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China best Best Quality Drum Washing Machine and Dryer Parts Ribbed V-Belt 5pj1255 1255j5 Multi Wedge Belt axle barbell

Product Description

Best Quality Drum Washing Machine and Dryer Parts Ribbed V-Belt 5PJ1255 1255J5 Multi Wedge Belt

Multiple V-ribbed Belt is a circular rubber transmission belt with a flat belt as the base and a longitudinal 40 ° equidistant trapezoidal wedge arranged on the inner surface. Its working surface is the side of the wedge. In addition, the back of the multi wedge belt can also be transmitted, and an automatic tension adjuster can be used, making the transmission safer and more reliable.


1.Product Name  Ribbed belt / Poly v-belt / Multi wedge belt
2.Material  Rubber wedge, polyester tensile body, polyamide covering fabric
3.Function  Achieving power transmission under extremely high loads
4.Working Temperature  Temperature range from -30°C to +80°C
5.Application  Milling machines and lathes, textile machinery, spindle drives, paper machines, fan drives, washing machines, rotary dryers, sports equipment and DIY equipment, etc
6.Warranty  12 Months
7.Package  Packed in carton
8.Shipment  by sea,by air,by express
9.Our Advantage  1).Stable Product Quality
 2).Long Lifespan, Very Durable
 3).Competitive Price
 4).Sufficient Capacity Supply
 5).Rapidly Delivery
 6).Provide Sample Service
 7).Provide Logo Printing Service



(1).TENSION MEMBER: The treated polyester cord is a low stretch high strength tension member CZPT to withstand shock loads on drives with fixed centres.
(2).RUBBER RIBS: Long wearing, oil resistant, fibre-loaded neoprene rubber is used in the CZPT to provide support for the tension member and to transmit the loads to the pulley
(3).BACKING MATERIAL: Bias ply type fabric backing resists cracking and provides abrasion resistance.
(4).INSULATION MATERIAL: Oil and heat risistant rubber is used to CZPT the tension member to the rest of the belt.


-High transmission efficiency
-Low noise -Smooth transmission
-Compact structure
-Low vibration and fast heat dissipation
-High heat resistance, oil resistance,  wear resistance
-High elasticity
-High flexural flexibility and lateral tear resistance
-Long service life

Model & Application

-PH type: mainly used for medical equipment, electric tools, cutting machines, small conveyors, massage chairs, automated mechanical equipment
-PJ type: mainly used for small compressors, lathe machines, electric tools, washing machines, rotary drum dryers, treadmills, and logistics drum conveying
-PK type: mainly used for automotive engines and motorcycles
-PL type: mainly used for compressors, elevator door machines, and industrial washing machines
-PM type: mainly used in the paper industry and agricultural machinery

Type pb rb rt Rib
Thickness Angle 
of Rib
length range
PH 1.60 0.30 0.15 3~54 2.0~3.0 3mm 40° 300~1270
PJ 2.34 0.40 0.20 3~36 3.0~4.0 4mm 40° 330~3048
PK 3.56 0.50 0.25 3~23 4.0~6.0 4-6mm 40° 559~3048
PL 4.70 0.40 0.40 3~16 6.8~7.2 10mm 40° 1270~4064
PM 9.40 0.75 0.75 3~8 15.5~16.0 17mm 40° 2540~4064


    Our company specializes in producing rubber synchronous belts, PU synchronous belts, agricultural machinery belts, triangular belts, multi wedge belts, V-belts, open belts, and various transmission belt products that meet ISO national standards.     

    Company produces up to 8 million synchronous belts throughout the year, with highly competitive prices. The inventory of different models and specifications of transmission belts is sufficient to meet the needs of most customers, while supporting processing and customization.

    We have advanced production inspection equipment and a scientific quality management system, and our products are widely used in various industries such as food machinery, weaving machinery, CNC machine tools, printing and packaging machinery, automobile manufacturing, industrial machinery, and so on. CZPT has become a designated cooperative enterprise for many overseas companies

1) Q: I haven’t done business with you before, how can i trust your company? 
A: Our company are made-in-china golden supplier and passed Field certification by made-in-china. What’s more,we’ve got authority certificates for ISO9001.

2) Q: How is quality ensured?
A:  All our processes strictly adhere to ISO9001:2008 procedures, we have strict quality control from producing to delivery,100% inspection by professional testing centre. Small samples could be provided to you for testing.

