China Standard Manufacturers of Pulleys for Conveyor Systems Are of Good Quality double pulley

Product Description

Product Description


XinRiSheng Carrier conveyor rollers are used to support and shape the conveyor belt. Conveyor carrier rollers can be fitted to the load side of the belt in: trough, tracking and transition frames, or fitted to the return side of the belt.

Diameter Φ89, Φ102, Φφ108, Φ114, Φ127, Φ133, Φ139, Φ152, Φ159, Φ165,  Φ194
Length 145mm-2800mm
Shaft A3 and 45# steel
Shell Q235(GB), Q345(GB), welded with DIN2394 standed
Bearing 6204/6205/6305/6206/6306/6307/6308/6309/6310
Working Life More than 30000hours
Advantages Low resistance, waterproof, dustproof  etc.

XinRiSheng Brand Conveyor Roller IDLERS features:
1. XinRiSheng in desiging conveyor rollers combines the requirements of high quality and labyrinth seal.
2.Roller Shell : consist of a selection steel tube,machined at either to strict tolerance.
3.Bearing house : Formed from strip deep pressed and calibrated to ISO M7.this tolerance allowing a perfect match between the bearing and the relevant parts on the sealing.
4. The roller shell and the 2 bearing housings are welded together in an way that forms a monolithic structure of exceptional strength. This method guarantees the maximum precision and the minimum out of balance forces in the rollers.
5. Seal : XinRiSheng Triple Labyrinth Seal design is grease filled and offers an additional level of protection from contaminants impacting the bearing CEMA C, D and E Idlers have sealed for life ball bearings.
6.Wide range of working temperatures from 0º C to 100º C.
7.Final Testing: Dimension,surface, Radial circular runout,Rotational resistance,Axial load,Water immersion seal,Axial displacement,Drop test.

XinRiSheng Brand Conveyor Rollers Production Process:
XinRiSheng Brand Conveyor Roller Advantage:

  1. Triple Labyrinth Seal
  2. Sealed for life ball bearings
  3. Extremely low rolling resistance
  4. CEMA C & D standard product line
  5. Idler end welding
  6. Solid steel shaft
  7. gauge steel shell/cover

Impact Roller Idlers:
Impact rollers are used as carrying rollers instead of normal steel rollers at a loading point. On steel roller there are rubber rings assembled, side by side, to absorb the weight and impact of material falling CHINAMFG the belt. At the same time impact rollers reduce the shock and vibration through the steel structure.

Specification of Impact Conveyor Roller Idlers:

Diameter(mm) Shaft Diameter Bearing Part No. Min Bearing Dynamic
Loading Pating(N)
127mm 25mm 6205 14000N
133mm 25mm 6205 14000N
152mm 25mm 6205 14000N
159mm 25mm 6205 14000N
127mm 25mm 6305 22500N
133mm 25mm 6305 22500
152mm 25mm 6305 22500N
159mm 25mm 6305 22500N
152mm 30mm 6306 28100N
178mm 30mm 6306 28100N
178mm 35mm 6307 33200N
203mm 35mm 6307 33200N
178mm 40mm 6308 41000N
203mm 40mm 6308 41000N
203mm 45mm 6309 52700N
203mm 50mm 6310 61800N
250mm 60mm 6312 81900N

Steel Spiral Return Roller Idler
The steel spiral return idler are used as support for the return side of belt. Used where sticky, corrosive, or CHINAMFG materials are present. Not only cleans itself, but keeps the belt cleans and double spiral configuration minimizes belt training problems such as misalignment.

Specification of steel spiral roller idler:

Diameter Length Bearing Model Shaft Diameter
89mm 950mm 6204 20mm
108mm 950mm 6205 25mm
108mm 1150mm 6205 25mm
108mm 1400mm 6205 25mm
108mm 1600mm 6205 25mm
133mm 950mm 6305 25mm
133mm 1150mm 6305 25mm
133mm 1400mm 6305 25mm
133mm 1600mm 6305 25mm
159mm 1150mm 6306 30mm
159mm 1400mm 6306 30mm
159mm 1600mm 6306 30mm

Rubber Disc Return Roller Idler
Disc Return Rollers are used where the material has the potential to collect on the surface of the rollers which could ultimately lead to premature failure. The Ring minimises material build up on the roller shell. To maximise longevity, routine cleaning should still be observed. Rings come in rubber as standard.

