China factory Sunmu Industry 400mm Sidewall Height V Guide Rubber Conveyor Belt China Cleated Rubber Conveyor Belts Used for Quarry Conveying Equipment Rubber Belt Conveyor a cv axle

Product Description

SUNMU INDUSTRY 400mm Sidewall Height V Xihu (West Lake) Dis. Rubber Conveyor Belt China Cleated Rubber Conveyor Belts Used For Quarry Conveying Equipment Rubber Belt Conveyor

Product Description

What is an EP conveyor belt?
EP conveyor belt is a rubber conveyor belt with an EP fabric layer as the carcass. it is mainly a belt core for cold-resistant, oil-resistant, heat-resistant, high-temperature-resistant, and chemical-resistant conveyor belts. it can be applied to different regions, different hot and cold conditions, and different conditions for conveying bulk materials such as various grains, chemical products, etc. Ordinary conveyor belts are widely used in building materials, the chemical industry, coal, electric power, metallurgy, and other departments. Cement and other bulk materials or items.

EP conveyor belt strength selection
EP conveyor belt has various tensions such as ep100, ep150, ep200, ep250, ep300, ep350.ep400, ep500. EP conveyor belt is a high-quality product that replaces the nn conveyor belt and the ordinary cotton conveyor belt. lt combines all the advantages of the ordinary cotton conveyor belt and the nylon conveyor belt. EP conveyor belt has a long service life, high wear resistance, and strong tear resistance. 

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– Suitable for heavy-duty operations due to polyester/polyamide(EP) fabric structure design

– Low elongation with high reliability and durability.

– High adhesion between plies and between cover and ply.

– Advanced production technologies and facilities ensure ep conveyor belting extended service life

– Available width from 300mm to 2500mm, depending on rubber conveyor belt thickness and length.

– Different cover quality enables EP conveyor belts to transport materials that are -40ºC to 300ºC, combustible, oily, and cold.


– EP rubber conveyor belt consists of a top rubber cover, carcass, and bottom rubber cover.

– Conveyor belt carcass consists of fabric and skim
rubber,provideEP100, EP125, EP150, EP200, EP250, and other strength conveyor belt fabrics,

– Carcass thickness and fabric layers are customized according to conveyor belt requirements.


– SUNMU INDUSTRY conveyor belts will be tested for tensile strength, abrasion resistance, and adhesion before leaving the factory to determine whether the conveyor belt meets customer requirements.


– SUNMU INDUSTRY will provide packaging advice based on the type of conveyor belt you ordered.SUNMU INDUSTRYconveyor belt provides 3 packaging methods: round roll, glasses roll & oval roll.

– Conveyor belt outsourcing pp tarpaulin, color can be customized, and also provide pallet (wood/metal) and iron frame options.


Product Parameters

DIN-Y — 1000mm — EP400/3 — 4+2 —- 9mm —-300m —- Moulded edge

DIN-Y: Cover rubber grade
1000mm: Belt width
EP400/3: Tensile strength
4+2: Top+Bottom thickness
9mm: Belt thickness
300m: Belt length
Moulded edge: Belt edge type


Cover Rubber Grade 8MPA, 10MPA, 12MPA, 15MPA18MPA, 20MPA, 24MPA, 26MPA DIN-X, Y, WRMA-1, RMA-2N17,M24
Belt Width(Mm) 500,600.650,700,800,1000,12001400,1500,1800,2000,2200,2500 18″,20″,24″,30″,36″,40″,42″48″,
Tensile Strength EP315/3,EP400/3,EP500/3,EP600/3EP400/4,EP500/4,
330PIW, 440PIW
Top+Bottom Thickness 3+1.5,4+2,4+1.5,4+3,5+1.5, 3/16″+1/16″,1/4″+1/16″
Belt Thickness 3mm,4mm,5mm,6mm,7mm,8mm,9mm,10mm,12mm,15mm,20mm,25mm
Belt Length 10m,20m,50m,100m,200m,250m,300m,500m
Belt Edge Type Moulded(Sealed) Edge Or Cut Edge

Detailed Photos

Company Profile




1. Avoid the idler being covered by the material, causing the rotation to be ineffective, prevent the leakage of the material from being stuck between the roller and conveyor belt, and pay attention to the lubrication of the moving part of the conveyor belt, but do not contaminate the rubber conveyor belt;

2. Prevent rubber conveyor belt load from starting;

3. If the rubber conveyor belt deviates, measures should be taken to correct it in time;

4. When the rubber conveyor belt is found to be damaged locally, repair materials in time to avoid expansion;
5. Prevent the rubber conveyor belt from being blocked by the frame, pillars, or block materials, and prevent it from being broken and torn.


