Product Description
Diamond Rubber Pulley Lagging is used for drive pulleys of low to medium-loaded conveyor belts, reduce slippage between belt and pulley, improve and stabilize the coefficient of friction, prevent the pulley against wear and corrosion, and strong adhesive system with CN bonding layer, It is a kind of pre-slotted rubber plate. It is a regular CHINAMFG block molded on the basis of a flat rubber plate, which can increase the sliding friction coefficient, thus reducing the slip between the drum and the conveyor belt.
The Pulley Lagging Rubber Sheet comes with CN Bonding Layers for better adhesion levels as also with the buffed surface. The profiled patterns on the top surface, in CHINAMFG or square embossing, improve belt grip and tracking on conveyors while reducing belt wear. The Pulley Lagging Rubber Sheet is available in various grades of rubber, including FRAS and oil-resistant grades.
| Polymer | NR/SBR |
| Density | 1.2-1.5 |
| Hardness (Shore A) | 60±5 |
| Tensile strength (MPA) | ≥5 |
| Elongation (%) | ≥400 |
| Wear (mm3) | ≤120 |
| Temp (ºC) | -30-100 |
Applications
• Used together with Conveyor Belt, that coats the roller.
• To avoid roller abrasion and corrosion.
• To eliminate belt slippage, increase pulley life, and boost productivity.
• Widely used in mining, and milling.
• Smelting, port, cement, steel plant.
• Chemical plant, coal-fired thermal power plant.
Features
1. Reduce belt slippage.
2. Available in Natural Rubber and FRAS-approved rubber.
3. With cn bonding layer.
4. Extend belt and pulley life, long service life.
5. Pre-cut to standard CEMA pulley widths for fast, easy installation.
6. Suitable for use in underground mines.
7. Reduced adhesive use due to Bonding Layer.
8. Increased friction coefficient between the pulley and the conveyor belt.
Our Advantage
• Over 20 years of professional manufacturing experience on rubber and plastic products.
• Excellent mechanical properties.
• We are a professional supplier and exporter of rubber products with rich experience.
• Custom products that are manufactured to your specifications.
• Professional engineering team help with the material selection process.
Our Service
• Online consult service: Any questions will be answered within 24 hours.
• Short delivery time.
• Guarantee sample quality is the same as mass production quality.
• Stable quality, factory wholesale price, and considerate service.
• Welcome to visit our factories.
FAQ:
1. Why choose us?
We are a professional supplier and exporter of rubber products with reasonable prices in China. We mainly manufacture many kinds of rubber
products with professional services at affordable & competitive prices.
2. How about a sample policy?
If we have the sample in stock and just general products, we will provide samples for free. But you need to pay the sample freight.
3. What is your terms of packing?
Generally, we pack goods with environmental plastic bags, woven bags, or pallets.
It depends on the products and quantity you ordered.
4. How about your delivery time?
The specific delivery time depends on the items and the quantity of your order.
5. Which shipping way is available?
By sea or air according to the quantity of the goods.
6. Which Payment way is ok?
T/T, L/C, as per your demand.
7. What are your terms of delivery?
FOB, CIF, CNF, etc, mainly according to the customer’s requirement.
8. How about your service?
Our service catchword is “EXCELLENT QUALITY SINCERE SERVICE”. We hope that we shall become your best ideal business partner and
reliable friend! Our goal is to become the friends of our real & potential customers, and our friends can be found everywhere in the world!
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| Material: | SBR Rubber Sheet |
|---|---|
| Usage: | Industrial Rubber Slab, Industrial, Flooring, Printing, Rubber Floor Covering |
| Feature: | Wear-resistant, Impact-resistant, Heat-resistant, Corrosion-resistant, Insulating, Cold-resistant |
| Raw Materials: | Synthetic Rubber, Pad |
| Medium: | Pure Gum Rubber Sheet and Fabric |
| Performance: | Wear Resistant |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
How does the diameter of a pulley affect its mechanical advantage?
The diameter of a pulley plays a significant role in determining its mechanical advantage. Mechanical advantage refers to the ratio of the output force or load to the input force or effort applied to the pulley system. Here’s how the diameter of a pulley affects its mechanical advantage:
1. Larger Diameter: When the diameter of a pulley increases, the mechanical advantage also increases. A larger diameter means that the circumference of the pulley is greater, allowing a longer length of rope or belt to be wrapped around it. As a result, a larger pulley requires less effort force to lift a given load. This is because the load is distributed over a greater length of rope or belt, reducing the force required to overcome the load.
2. Smaller Diameter: Conversely, when the diameter of a pulley decreases, the mechanical advantage decreases. A smaller diameter means that the circumference of the pulley is reduced, resulting in a shorter length of rope or belt wrapped around it. As a result, a smaller pulley requires more effort force to lift a given load. This is because the load is concentrated over a shorter length of rope or belt, requiring a greater force to overcome the load.