Tube(mm) Ring Size(mm)
63.5mm 89mm,108mm,133mm,150mm,180mm,210mm,250mm
76.1mm 108mm,133mm,159mm
88.9mm 133mm,150mm,159mm,180mm,270mm,330mm
108mm 159mm,180mm,195mm,219mm

HDPE roller for mining and aggressive applications.
HDPE contains carbon black increasing ultra violet resistance. Steel and HDPE tube combination provides significantly reduced weight. The bearing housing effectively locks the HDPE tube in position preventing movement along the steel tube.

Diameter(mm) Shell Wall(mm) Nominal Shaft Diameter(mm) Bearing Part No. Min Bearing Dynamic Load Rating(N)
127mm 3.5+6.5 20mm 6204 12700N
127mm 3.5+6.5 25mm 6205 14000N
152mm 4+6.5 25mm 6205 22500N
159mm 4+10 25mm 6205 22500N
127mm 3.5+6.5 25mm 6305 22500N
133mm 3.5+9.5 25mm 6305 22500N
152mm 4+6.5 25mm 6305 22500N
159mm 4+10 25mm 6305 22500N
127mm 3.5+6.5 30mm 6306 28100N
133mm 3.5+9.5 30mm 6306 28100N
152mm 4+6.5 30mm 6306 28100N
159mm 4+10 30mm 6306 28100N
178mm 4+6.5 30mm 6306 28100N
152mm 6+6.5 35mm 6307 33200N
159mm 6+10 35mm 6307 33200N
178mm 6+6.5 35mm 6307 33200N
152mm 6+6.5 40mm 6308 41000N
159mm 6+10 40mm 6308 41000N
178mm 6+6.5 40mm 6308 41000N
193mm 6+7.5 40mm 6308 41000N
219mm 6+13 40mm 6308 41000N
178mm 6+6.5 45mm 6309 52700N
193mm 6+7.5 45mm 6309 52700N
193mm 6+7.5 45mm 6309 52700N
193mm 6+7.5 50mm 6310 61800N

Self Aligning Training Roller Idelers:
The Friction self aligning conveyor roller is used to adjust the belt deviation. Friction friction self-adjusting conveyor roller has great ability to protect conveyor belt from damage and running offline.

Friction self -aligning conveyor rollers specifications:

Diameter(mm) 89.7-193.7mm
Length(mm) 500-1400(Total Length:674-1630)
Shell Thickness(mm) 3.2-4.5

Nylon Rollers and Idlers:
The Nylon Roller Idler is light in weight and easy to install in the air. The nylon wheel has been widely used as a tower crane accessory in various lifting equipment, and gradually replaces the normal metal pulley with its great advantages. 

Shell Diameter Shaft Diameter  Bearing Series Material
89mm 17mm/20mm 6204 Cast Nylon PA6,PA66
102mm 20mm/25mm 6204/6205 Cast Nylon PA6,PA66
108mm 20mm/25mm 6204/6205 Cast Nylon PA6,PA66
114mm 20mm/25mm 6204/6205 Cast Nylon PA6,PA66
127mm 20mm/25mm.30mm 6204/6571/6206 Cast Nylon PA6,PA66
133mm 20mm/25mm/30mm 6204/6571/6206 Cast Nylon PA6,PA66
140mm 20mm/25mm/30mm 6205/6305/6206 Cast Nylon PA6,PA66
152mm 25mm/30mm/35mm 6305/6206/6306/6207 Cast Nylon PA6,PA66
159mm 30mm/35mm/40mm 6306/6207/6308 Cast Nylon PA6,PA66
165mm 35mm/40mm/45mm 6206/6306/6207/6308 Cast Nylon PA6,PA66

All kinds  of rollers, idlers, pulleys, rubber belts,belt conveyors can be provided:

Detailed Photos


Why Choose XinRiSheng Brand Conveyor Rollers:
XinRiSheng conveyor rollers are built to last and designed for medium to extreme heavy duty requirements for various industries. Applications include: steel proecess,quarrying,cement,coal,chemical plant and recycling industries. All rollers are suitable for continuous operation in the most extreme weather conditions and hostile environments. XinRiSheng Conveyor Rollers are designed for endurance and components originate from quality sources. Balancing determines a roller’s life, which is ensured by using concentric pipes, precision end-caps and double-bored spindles and Triple Labyrinth Seal. Rolling resistance determines the power requirements for a conveyor, which is why XinRiSheng conveyor rollers are lubricated for life and double sealed to resist dust permeation.

