386A/382A
44162/44348 LM157149/LM157110 25580/25522 M804049/M85711
LM501349/LM501310 LM603049/LM6571 25581/25520 365S/362A
LM501349/LM501314 LM603049/LM603012 355/354A 5395/5335
LM501349Y/LM501310 LM603049/LM603012-V M857148/M857111 LM603049A/LM603014
LM501349Z/LM501310Z LM603049/LM603014    

FAQ 
Q:What’s your after-sales service and warranty?
A: We promise to bear the following responsibility when defective product is found:
1.12 months warranty from the first day of receiving goods;
2. Replacements would be sent with goods of your next order;
3. Refund for defective products if customers require. 

Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we are CZPT to customize housings in different styles, and sizes in different brands, we also customize circuit board & packaging box as per your requirements. 

Q:What’s the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders. 

Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days. 
Q:Do you offer free samples?
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight.
We DO NOT offer free samples to end users. 

Q:How to place orders?
A: 1. Email us the model, brand and quantity, consignee information, shipping way and payment terms;
2. Proforma Invoice made and sent to you;
3. Complete Payment after confirming the PI;
4. Confirm Payment and arrange production.

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Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small (28-55mm)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Radial Bearing
Customization:
Available

|

Customized Request

plastic bearing

Can you provide guidance on the selection and sizing of plastic bearings for specific applications?

Yes, I can provide guidance on the selection and sizing of plastic bearings for specific applications. Here’s a detailed explanation:

  • 1. Identify Application Requirements:

The first step in selecting plastic bearings for a specific application is to identify the application requirements. Consider factors such as load type, load magnitude, rotational speed, temperature range, environmental conditions, chemical exposure, and any specific performance criteria. Understanding these requirements will help in choosing the right type of plastic bearing that can meet the demands of the application.

  • 2. Evaluate Load Capacity:

Next, evaluate the load capacity required for the application. Plastic bearings have different load ratings depending on the material and design. Consider the expected static and dynamic loads that the bearing will need to support. It is important to select a plastic bearing with a load capacity that exceeds the anticipated loads to ensure reliable and long-lasting performance.

  • 3. Consider Speed Limitations:

Take into account the rotational speed or linear velocity of the application. Plastic bearings may have speed limitations due to factors such as heat generation, friction, or material properties. Ensure that the selected plastic bearing can operate within the desired speed range without experiencing excessive wear, heat buildup, or failure.

  • 4. Assess Environmental Factors:

Consider the environmental factors that the plastic bearing will be exposed to. Evaluate the presence of moisture, dirt, chemicals, or other contaminants in the application. This will help determine the required level of corrosion resistance, chemical compatibility, or sealing features needed in the plastic bearing to ensure optimal performance and longevity in the specific environment.

  • 5. Choose the Right Material:

Selecting the appropriate plastic material is crucial for the performance of the bearing. Different plastic materials have varying properties such as temperature resistance, chemical resistance, wear resistance, and load capacity. Consider the specific requirements of the application and choose a plastic material that aligns with those requirements. Some common plastic materials used for bearings include PTFE (polytetrafluoroethylene), PEEK (polyetheretherketone), PA (polyamide), and UHMWPE (ultra-high-molecular-weight polyethylene).

  • 6. Consulting with Manufacturers:

When in doubt, it is advisable to consult with bearing manufacturers or industry experts. They can provide valuable guidance based on their expertise and experience. Manufacturers can help in selecting the appropriate plastic bearing type, size, and material for the specific application. They can also provide technical datasheets, catalog information, and recommendations to ensure the best possible selection and sizing of plastic bearings.

In summary, selecting and sizing plastic bearings for specific applications involves identifying the application requirements, evaluating load capacity and speed limitations, assessing environmental factors, choosing the right material, and consulting with manufacturers or industry experts. By following these guidelines and considering the specific needs of the application, you can make an informed decision and select plastic bearings that will deliver optimal performance and reliability in your specific industrial or mechanical application.

plastic bearing

What is the impact of proper lubrication on the performance and lifespan of plastic bearings?

Proper lubrication plays a significant role in the performance and lifespan of plastic bearings. Here’s a detailed explanation of the impact of proper lubrication:

  • 1. Reduced Friction and Wear:

Proper lubrication helps reduce friction and wear in plastic bearings. Lubricants create a thin film of lubrication between the bearing surfaces, minimizing direct contact and friction. This reduces the heat generated during operation and prevents excessive wear on the bearing materials. By reducing friction and wear, proper lubrication contributes to improved performance, efficiency, and extended lifespan of plastic bearings.

  • 2. Heat Dissipation:

Lubrication helps dissipate heat generated during the operation of plastic bearings. The lubricant absorbs and carries away heat from the bearing surfaces, preventing overheating and potential damage. Proper heat dissipation through lubrication ensures that the bearing operates within its optimum temperature range, promoting reliable performance and preventing premature failure due to excessive heat buildup.