1. Local wear (skin damage)
Fabric-core rubber conveyor belts and steel-core rubber conveyor belts are prone to such damage. The main reason is that the transfer place, the material CZPT trough, the failed idler, and other parts are easily stuck with large material blocks. Once the rubber conveyor belt is running, it will definitely cause excessive wear of the rubber conveyor belt.

2. Partial fragmentation (penetrating injury)
Fabric core rubber conveyor belts and steel core rubber conveyor belts have such damage. When the rubber conveyor belt is transporting materials, there are often larger stones and sharp material blocks mixed in. These material blocks break through the rubber conveyor belt with a large impact force at the transition because of insufficient buffering, forming holes. lf the material is mixed with sharp objects, such as iron crowbars, it is very easy to scratch the rubber conveyor belt, resulting in large-area tearing of the rubber conveyor belt.

3. Damage to the glued part
The adhesive part of the rubber conveyor belt is formed by re-lap vulcanization when the tape is installed. If the joints are not handled properly, it is easy to cause premature wear of the joints, peeling, and other phenomena. If it is not dealt with in time, the damage and deterioration of the joint part will be faster, and the belt breakage accident will easily occur.

4. Longitudinal crack of steel wire rubber conveyor beltSome steel-core rubber conveyor belts often have longitudinal penetrating scratches, which can be as long as tens of meters or even hundreds of meters. Such damages are generally called longitudinal cracks. Most of the reasons are that the sharp object is stuck in some places, such as the scraper cleaner, and the operator does not clean it up in time. After the belt runs, the rubber conveyor belt is scratched and torn over a long distance.


During the use of conveyor belts, there are also many forms of damage, such as edge delamination, festering, defects, and cracks; long-distance longitudinal tears, and deep scratches. noles, large areas of wear, covering rubber drums or peeling, joints internal defects, etc. Among them, the longitudinal tear is the most urgent, the edge damage is the most common inherent defects of the joint are unavoidable, and the service life after repair is the most concerned.
The commonly used repair methods for conveyor belts mainly include the following three

1. Hot repair methods: Usually, special repairers, vulcanizers, and hot vulcanization materials suitable for conveyor belts are used to repair the damaged parts of the conveyor belt with equal strength “no trace”. This kind of repair can completely eliminate the damage to the conveyor belt and restore it to its original state. lt is suitable for more important, long-distance, high-speed, and large-volume transportation systems. Completing this type of maintenance requires specialized equipment and professionals. The hot repair method is the most reliable and ideal method for the maintenance of rubber conveyor belts.

2. Cold repair method: Usually, special cold adhesives, repair films, and special tools for conveyor belts must be used to fill in the damaged parts of the conveyor belt to achieve the purpose of continuous operation. Obviously, this infill repair is a stopgap measure. Therefore, its main purpose is: when the conveyor belt is damaged, timely cold repair can prevent the damaged part of the conveyor belt from continuing to expand and extend, so as to effectively protect the core of the conveyor belt from damage, so as to wait and obtain Time and opportunity for repairs.

3. Mechanical repair method: Usually, clips, nails, connecting plates and screws or metal cords, and special appliances made of metal materials are used to fix or connect the damaged parts of the conveyor belt to achieve the purpose of maintaining operation. Even in many times and on many occasions today, this seemingly simple, rough, and even ugly treatment method can play an emergency function and achieve twice the result with half the


Abrasion-resistant rubber conveyor belts are a widely used conveying device in various industrial settings. its properties such as wear resistance, high-temperature resistance, and tensile strength play an important role in industrial production.

First of all, the wear-resistant rubber conveyor belt has excellent wear resistance, and its surface cover is made of special materials with excellent wear resistance. In industrial production, it is often necessary to transport large quantities of hard materials such as ore, coal, sand, and gravel, and these materials are very CZPT to the conveyor belt. If ordinary conveyor belts are used, they will wear out quickly and need to be replaced frequently, whereas with wear-resistant rubber conveyor belts, the service life can be significantly extended and production costs reduced.