Company Profile

Material: Steel
Application: Chemical Industry, Grain Transportation, Mining Transport, Power Plant, Coal,Cement,Steel,Quarry Site, Port, Bulk Material
Structure: Ordinary Roller
US$ 12/Piece
1 Piece(Min.Order)


Order Sample

red black,89mm,


Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

grooved pulley

How do grooved pulleys impact the overall efficiency of machinery and equipment?

Grooved pulleys play a crucial role in enhancing the overall efficiency of machinery and equipment in various industries. Their impact can be attributed to several key factors:

1. Efficient Power Transmission:

– Grooved pulleys, when paired with compatible belts, enable efficient power transmission from the driving source (such as an electric motor or engine) to the driven component. The grooves on the pulley ensure proper engagement with the belt, minimizing slippage and maximizing power transfer. This efficient power transmission reduces energy losses and improves the overall efficiency of the machinery or equipment.

2. Reduced Friction and Wear:

– The grooves on the pulley create a positive engagement with the belt, distributing the load evenly and reducing friction between the belt and the pulley. This reduces wear and tear on the belt and the pulley surfaces, leading to extended service life and improved efficiency by minimizing energy losses due to friction.

3. Enhanced Belt Traction:

– The grooves on the pulley provide increased belt traction. This is particularly important in applications where high torque or heavy loads are involved. The enhanced belt traction ensures that the belt maintains a firm grip on the pulley, preventing slipping and ensuring reliable power transmission. This results in improved efficiency and performance of the machinery or equipment.

4. Precise Speed Control:

– Grooved pulleys, when used in conjunction with compatible belts and variable speed drives, enable precise speed control of driven components. By changing the position of the belt on the pulley or adjusting the pulley size, the speed ratio can be modified, allowing for fine-tuning of the machinery or equipment’s operation. This precise speed control contributes to overall efficiency, as it facilitates optimal performance and prevents unnecessary energy consumption.

5. Versatility and Adaptability:

– Grooved pulleys offer versatility and adaptability in various applications. They can accommodate different types of belts, such as V-belts, flat belts, timing belts, or poly-V belts, allowing for flexibility in design and application. This versatility enables the use of grooved pulleys in a wide range of machinery and equipment, contributing to overall efficiency by providing suitable power transmission solutions for diverse industrial needs.

6. Maintenance and Reliability:

– Grooved pulleys are generally low-maintenance components. Once properly installed and aligned, they require minimal attention. This reduces downtime and maintenance costs associated with machinery or equipment. Additionally, grooved pulleys are known for their durability and reliability, ensuring consistent performance over extended periods. Reliable operation and reduced maintenance contribute to improved efficiency by minimizing disruptions and optimizing productivity.

By incorporating grooved pulleys into machinery and equipment, manufacturers and designers can achieve improved power transmission, reduced energy losses, enhanced traction, precise speed control, and overall operational efficiency. These factors collectively contribute to increased productivity, reduced operating costs, and improved performance in a wide range of industrial applications.

grooved pulley

How are grooved pulleys customized for specific machinery and equipment?

Grooved pulleys can be customized to meet the specific requirements of different machinery and equipment. Here’s a detailed explanation of the customization process for grooved pulleys:

1. Design Considerations:

The customization process begins with understanding the specific needs of the machinery or equipment where the grooved pulley will be installed. Factors such as power transmission requirements, belt type, speed, load, and space limitations are taken into consideration. Design engineers work closely with the equipment manufacturer or end-user to gather all the necessary information and specifications.

2. Groove Shape and Size:

Based on the design considerations, the appropriate groove shape and size are selected. Grooved pulleys typically have V-shaped grooves, but the angle and dimensions of the grooves can vary. The groove shape and size should match the corresponding belt type and ensure optimal belt grip, alignment, and load distribution. The depth and width of the grooves are determined based on the belt dimensions and the desired power transmission capabilities.

3. Material Selection:

The choice of material for the grooved pulley depends on factors such as the operating environment, load requirements, and durability expectations. Common materials used for grooved pulleys include steel, cast iron, aluminum, and various types of plastics. The material selection ensures that the pulley can withstand the forces and stresses encountered during operation and provides the necessary strength and longevity.

4. Machining or Casting:

Once the design and material selection are finalized, the grooved pulley is manufactured through machining or casting processes. Machining involves using lathes, milling machines, or CNC equipment to shape the pulley from a solid block or bar of the chosen material. Casting, on the other hand, involves creating a mold of the pulley shape and pouring molten metal into the mold to form the pulley.