  • 3. Corrosion Protection:

Proper lubrication provides corrosion protection for plastic bearings. Lubricants form a protective barrier on the bearing surfaces, preventing moisture and contaminants from coming into direct contact with the bearing materials. This helps prevent corrosion and degradation of the bearing surfaces, ensuring their long-term functionality and extending the lifespan of the plastic bearings.

  • 4. Noise Reduction:

Adequate lubrication contributes to noise reduction in plastic bearings. The lubricant helps dampen vibrations and reduce the impact of metal-to-metal contact, resulting in quieter operation. By minimizing noise generation, proper lubrication enhances the overall user experience, reduces noise pollution, and contributes to a more comfortable working environment.

  • 5. Contaminant Exclusion:

Lubrication helps exclude contaminants from entering the bearing system. The lubricant forms a protective barrier that prevents dust, dirt, and other particles from reaching the bearing surfaces. This is particularly important for plastic bearings, as contaminants can cause abrasion, increase friction, and lead to premature wear. Proper lubrication ensures the integrity of the bearing system by keeping it clean and free from harmful particles.

  • 6. Maintenance and Reliability:

Proper lubrication is essential for the maintenance and reliability of plastic bearings. Regular lubrication maintenance helps monitor the condition of the bearings, identify potential issues, and take appropriate preventive measures. Additionally, lubrication intervals and quantities should be adhered to as recommended by the bearing manufacturer. Proper lubrication maintenance ensures the continuous and reliable operation of plastic bearings, minimizing downtime and costly repairs.

In summary, proper lubrication has a significant impact on the performance and lifespan of plastic bearings. It reduces friction and wear, dissipates heat, provides corrosion protection, reduces noise, excludes contaminants, and ensures maintenance and reliability. Following manufacturer guidelines and implementing a proper lubrication regimen is essential for optimizing the performance, efficiency, and longevity of plastic bearings.

plastic bearing

Can you describe the load-carrying capacity and load ratings of plastic bearings?

Load-carrying capacity and load ratings are important considerations when evaluating the performance of plastic bearings. Here’s a detailed description of load-carrying capacity and load ratings for plastic bearings:

  • Load-Carrying Capacity:

The load-carrying capacity of a bearing refers to its ability to support and distribute loads without excessive deformation or failure. It is a measure of the maximum load that a bearing can withstand under specific operating conditions. Plastic bearings typically have lower load-carrying capacities compared to traditional metal or steel bearings. This is because plastic materials generally have lower strength and stiffness properties compared to metals.

The load-carrying capacity of plastic bearings depends on various factors, including the material properties, design, and operating conditions. Plastic bearings are suitable for applications with moderate loads where the load requirements are within their capacity limits. It is important to consult the manufacturer’s specifications and guidelines to ensure that the chosen plastic bearing can handle the expected loads for a given application.

  • Load Ratings:

Load ratings provide a standardized measure of a bearing’s load-carrying capacity. They are typically provided by bearing manufacturers and help users select the appropriate bearing for their specific application. Load ratings consider factors such as bearing geometry, material properties, and operating conditions to determine the maximum allowable loads.

In the case of plastic bearings, load ratings are often specified as dynamic load ratings and static load ratings:

  • 1. Dynamic Load Rating:

The dynamic load rating indicates the maximum load that a bearing can sustain for a specified number of rotations or cycles while still maintaining acceptable performance and reliability. It takes into account factors such as the rolling elements’ fatigue life and the material’s ability to withstand cyclic stresses. The dynamic load rating is typically higher than the static load rating since bearings are designed to handle dynamic loads during operation.

  • 2. Static Load Rating:

The static load rating refers to the maximum load that a bearing can sustain without experiencing permanent deformation or failure while being stationary or subjected to a constant load. It is a measure of the bearing’s capacity to handle static or slowly changing loads. The static load rating is generally higher than the dynamic load rating since static loads do not induce the same level of stress and fatigue as dynamic loads.

It’s important to note that load ratings provided by manufacturers are based on standardized testing methods and assumptions about operating conditions. Actual load capacities in specific applications may vary depending on factors such as bearing size, temperature, speed, lubrication, and alignment. Therefore, it is crucial to consider the specific application requirements and consult the manufacturer’s guidelines to ensure that the selected plastic bearing is suitable for the anticipated loads.

China supplier CZPT Duble Row Olling Mill Bearing Hr30210j Roller Bearing Hr30213j for Plastic Machinery   drive shaft bearingChina supplier CZPT Duble Row Olling Mill Bearing Hr30210j Roller Bearing Hr30213j for Plastic Machinery   drive shaft bearing
editor by CX 2024-05-17