China supplier Micro Rib Poly V Ribbed Pl3700 Replacement Belt 4/5/6/7/8/10/12 CZPT Multi Wedge Belt axle alignment cost

Product Description

Micro Rib Poly V Ribbed PL3700 Replacement Belt 4/5/6/7/8/10/12 CZPT 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

Can V-belts be used in environments with high temperatures or humidity?

V-belts can be used in environments with high temperatures or humidity, but it is important to consider the specific conditions and choose the appropriate belt material and design to ensure reliable and long-lasting performance. Here are some considerations regarding the use of V-belts in such environments:

  1. Temperature Resistance:
  2. V-belts are available in different materials that offer varying levels of temperature resistance. Standard V-belts made from materials like rubber or neoprene can typically withstand temperatures within a range of -30°C to 80°C (-22°F to 176°F). However, for applications with higher temperatures, specialized high-temperature belts made from materials like silicone or EPDM (ethylene propylene diene monomer) can be used, which can withstand temperatures up to 150°C (302°F) or even higher.

  3. Heat Dissipation:
  4. In high-temperature environments, heat dissipation becomes crucial to prevent belt degradation. Adequate ventilation and cooling measures should be in place to dissipate heat generated during belt operation. This can help maintain the integrity of the belt material and prevent premature wear or failure.

  5. Humidity and Moisture:
  6. V-belts can generally tolerate moderate levels of humidity and moisture. However, in environments with high humidity or exposure to water, it is important to select belts with moisture-resistant properties. Some V-belts come with special coatings or treatments that enhance their resistance to moisture, preventing swelling, deterioration, or loss of strength.

  7. Chemical Resistance:
  8. In certain high-temperature or high-humidity environments, there might be exposure to chemicals or contaminants. It is crucial to choose V-belt materials that are resistant to the specific chemicals present in the environment. Chemical-resistant belts, such as those made from materials like polyurethane or fluorocarbon elastomers, can withstand the effects of chemicals and maintain their performance.

  9. Regular Inspections and Maintenance:
  10. In any environment, but especially in high-temperature or high-humidity conditions, regular inspections and maintenance are essential. Periodic checks for signs of wear, cracking, glazing, or other forms of belt deterioration should be conducted. Prompt replacement of worn-out or damaged belts will help prevent unexpected failures and minimize downtime.

By considering these factors and selecting V-belts specifically designed for high-temperature or high-humidity environments, you can ensure proper performance, longevity, and reliability in such operating conditions.

v belt

Can V-belts be used in high-speed or heavy-duty applications?

V-belts are versatile power transmission belts that can be used in a wide range of applications, including high-speed and heavy-duty applications, depending on the specific design, construction, and material of the V-belt. Here’s a detailed explanation:

High-speed applications:

V-belts are capable of transmitting power efficiently at various speeds. However, the speed limitations of V-belts depend on factors such as the belt’s design, material, and construction. Traditional V-belts, also known as classical V-belts, are generally suitable for moderate to high-speed applications but may have limitations at extremely high speeds due to centrifugal forces and heat generation.

For high-speed applications, specialized V-belt designs, such as high-speed V-belts or narrow V-belts, are available. These belts are designed to reduce heat buildup and minimize the effects of centrifugal forces, allowing them to operate effectively at higher speeds. It is important to consult the manufacturer’s specifications and recommendations to select the appropriate V-belt for high-speed applications.

Heavy-duty applications:

V-belts can also be used in heavy-duty applications that require the transmission of high torque or power. Heavy-duty V-belts, also known as industrial or agricultural V-belts, are specifically designed to handle heavy loads and provide reliable power transmission in demanding conditions.

Heavy-duty V-belts are constructed using reinforced materials, such as strong fabric layers or aramid cords, to enhance strength and durability. These belts are designed to resist stretching, withstand high loads, and operate in environments with high temperatures, humidity, or exposure to chemicals.

In addition to heavy-duty V-belts, there are other belt options available for heavy-duty applications, such as cogged V-belts and synchronous belts. These belts feature specialized designs and toothed profiles that offer increased power transmission capabilities, improved grip, and enhanced resistance to slip.

When considering the use of V-belts in high-speed or heavy-duty applications, it is crucial to consult the manufacturer’s specifications, guidelines, and application recommendations. The manufacturer can provide information on the suitable V-belt types, sizes, and materials that can withstand the specific demands of the application.

Overall, V-belts can be used effectively in high-speed and heavy-duty applications, provided the appropriate type, design, and construction are selected based on the application requirements and manufacturer’s recommendations.

v belt

What are the advantages of using V-belts in power transmission systems?

V-belts offer several advantages when used in power transmission systems:

  1. High friction: The V-shaped cross-section of the belt increases the contact area with the pulleys, resulting in high frictional forces. This allows for effective power transmission even in applications with high torque or heavy loads.
  2. Belt wedging: When the V-belt is tensioned, it wedges itself deeper into the pulley grooves, enhancing the friction and preventing slippage between the belt and the pulleys. This feature is especially useful in applications where the driven pulley needs to rotate at a different speed than the driving pulley.
  3. Quiet operation: V-belts generally operate with less noise compared to other types of belts, such as flat belts. The V-shaped design helps to reduce vibrations and noise levels during power transmission.
  4. Simple installation: V-belts are relatively easy to install and replace. They can be quickly mounted on the pulleys without requiring extensive alignment procedures.
  5. Cost-effective: V-belts are typically more affordable compared to other power transmission methods, such as gear systems or synchronous belts. This makes them a cost-effective choice for many applications.
  6. Flexibility: V-belts can accommodate misalignments and slight variations in pulley diameters. They can also operate in a wide range of temperature and humidity conditions, making them versatile for different environments.
  7. Energy efficiency: V-belts have relatively low energy losses during power transmission, resulting in efficient energy transfer between the driving and driven pulleys.

It’s important to note that while V-belts offer numerous advantages, they also have limitations. They are not suitable for applications that require precise speed control or when high-speed ratios are needed. In such cases, other power transmission methods may be more appropriate.

In conclusion, the advantages of using V-belts in power transmission systems include high friction, belt wedging, quiet operation, simple installation, cost-effectiveness, flexibility, and energy efficiency.

China supplier Micro Rib Poly V Ribbed Pl3700 Replacement Belt 4/5/6/7/8/10/12 CZPT Multi Wedge Belt   axle alignment costChina supplier Micro Rib Poly V Ribbed Pl3700 Replacement Belt 4/5/6/7/8/10/12 CZPT Multi Wedge Belt   axle alignment cost
editor by CX 2024-03-10






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