5. Groove Machining:

The grooves are machined into the pulley surface using specialized cutting tools or CNC machining. The groove dimensions and shape are precisely created to match the specifications determined earlier in the design phase. The groove machining process ensures that the pulley provides the desired belt traction, alignment, and load distribution characteristics for the specific application.

6. Surface Treatment:

Depending on the application requirements, the grooved pulley may undergo surface treatments to enhance its performance. Surface treatments can include coatings, such as plating or painting, to provide corrosion resistance or improve friction characteristics. These treatments help protect the pulley from environmental factors and optimize its interaction with the belt.

7. Quality Control:

Before the grooved pulley is ready for installation, it undergoes rigorous quality control measures. This includes dimensional inspections to ensure that the groove dimensions and overall pulley specifications meet the required tolerances. The pulley may also be subjected to load testing or dynamic balancing to verify its performance under operating conditions.

8. Installation and Integration:

Once the customized grooved pulley passes quality control, it is installed in the specific machinery or equipment for which it was designed. Proper installation techniques are followed to ensure correct alignment, tensioning, and belt tracking. The grooved pulley is integrated into the power transmission system, and adjustments may be made to optimize the overall system performance.

In summary, grooved pulleys are customized for specific machinery and equipment through a thorough design process that considers various factors such as design requirements, groove shape and size, material selection, and manufacturing techniques. The customization ensures that the grooved pulley provides the desired belt traction, alignment, and load distribution characteristics, ultimately contributing to the efficient and reliable operation of the machinery or equipment.

grooved pulley

What types of belts or cables are typically employed with grooved pulleys?

Grooved pulleys, also known as V-groove pulleys, are commonly used in conjunction with specific types of belts or cables. Here’s a detailed explanation of the typical belts or cables employed with grooved pulleys:

1. V-belts:

V-belts are one of the most commonly employed types of belts used with grooved pulleys. These belts have a trapezoidal cross-section that matches the V-shaped grooves in the pulleys. V-belts are made of rubber or synthetic materials and are flexible, allowing them to fit into the grooves of the pulleys. They provide reliable power transmission and are widely used in various applications, including automotive engines, industrial machinery, HVAC systems, and more.

2. V-Ribbed Belts:

V-ribbed belts, also known as serpentine belts or multi-rib belts, are another type of belt commonly used with grooved pulleys. These belts have a flat or slightly curved cross-section with ribs running along their length. The grooved pulleys for V-ribbed belts have multiple grooves, matching the ribs on the belt. V-ribbed belts are often used in applications where high power transmission is required, such as automotive engine systems, industrial machinery, and HVAC systems.

3. Timing Belts:

Timing belts, also called toothed belts or synchronous belts, are used in applications that require precise synchronization of the pulleys. These belts have teeth or notches on the inner surface that mesh with corresponding grooves on the pulleys. Timing belts are commonly employed in engines, camshaft drives, conveyor systems, and other applications where accurate timing and synchronization are crucial for proper operation.

4. Flat Belts:

While grooved pulleys are primarily designed for V-belts or V-ribbed belts, they can also be used with flat belts in certain applications. Flat belts have a rectangular cross-section and do not have grooves or teeth. However, grooved pulleys can still be used with flat belts by providing a flat contact surface. Flat belts are used in various applications, including power transmission, conveyor systems, and light-duty machinery.

5. Wire Rope or Cable:

In certain specialized applications, grooved pulleys can be employed with wire rope or cable. The grooves in these pulleys are designed to accommodate the specific diameter and shape of the wire rope or cable, providing a secure grip. This configuration is commonly used in lifting and hoisting systems, cranes, winches, and other applications where wire rope or cable is used to transmit force or lift heavy loads.

It is important to note that the selection of the appropriate belt or cable for use with grooved pulleys depends on the specific requirements of the application, including power transmission capacity, load, speed, and environmental conditions. Manufacturers and suppliers of grooved pulleys typically provide compatibility information and guidelines regarding the suitable types and sizes of belts or cables to be used with their pulleys.

In summary, the typical belts or cables employed with grooved pulleys include V-belts, V-ribbed belts, timing belts, flat belts, and wire rope or cable. The choice of the belt or cable depends on the specific application and the requirements of the power transmission system.

China Standard Manufacturers of Pulleys for Conveyor Systems Are of Good Quality   double pulley	China Standard Manufacturers of Pulleys for Conveyor Systems Are of Good Quality   double pulley
editor by CX