China Hot selling 99.5% Al2O3 and 95% Al2O3 Flange Cable Pulley Nylon Flanged Pulleys pulley assembly

Product Description

Product Name: Plastic flanged Ceramic pulley
 

Place of Origin: HangZhou China
Brand Name: ZTF
Material: 99% AL2O3 Ceramic, Plastic Cover or Alumina Cover
Application: Wire Xihu (West Lake) Dis.
Polish: Fine Polish degree Ra0.2
Bearing: High Speeding bearing
Hardness: > HRA89
Volume Density: >3.88
Color: Black and pink
Molding Method: LOW PRESSURE IN JECTION
Minimum Order Quantity: 100 Pcs
Packaging Details: Carton with foam
Delivery Time: 3 days
Payment Terms: T/T, Western Union, Money  Gram, Paypal
Supply Ability: 5,000,000pcs per month

Detailed Product Description:
Plastic Flanged Ceramic Wire guide pulley is commonly used component when wire passing is required, it can be used in coil winding machine. cable machine and the textile machinery as well. The porcelain ring is mounted on the bearing. Coil winding wire guide pulley(wire roller) will rotate by the thread and wire passing on the surface of the ring. Thus the sliding friction has been converted to the static friction. But at the start and stop, in order to overcome the inertia. there will be a partial sliding friction. The surface polish degree of the porcelain ring reaches Ra0.2;the beating during rotation is under 0.15.We select the 99% AL2O3 as the material with the hardness of HRA88 and the density of 3.85.. Two nylon side walls have been put to the both side of the ceramic ring and the bearing, coil winding wire guide pulley (wire roller) combines 1 wire roller.

Modle No A B C D E Bearing No Weight(g)
HCR001 -B03 20 15 3 4.8 3 623 3
HCR002   28.4 20   6.4 4   7
-B04 4 4*10
-B05 5 5*10
HCR003 -B03 30.4 15 3 10 3 623 7
HCR004 -B04 40 20 4 15 3 694 12
-B05 5 685
-B07 7 677
HCR045 -B05 45 30 5 10 6 635 20
-B06 6 626
-B07 7 607
-B08 8 698
HCR005 -B05 55 30 5 10 6 635 25
-B06 6 626
-B07 7 607
-B08 8 698
HCR006 -B07 60 40 7 13 6 627 40
-B08 8 608
-B10 10 6900
-B12 12 6901
HCR007 -B05 60 30 5 18 6 635 35
-B06 6 626
-B07 7 607
-B08 8 698
HCR008 -B10 80 50 10 15 9 6200 95
-B12 12 6001
HCR009 -B07 80 40 7 25 6 627 60
-B08 8 608
HCR571 -B10 100 50 10 30 9 6200 120

Why Us:

  1. USD 1000 million sales every year;
  2. Excellent quality and Competitive price;
  3. Widely professional exporting experience all over the world;
  4. Well-trained and experienced staff will answer all your inquiries professional in any language;
  5. Good after-sales service offered.
  6. Culture

Culture:
We stick to the principle of the culture are Sustainability and Six High Standard: high-level management, high efficiency, high-qualified staffs, high-level skills, high-quality products, and high-speed developing sales. The best design includes consideration for the environment. That’s why we’re committed to making sure our processes, products, and people follow safe and environmentally-friendly practices. Other side, We prefer to bring the newest, most fashionable,  high quality and healthiest products for our customer.
 
Service:
ZHENGTAIFENG METAL PRODUCT LIMITED products features complete presale, selling and after-sales service system, and provides detailed management and service for clients in terms of distribution channels. and provides professional and systematic advice for distributors. 

Supplementary Service:
We have export license to assist our customers by handling export procedures. We have our team to control quality, arrange shipment, combine container (combine different kinds of items in 1 container from our factory to another). As we always care your thinking, we will be your professional partner to source your right products in China.
 
Suggestion:
Please kindly check the packages after you receive the goods, if you have any problem, please get in touch with us as soon as possible .

Contact us:
More products are available in ZHENGTAIFENG. They are all in competitive price and of good quality, just go to our company page to see the details. 
If you find or not find the products you need, please have no  hesitate to let us know.