It’s important to note that while a larger diameter pulley offers a greater mechanical advantage in terms of reducing the effort force required, it also results in a slower speed of the load being lifted. This is because the longer length of rope or belt requires more input distance to achieve a given output distance. On the other hand, a smaller diameter pulley offers a lower mechanical advantage but allows for a faster speed of the load being lifted.
The mechanical advantage of a pulley system can be calculated using the formula:
Mechanical Advantage = Load / Effort
Where “Load” refers to the weight or force being lifted and “Effort” refers to the force applied to the pulley system. By adjusting the diameter of the pulley, the mechanical advantage can be optimized to suit the specific requirements of the application, balancing the effort force and speed of the load being lifted.
Can pulleys be used for both horizontal and vertical lifting?
Yes, pulleys can be used for both horizontal and vertical lifting. The versatility of pulley systems allows them to be utilized in various lifting applications, regardless of the direction of the load. Here’s how pulleys can be used for horizontal and vertical lifting:
1. Horizontal Lifting: In horizontal lifting scenarios, pulleys can be employed to change the direction of the force applied to the load. By using a combination of fixed and movable pulleys, the force can be redirected to pull the load horizontally. This is commonly seen in applications such as manual hoists or block and tackle systems used in construction, where heavy objects need to be moved horizontally across distances.
2. Vertical Lifting: Pulleys are widely used in vertical lifting applications, such as cranes, elevators, and lifting systems. In these setups, the pulleys are typically arranged in such a way that the load can be lifted vertically. By using multiple pulleys and ropes or cables, mechanical advantage can be achieved, making lifting heavier loads easier. The pulleys distribute the load’s weight across multiple lines, reducing the effort required to lift the load.
It’s worth noting that the number and arrangement of pulleys can vary depending on the specific lifting requirements. For example, a single fixed pulley can change the direction of the force but does not provide any mechanical advantage. On the other hand, systems with multiple pulleys, such as compound pulley systems or block and tackle setups, can provide significant mechanical advantage, making lifting heavier loads more manageable.
Whether it is horizontal or vertical lifting, the principles of pulley mechanics remain the same. Pulleys allow for force redirection, mechanical advantage, and load distribution, making lifting tasks more efficient and manageable. The specific configuration and setup of the pulley system will depend on the lifting requirements and the desired level of mechanical advantage.
What are the different types of pulleys commonly used in industry?
Pulleys are widely used in various industries for different applications. Here are the different types of pulleys commonly used:
1. Fixed Pulleys: Fixed pulleys are attached to a stationary structure, such as a ceiling or wall. They change the direction of the force applied without providing any mechanical advantage. Fixed pulleys are often used in combination with other pulleys to create more complex systems.
2. Movable Pulleys: Movable pulleys are attached to the load being moved, and they move along with it. These pulleys provide mechanical advantage by reducing the effort required to lift the load. Movable pulleys are commonly used in systems such as block and tackle arrangements to lift heavy objects with less force.
3. Compound Pulleys: Compound pulleys consist of a combination of fixed and movable pulleys. They provide a greater mechanical advantage than a single pulley by distributing the load over multiple segments of the rope or belt. Compound pulley systems are often used in applications that require lifting extremely heavy loads.
4. Snatch Blocks: Snatch blocks are pulleys with a side plate that can be opened to insert or remove a rope or cable without threading it through the pulley. They are commonly used in rigging and towing applications to change the direction of force and create a mechanical advantage.
5. V-Belt Pulleys: V-belt pulleys have a V-shaped groove that matches the cross-section of V-belts. They are used in belt drive systems to transmit power between two shafts. V-belt pulleys are commonly found in applications such as industrial machinery, automotive engines, and HVAC systems.
6. Timing Pulleys: Timing pulleys have teeth that mesh with the teeth of a timing belt. They are used in synchronous drive systems to ensure accurate and synchronized power transmission. Timing pulleys are commonly used in applications such as robotics, printing presses, and CNC machines.
7. Rope Pulleys: Rope pulleys have a smooth surface designed to minimize friction and prevent wear on ropes. They are commonly used in applications where ropes are used for lifting or pulling, such as cranes, elevators, and material handling equipment.
8. Wire Rope Pulleys: Wire rope pulleys are specifically designed for use with wire ropes. They have grooves or pockets that accommodate the shape and size of wire ropes, ensuring secure grip and efficient force transmission. Wire rope pulleys are commonly used in applications such as cranes, winches, and hoists.
9. Idler Pulleys: Idler pulleys are used to guide and tension belts or ropes in a system. They do not transmit power but help maintain proper belt tension and alignment. Idler pulleys are commonly used in conveyor systems, automotive engines, and other belt-driven applications.
10. Sheave Pulleys: Sheave pulleys are large pulleys used in heavy-duty applications, such as crane systems and elevators. They are designed to handle high loads and provide smooth and reliable operation. Sheave pulleys often have multiple grooves to accommodate multiple ropes or belts.
These are some of the different types of pulleys commonly used in various industries. Each type has specific features and is selected based on the requirements of the application, such as load capacity, power transmission, and operational conditions.
editor by CX
2024-04-25