3) Q: Can i get 1 or more samples?
A: Yes, sample orders welcomed. 

4) Q: Do you give any discounts?
A: Yes, we’ll surely try my best to help you get the best price and best service at the same time.

5) Q: How to Custom-made(OEM/ODM)?
A: Please send you product drawings or samples to us if you have, and we can custom-made as you requirements.We will also provide professional advices of the products to make the design to be maximize the performance. /* 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

Standard or Nonstandard: Standard
Application: Textile Machinery, Garment Machinery, Conveyer Equipment, Packaging Machinery, Electric Cars, Motorcycle, Food Machinery, Marine, Mining Equipment, Agricultural Machinery, Car
Feature: Flame-Retardant, Anti-Static, Oil-Resistant, Cold-Resistant, Corrosion-Resistant, Heat-Resistant, Alkali-Resistant, Skid-Resistance, Wear-Resistant, Acid-Resistant, High Temperature-Resistance
US$ 15/Piece
1 Piece(Min.Order)


Order Sample



Customized Request

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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.

v belt

What are the key differences between standard V-belts and cogged V-belts?

Standard V-belts and cogged V-belts are two variations of V-belts that differ in their design and performance characteristics. Here are the key differences between these two types of belts:

  1. Design:
  2. Standard V-belts have a smooth, continuous surface on the inside, which comes in contact with the pulleys. On the other hand, cogged V-belts have notches or cogs on the inside surface. These cogs allow the belt to flex more easily and improve its flexibility and bending capabilities.

  3. Flexibility:
  4. The presence of cogs in cogged V-belts makes them more flexible compared to standard V-belts. This increased flexibility allows cogged V-belts to bend and wrap around smaller pulleys more easily. It also reduces the bending stress and heat generation, resulting in improved performance and longer belt life.

  5. Heat Dissipation:
  6. Cogged V-belts have better heat dissipation properties compared to standard V-belts. The cogs create additional surface area, which improves airflow and heat dissipation during operation. This helps to reduce heat buildup and minimize the risk of belt slippage or premature wear due to excessive heat.

  7. Power Transmission Capacity:
  8. Standard V-belts and cogged V-belts have similar power transmission capacity for most applications. However, cogged V-belts may have a slightly reduced power capacity compared to standard V-belts due to the presence of cogs, which can reduce the contact area with the pulleys. As a result, cogged V-belts are typically used in applications that require moderate power transmission.

  9. Noise and Vibration:
  10. Cogged V-belts generally produce less noise and vibration compared to standard V-belts during operation. The presence of cogs helps to reduce the vibration and noise caused by belt slippage or engagement with the pulleys. This makes cogged V-belts suitable for applications where noise reduction is important, such as in HVAC systems or household appliances.

  11. Application Suitability:
  12. Standard V-belts are commonly used in a wide range of industrial applications for power transmission. They are suitable for applications with larger pulleys and higher power requirements. Cogged V-belts, on the other hand, are often preferred in applications that involve smaller pulleys, tighter spaces, or where improved flexibility and reduced noise are desired.

It’s important to consider the specific requirements of the application and consult the manufacturer’s recommendations when choosing between standard V-belts and cogged V-belts. Understanding the key differences between these two types of belts can help in selecting the most appropriate option for a particular power transmission application.

v belt

Are there any safety considerations when working with V-belts?

Working with V-belts involves certain safety considerations to ensure the well-being of personnel and the proper functioning of the belt drive system. Here are some important safety considerations when working with V-belts:

  1. Lockout/Tagout: Before performing any maintenance or adjustment on a belt drive system, it is crucial to follow proper lockout/tagout procedures. Lockout/tagout involves isolating the power source, de-energizing the equipment, and securing it with locks or tags to prevent unintentional startup or release of stored energy. This ensures the safety of personnel working on or near the V-belts.
  2. Personal Protective Equipment (PPE): When working with V-belts, appropriate personal protective equipment should be worn as per the specific tasks and potential hazards. This may include safety glasses, gloves, hearing protection, and protective clothing to safeguard against potential injury from flying debris, pinch points, or contact with rotating parts.
  3. Training and Familiarity: Ensure that personnel working with V-belts are adequately trained on safe work practices, including proper maintenance procedures, tensioning techniques, and the use of tools and equipment. Familiarity with the specific belt drive system and understanding the potential hazards associated with V-belts is essential for safe operation.
  4. Machine Guarding: Install appropriate machine guarding to prevent accidental contact with moving V-belts and exposed pulleys. Guards should be designed to prevent access to hazardous areas and comply with relevant safety regulations. Regularly inspect and maintain the guards to ensure their effectiveness.
  5. Tensioning and Adjustment: Follow proper procedures when tensioning or adjusting V-belts. Use the recommended tools and techniques specified by the manufacturer. Improper tensioning can lead to belt slippage, increased wear, and potential accidents. Avoid working near or reaching into the belt drive system while it is in operation.
  6. Proper Lifting and Handling: V-belts can be heavy and awkward to handle, especially in larger sizes. When lifting or handling V-belts, use proper lifting techniques and equipment to prevent strains or injuries. Avoid placing excessive stress on the belts during installation or removal.
  7. Maintaining Cleanliness: Keep the work area clean and free from debris, oil, or other contaminants that may affect traction or create slip hazards. Clean up any spills promptly and use appropriate cleaning methods to avoid slipping or tripping accidents.
  8. Manufacturer’s Guidelines: Adhere to the manufacturer’s guidelines, instructions, and specifications for the installation, tensioning, maintenance, and replacement of V-belts. Manufacturers provide valuable information on safe operating practices, recommended tension ranges, load capacities, and other relevant safety considerations specific to their V-belt products.

By following these safety considerations when working with V-belts, you can help mitigate potential hazards, reduce the risk of accidents, and ensure the safe and efficient operation of the belt drive system.

v belt

How do you measure and select the right size of V-belt for a specific application?

When selecting the right size of V-belt for a specific application, it is important to consider factors such as the pulley diameters, center distance between the pulleys, power requirements, and the desired operating speed. Here is a step-by-step guide on how to measure and select the appropriate V-belt size:

  1. Identify the pulley diameters: Measure the diameter of both the driving and driven pulleys. Make sure to measure the diameter at the highest point of the pulley groove where the belt rides.
  2. Determine the center distance: Measure the distance between the center points of the driving and driven pulleys. This is the center distance and it plays a crucial role in determining the appropriate V-belt length.
  3. Calculate the pitch diameter: The pitch diameter is the effective diameter where the belt contacts the pulley. It can be calculated using the following formula: Pitch Diameter = (Driving Pulley Diameter + Driven Pulley Diameter) / 2.
  4. Consider the power requirements: Determine the amount of power that needs to be transmitted by the V-belt. This can be in the form of horsepower (HP) or kilowatts (kW). Refer to the manufacturer’s guidelines or engineering specifications to ensure the selected V-belt can handle the required power.
  5. Choose the appropriate V-belt type: Based on the calculated pitch diameter, center distance, and power requirements, select the type of V-belt that is suitable for the specific application. Consider factors such as load capacity, speed capability, and environmental conditions.
  6. Refer to V-belt manufacturer’s catalogs: Consult the manufacturer’s catalogs or online resources to find the available V-belt sizes and corresponding part numbers. Cross-reference the calculated parameters with the provided charts or tables to identify the appropriate V-belt size.
  7. Verify the selection: Double-check the selected V-belt size against the calculated parameters to ensure accuracy. If possible, consult with a technical expert or the manufacturer’s support team to validate the selection.

It is important to note that V-belt sizes are standardized and typically follow specific designations, such as the Classical V-belt designation (e.g., A, B, C, D) or the metric designation (e.g., SPZ, SPA, SPB, SPC). These designations indicate different belt widths and lengths.

In summary, measuring and selecting the right size of V-belt for a specific application involves identifying the pulley diameters, determining the center distance, calculating the pitch diameter, considering the power requirements, choosing the appropriate V-belt type, referring to manufacturer’s catalogs, and verifying the selection. Following these steps will help ensure the proper functioning and longevity of the V-belt in the intended application.

China best Best Quality Drum Washing Machine and Dryer Parts Ribbed V-Belt 5pj1255 1255j5 Multi Wedge Belt   axle barbellChina best Best Quality Drum Washing Machine and Dryer Parts Ribbed V-Belt 5pj1255 1255j5 Multi Wedge Belt   axle barbell
editor by CX 2024-03-12