FAQ:

1.Q:Are you a factory or trading company?
A:We are a professional manufacturer. Welcome to visit us, we’Il pick you up at GuangZhou airport or HangZhou airport.
 
2.Q:Where is your factory located?
A:Our factory is located in HangZhou, ZheJiang Province, next to HangZhou. Warmly welcome domestic and foreign customers to visit!
 
3.Q:How can I get a sample to test your quality?
A:Most samples are free except special products. New clients are expected to pay the courier.
 
4.Q:How about your payment terms?
A:T/T in advence or one month after shipment
 
5.Q:When can you deliver the goods?
A:If stock available, we can deliver it within 2 days. If not, that would be 5-7 working days after getting the deposit.
 
6.Q:Does your company accept OEM or ODM production?
A:Yes, we are experienced in operating OEM & ODM, just send the detailed requirements.

 

Shipping Cost:

Estimated freight per unit.



To be negotiated
Certification: CE, ISO
Pulley Sizes: Hcr010-B10
Manufacturing Process: Casting
Samples:
US$ 2/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

pulley

What is the difference between a fixed and a swivel pulley?

Fixed and swivel pulleys are two common types of pulleys that differ in their design and functionality. Here are the key differences between these two types:

1. Fixed Pulley: A fixed pulley is a type of pulley that is mounted or attached to a fixed point, such as a beam or a ceiling. It does not move or rotate independently of its mounting point. The primary function of a fixed pulley is to change the direction of the force applied to a rope or cable. When a force is applied to the rope or cable passing through a fixed pulley, the load moves in the opposite direction. However, a fixed pulley does not provide any mechanical advantage, meaning it does not reduce the effort required to lift the load.

2. Swivel Pulley: A swivel pulley, also known as a movable pulley, is designed to rotate or swivel on a separate mounting point. It has a built-in mechanism that allows it to move independently. Unlike a fixed pulley, a swivel pulley is capable of changing both the direction and the magnitude of the force applied to the rope or cable. When a force is applied to the rope or cable passing through a swivel pulley, the load moves in the same direction as the applied force. Additionally, a swivel pulley provides a mechanical advantage by distributing the load’s weight over multiple strands of rope or cable, reducing the effort required to lift the load.

In summary, the main differences between fixed and swivel pulleys are:

– Fixed pulleys are stationary and do not move independently, while swivel pulleys can rotate or swivel on a separate mounting point.

– Fixed pulleys change the direction of the force applied to the rope or cable, while swivel pulleys change both the direction and the magnitude of the force.

– Fixed pulleys do not provide a mechanical advantage, while swivel pulleys provide a mechanical advantage by distributing the load’s weight over multiple strands of rope or cable.

Both fixed and swivel pulleys have their specific applications and can be used individually or in combination with each other to achieve desired mechanical functions in various systems and setups.

pulley

What role do pulleys play in modern elevators and hoists?

Pulleys play a crucial role in modern elevators and hoists, enabling the smooth and efficient vertical movement of loads. They are integral components of the lifting mechanisms, providing mechanical advantage and facilitating safe and controlled operation. Here’s how pulleys are used in modern elevators and hoists:

1. Lifting Mechanism: In elevators and hoists, pulleys are part of the lifting mechanism that moves the load vertically. They are typically combined with cables, ropes, or belts to create a pulley system. By distributing the load’s weight across multiple lines and changing the direction of the applied force, pulleys make it easier to lift heavy loads. The number and arrangement of pulleys can vary depending on the specific design and requirements of the elevator or hoist.

2. Counterweight Systems: Modern elevators often utilize counterweight systems to offset the weight of the elevator car and reduce the amount of power required for operation. Pulleys play a crucial role in these systems by guiding the cables connected to the counterweight. As the elevator car moves up or down, the counterweight moves in the opposite direction, balancing the load. The pulleys in the counterweight system help distribute the weight and ensure smooth movement.

