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:
- USD 1000 million sales every year;
- Excellent quality and Competitive price;
- Widely professional exporting experience all over the world;
- Well-trained and experienced staff will answer all your inquiries professional in any language;
- Good after-sales service offered.
- 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. |
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Certification: | CE, ISO |
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Pulley Sizes: | Hcr007 |
Manufacturing Process: | Casting |
Samples: |
US$ 2/Piece
1 Piece(Min.Order) | Order Sample |
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Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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Payment Method: |
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Initial Payment Full Payment |
Currency: | US$ |
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Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Can you explain the concept of “efficiency” in pulley systems?
In pulley systems, efficiency refers to the ratio of output work or power to the input work or power, taking into account any losses or inefficiencies in the system. It represents how effectively the pulley system converts the input energy into useful output energy.
The efficiency of a pulley system can be affected by various factors, including friction, mechanical losses, and the design and condition of the pulleys and ropes. Here are some key points to understand about efficiency in pulley systems:
1. Mechanical Advantage and Efficiency: Pulley systems can provide a mechanical advantage by reducing the effort force required to lift a load. However, it’s important to note that while a higher mechanical advantage generally means less effort is needed, it may also result in lower efficiency. This is because as the mechanical advantage increases, the system may experience higher frictional losses and other inefficiencies.
2. Friction and Efficiency: Friction plays a significant role in the efficiency of pulley systems. The interaction between the pulley wheels and the ropes or belts can result in frictional losses, which reduce the overall efficiency of the system. Friction can be minimized by using pulleys with low-friction bearings or by lubricating the contact surfaces.
3. Rope or Belt Material: The choice of rope or belt material can impact the efficiency of a pulley system. Different materials have varying coefficients of friction, flexibility, and durability, which can affect the overall efficiency. For example, using a rope or belt with low friction and high strength can help reduce energy losses and improve efficiency.
4. Pulley Design and Condition: The design and condition of the pulleys also influence efficiency. Pulleys should be properly aligned, have smooth surfaces, and be free from damage or wear. Misaligned or worn pulleys can increase friction and decrease efficiency.
5. System Load: The efficiency of a pulley system can vary based on the magnitude of the load being lifted or moved. Higher loads can result in increased friction and mechanical losses, leading to lower efficiency.
Efficiency is typically expressed as a percentage, with 100% representing a perfectly efficient system where all the input energy is converted into useful output energy. In real-world pulley systems, efficiency is often less than 100% due to various factors, including friction, heat generation, and other losses.
It’s important to consider efficiency when designing or evaluating pulley systems. Higher efficiency means a more effective use of input energy, reduced energy waste, and improved overall performance.
Can pulleys be employed in agricultural machinery and equipment?
Yes, pulleys can be employed in agricultural machinery and equipment to facilitate various tasks and improve efficiency. They are versatile components that provide mechanical advantage, enable power transmission, and aid in the movement and control of agricultural implements. Here’s how pulleys can be used in agricultural applications:
1. Belt Drives: Pulleys are commonly used in belt-driven systems in agricultural machinery. They are used in conjunction with belts to transmit power from the engine or motor to different components, such as pumps, fans, and cutting mechanisms. By adjusting the size and arrangement of the pulleys, farmers can control the speed and torque of the driven equipment, optimizing its performance for specific tasks.
2. Harvesting Equipment: Pulleys are utilized in various types of harvesting equipment, such as combines, forage harvesters, and balers. They are employed in the cutting and threshing mechanisms to transfer power and drive the rotating components. Pulleys enable the synchronization of different parts, ensuring efficient crop harvesting and processing.
3. Irrigation Systems: Pulleys play a role in agricultural irrigation systems, particularly in the operation of water pumps. They are incorporated into the pump drive systems and help transfer power from engines or motors to the pump impellers. By using pulleys, farmers can adjust the pump speed and flow rate to meet the irrigation requirements of different crops and soil conditions.
4. Hay and Forage Equipment: In hay and forage equipment, pulleys are utilized to drive various components, such as cutting blades, conditioning rolls, and feed mechanisms. They enable the transfer of power from the tractor or engine to these components, facilitating efficient cutting, processing, and feeding of hay and forage materials.
5. Conveyor Systems: Pulleys are employed in conveyor systems used in agriculture for material handling tasks. They help drive the belts or chains that transport crops, grains, or other agricultural products. Pulleys ensure smooth and controlled movement, enabling the efficient transfer of materials between different stages of processing, storage, or transport.
6. Livestock Equipment: Pulleys find applications in livestock equipment, such as feed mixers, milking machines, and ventilation systems. They are used to transfer power and facilitate the movement of various components involved in these systems. Pulleys contribute to the smooth operation and automation of livestock processes, enhancing productivity and animal welfare.
7. Equipment Adjustments: Pulleys are also employed in agricultural equipment to provide adjustability and flexibility. They enable the adjustment of cutting heights, belt tension, and machine settings, allowing farmers to adapt the equipment to different crops, field conditions, or operational requirements.
Overall, pulleys play a significant role in agricultural machinery and equipment, enhancing power transmission, enabling precise control, and improving the overall efficiency of agricultural operations. Their versatility and adaptability make them valuable components in various agricultural applications.
How do pulleys contribute to load distribution and lifting?
Pulleys play a crucial role in load distribution and lifting by providing mechanical advantage and distributing the load over multiple segments of rope or belt. Here’s how pulleys contribute to load distribution and lifting:
1. Mechanical Advantage: Pulleys provide mechanical advantage, which allows for the multiplication of the force applied to the rope or belt. When a force is applied to one end of the rope or belt, it creates tension that causes the pulley to rotate. As the pulley turns, the force is transmitted to the load attached to the other end of the rope or belt. By distributing the load over multiple pulleys, the force required to lift the load is reduced, making it easier to lift heavier objects.
2. Load Sharing: Pulleys enable load sharing among multiple segments of the rope or belt. In systems with multiple pulleys, such as block and tackle arrangements, the load is distributed over several segments of rope or belt. Each segment carries a fraction of the load, reducing the strain on each individual segment. Load sharing ensures that the load is evenly distributed, minimizing the risk of overload or failure in any single segment.
3. Directional Change: Pulleys allow for directional change in the force applied to the load. By redirecting the force along a different path, pulleys enable lifting and moving loads in various directions, including vertically, horizontally, or at an angle. This directional change is particularly useful in situations where the force needs to be applied from a different position or angle than the original force application.
4. Balance and Stability: Pulleys contribute to load distribution and lifting by providing balance and stability. The use of multiple pulleys in a system helps to distribute the load evenly, preventing excessive stress on any single point. This balanced distribution of the load enhances stability and reduces the risk of tipping or imbalance during lifting operations.
5. Control and Precision: Pulleys provide control and precision in load distribution and lifting. By adjusting the tension in the rope or belt, operators can achieve precise positioning and movement of the load. This level of control allows for accurate placement of heavy objects and ensures smooth and controlled lifting operations.
6. Increased Lifting Capacity: By leveraging mechanical advantage and load distribution, pulleys increase the lifting capacity. The mechanical advantage gained through the use of pulleys allows for the lifting of heavier loads with less effort. The load is distributed over multiple segments of rope or belt, reducing the force required to lift the load and enabling the lifting of objects that would otherwise be too heavy to lift manually.
Overall, pulleys contribute to load distribution and lifting by providing mechanical advantage, load sharing, directional change, balance and stability, control and precision, and increased lifting capacity. These contributions make pulleys an essential component in various lifting and load handling applications.
editor by CX
2023-12-18