Secondly, wear-resistant rubber conveyor belts also have good resistance to high temperatures. In industrial production, many materials need to be transported at high temperatures. Ordinary conveyor belts cannot withstand the corrosion and thermal expansion of high-temperature environments and are prone to aging and cracking. Wear-resistant rubber conveyor belts are made of special materials that can withstand high temperatures and maintain good performance to ensure a smooth conveying process

In addition, the tensile strength of wear-resistant rubber conveyor belts is also very good. industrial production, conveyor belts need to withstand huge tensile forces, and if the tensile strength is not sufficient, the belt is prone to breakage and breakage, affecting productivity. The high strength of wear-resistant rubber conveyor belts, on the other hand, enables them to withstand large amounts of tensile force, ensuring the safety and reliability of the conveying process.

To sum up, wear-resistant rubber conveyor belts have important applications in industrial production. its excellent wear resistance, high-temperature resistance, and tensile strength can effectively improve production efficiency and reduce production costs, bringing many benefits to industrial production.

Type: EP350
Material: Steel
Inside Material: Cotton
Feature: Oil-Resistant, Acid And Alkali Resistant, Tear-Resistant, Heat-Resistant, Cold-Resistant, Wear-Resistant
Tensile Strength: Common
Product Name: Rubber Conveyor Belt
US$ 10/Meter
1 Meter(Min.Order)

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v belt

Are there any alternatives to V-belts for power transmission applications?

Yes, there are several alternatives to V-belts for power transmission applications. These alternatives offer different advantages and may be suitable for specific requirements. Here are some commonly used alternatives:

  1. Synchronous Belts:
  2. Synchronous belts, also known as timing belts, are toothed belts that provide precise and synchronous power transmission. They have teeth on the inner side that mesh with corresponding grooves on the pulleys, eliminating slippage and ensuring accurate power transfer. Synchronous belts are commonly used in applications that require precise positioning, high torque transmission, or low maintenance.

  3. Flat Belts:
  4. Flat belts are thin, flexible belts that transmit power by friction between the belt and the pulleys. They offer a simple and cost-effective solution for power transmission. Flat belts are available in various materials, such as rubber, leather, or fabric-reinforced synthetic materials. They are suitable for applications with moderate power requirements and can be used in both light-duty and heavy-duty applications.

  5. V-Ribbed Belts:
  6. V-ribbed belts, also known as multi-rib belts or serpentine belts, are similar to V-belts but have a different cross-sectional shape. They have a flat or shallow V-shaped profile with ribs on the inner side, which engage with corresponding grooves on the pulleys. V-ribbed belts offer higher power transmission capacity and reduced slip compared to standard V-belts. They are commonly used in automotive applications, such as engine accessory drives.

  7. Chain Drives:
  8. Chain drives use a series of interconnected links to transmit power. They are known for their high strength, durability, and ability to handle heavy loads. Chain drives are commonly used in applications that require high torque transmission, such as industrial machinery, motorcycles, or bicycles. However, chain drives require periodic lubrication and maintenance to ensure proper operation.

  9. Gear Drives:
  10. Gear drives utilize interlocking gears to transmit power. They offer high efficiency, precise power transmission, and the ability to transmit large amounts of torque. Gear drives are commonly used in applications that require high precision, such as robotics, machine tools, or automotive transmissions. However, they can be more complex and expensive compared to belt drives.

  11. Direct Coupling:
  12. In some cases, power transmission applications may utilize direct coupling, where the motor shaft is directly connected to the driven equipment without the use of belts or other intermediate components. Direct coupling offers high efficiency, compactness, and eliminates the need for belt maintenance. It is commonly used in applications with high torque requirements or where precise alignment is critical.

The choice of the alternative to V-belts depends on various factors, including the specific power transmission requirements, space limitations, cost considerations, maintenance needs, and the desired level of precision. It is important to evaluate these factors and consult with experts to select the most suitable alternative for a particular application.

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

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 factory Sunmu Industry 400mm Sidewall Height V Guide Rubber Conveyor Belt China Cleated Rubber Conveyor Belts Used for Quarry Conveying Equipment Rubber Belt Conveyor   a cv axleChina factory Sunmu Industry 400mm Sidewall Height V Guide Rubber Conveyor Belt China Cleated Rubber Conveyor Belts Used for Quarry Conveying Equipment Rubber Belt Conveyor   a cv axle
editor by CX 2023-12-06

Tags: belt | V-belt