3. Traction Control: Pulleys are also involved in the traction control mechanism of elevators and hoists. Traction elevators use ropes or belts that pass over a series of pulleys, known as sheaves, to create traction. An electric motor drives the sheaves, causing the ropes or belts to move. By adjusting the rotational movement of the sheaves, the speed and direction of the elevator or hoist can be controlled. The pulleys in the traction control system enable precise and reliable operation.

4. Safety Systems: Pulleys play a crucial role in the safety systems of elevators and hoists. For example, in traction elevator systems, overspeed governors utilize pulleys to detect excessive speed and activate the safety brakes in case of a malfunction. The pulleys in these safety systems help monitor and control the elevator’s speed, ensuring passenger safety.

5. Maintenance and Service: Pulleys in modern elevators and hoists are designed to be durable and require minimal maintenance. They are often equipped with sealed bearings or other lubrication systems to reduce friction and wear. This ensures the longevity and reliability of the pulley systems, minimizing downtime and maintenance costs.

Overall, pulleys are essential components in modern elevators and hoists, enabling vertical movement, providing mechanical advantage, ensuring safety, and facilitating efficient operation. They contribute to the smooth and controlled lifting of loads, making elevators and hoists reliable and indispensable tools in various industries and buildings.

pulley

Can pulleys be customized for specific applications?

Yes, pulleys can be customized to meet the specific requirements of various applications. Customization allows pulleys to be tailored to specific sizes, shapes, materials, and performance characteristics. Here’s a detailed explanation of how pulleys can be customized:

1. Size and Shape: Pulleys can be customized in terms of their size and shape to fit the specific space and layout constraints of the application. This includes variations in diameter, width, groove configuration, and overall design. Custom sizes and shapes ensure optimal fit and compatibility within the system, allowing for efficient and effective load distribution and lifting.

2. Materials: Pulleys can be customized based on the materials used for their construction. Different materials offer varying properties such as strength, durability, weight, and resistance to corrosion or wear. By selecting the appropriate materials, pulleys can be customized to withstand the specific operating conditions of the application, including temperature, humidity, and exposure to chemicals or harsh environments.

3. Bearing Systems: The bearing system of a pulley can be customized to suit the requirements of the application. Different bearing types, such as ball bearings or roller bearings, can be selected based on factors like load capacity, rotational speed, and desired friction characteristics. Customizing the bearing system ensures smooth rotation, reduced friction, and improved overall performance of the pulley.

4. Coatings and Surface Treatments: Pulleys can be customized with various coatings and surface treatments for enhanced performance. For example, pulleys used in applications that involve high temperatures may benefit from heat-resistant coatings. Pulleys used in environments with corrosive substances can be coated with protective materials to prevent corrosion. Surface treatments such as polishing or plating can also be applied to reduce friction, improve wear resistance, or provide specific surface properties.

5. Load Capacity and Performance: Pulleys can be customized to accommodate specific load capacities and performance requirements. This includes determining the number of pulleys in a system, selecting the appropriate pulley ratios, and configuring the pulley arrangement to achieve the desired mechanical advantage. Customization allows pulleys to be optimized for the specific load requirements, ensuring efficient load distribution and lifting.

6. Integration with Systems: Pulleys can be customized to seamlessly integrate with existing systems or equipment. This involves designing pulleys with compatible interfaces, mounting options, and connection methods. Customization ensures proper alignment, easy installation, and smooth operation when incorporating pulleys into the overall system.

7. Specialty Applications: In certain specialized applications, pulleys can be customized to meet unique requirements. This may include designing pulleys for extreme operating conditions, such as high speeds or heavy loads, or developing pulleys with specific features like built-in sensors or locking mechanisms. Customization allows pulleys to be tailored to the specific needs of niche applications.

Customization of pulleys is typically carried out by manufacturers or suppliers who have the expertise and capabilities to design and produce pulleys according to specific customer requirements. This allows for the optimization of pulley performance, compatibility, and efficiency in a wide range of applications.

China Hot selling 99.5% Al2O3 and 95% Al2O3 Flange Cable Pulley Nylon Flanged Pulleys   pulley assembly	China Hot selling 99.5% Al2O3 and 95% Al2O3 Flange Cable Pulley Nylon Flanged Pulleys   pulley assembly
editor by CX

2023-09-23

pulley spacer

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