Product Description
Product Description
Wear Resistance PU GR GS HCR L MT NM T Type Jaw Rubber Star Coupling Spider Plum Cushion shaft Coupling
Polyurethane or called PU, Urethane is 1 of the strongest, toughest and most durable materials for making custom urethane parts and custom urethane products.
Our company can produce and supply cast polyurethane elastomer, which has excellent chemical characters: oil resistant, CHINAMFG resistant, aging resistant, corrosion resistant, hydrolysis resistant, heat and cold resistant, etc. Also polyurethane has excellent physical characters: high tear resistant, high impact resistant, high elasticity, high load-bearing resistant, etc. Compared to rubber, plastic and other material, polyurethane offers perfect mechanical properties.
With our in-house mold making capabilities, and 3D printer, we’re able to easily manufacture precise shapes cost-effectively.
Polyurethane products mainly include: Polyurethane block of coal plates, polyurethane scraper, etc., to meet different customer needs, special orders can be made as drawing and sample.
Custom Polyurethane PU Part as per your design.
1. Material: PU Polyurethane or rubber
2. Size: According to your drawing or sample.
3. Color: Black, white, Transparent, gray, green, yellow, blue, red and so on.
Mechanical industrial use – roller, tape, seals
Applications in the automobile industry – tires, seals
Application in terms of light industry – PU sole material, polyurethane synthetic leather, polyurethane fiber;
Applications in respect of the construction industry – waterproof timber, paving materials, potting materials
Besides plum CHINAMFG pad, or called GR mat, polyurethane sprockets, coupling cushion gasket, etc, we also can customize various PU products according to your drawing. Some cases are below:
Product Parameters
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Feature: |
1.Abrasion resistant, High rebound, High load capacity |
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Advantage: |
Wear resistance,Tensile strength, Anti-static, High load capacity , Temperature resistant ,Mechanical formulation ,Oil resistance |
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Application: |
– Machine parts |
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Company Profile
HangZhou CITY SANSHI RUBBER CO.,LTD.
Was founded in 1980,we are located in HangZhou HangZhou city, ZheJiang province of China,
covers 9000 square meters,with more than hundred workemates and 30 sets of machinery equipment.
Rubber Oil seal are our major products also with customerized rubber parts , Rubber gaskets, Rubber damping blocks,Rubber sealing strip, Rubber sealing band,Polyurethane parts,Plastic Products, Bakelite Products , ring, Hardware stamping parts.
Our advantages
1. Various material.
2. We are direct factory, so small order quantity is acceptable and lots of samples are free.
3. There are about 8000 sets of moulds are free.
4. Our factory locates in the north of China, the cheaper labor cost brings us lower production cost.
5. With more than 30-year experience, we could supply you suitable solutions.
FAQ
Q1: Are you trading company or manufacturer?
We are a manufacturer specializing in rubber & plastic products.
Q2: Can I have a sample order for the product?
Yes, we welcome sample order to test and check quality.
Q3: Do you provide OEM/ODM service?
Yes, OEM/ODM are welcome.
Q4: I want to know more information, what should I do?
Welcome talk with us online or leave a message. Besides, you can also contact us by Email.
We will reply to you within 24 hours on weekdays.
Q5: What about the lead time?
Sample needs 5-7 days, mass production time is subject to your quantity. 15-20 days to deliver 1×20″ container of roof flashing for
instance.
Q6: Is it OK to print my logo on the product?
Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
material: Polyurethane,
color: white, black, yellew, orange
feature: wearable, high qualtiy and best price
T type plum 6 corner pump pad
Performance and application:
This product is suitable for the pump and the drive mechanism to connect the elastic buffer.
Use temperature: 0C ~+80 0C -40
Product hardness: 5.75A + 5 +
Gauge: T200 – T40
Cars, tractors gearbox seal with nitrile rubber, its poor performance. Instead polyurethane elastomer seals, has good flexibility, water resistance, elasticity, abrasion resistance, low temperature resistance and mechanical strength.
custom-made is welcome, and the mold charge is for free.
| Material available | NBR, HNBR(H), HNBR(X), EPDM, NR,SBR, ACM,CFR,VMQ, CR,FKM(V), FFKM(K), PU, ECO,AFLAC |
| Mold | We can make mold by ourselves with competitive price, And if the quantity is up to 1000 pcs, the mold is for free. And more, for various oil seal, we have more than 10,000 molds in stock. |
| Size range | From 10mm to 2000mm Diameter |
| Weight range of products | 5g to 20kg |
| Colors available | Red, orange, yellow, green, blue, gray, purple, brown, milk color |
| processing equipment | Rubber molding machines, rubber injection machines, extruding machines. |
More about our company :
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Electrical Insulation in Jaw Couplings
Jaw couplings are designed to provide mechanical connection between two shafts while also maintaining electrical insulation. This feature is essential in applications where the connected shafts have different electrical potentials or where electrical isolation is required to prevent current flow between the shafts.
The electrical insulation in jaw couplings is primarily achieved through the use of non-conductive materials for the jaw components. The jaws of the coupling are typically made from materials such as elastomers or plastics, which are excellent electrical insulators. These non-conductive materials prevent electrical conduction between the two shafts, even if they are made from different conductive materials.
Additionally, the design of the jaw coupling ensures that the two shafts do not come into direct electrical contact with each other. The jaws of the coupling create a gap between the shafts, which further enhances the electrical insulation.
It’s important to note that while jaw couplings provide electrical insulation, their primary function is to transmit torque and accommodate misalignment between shafts. If specific electrical insulation requirements are critical for an application, additional measures such as insulating sleeves or shaft grounding may be necessary in conjunction with the jaw coupling.
Overall, jaw couplings are a reliable and widely used choice for mechanical power transmission while ensuring electrical isolation between connected shafts.
What are the factors influencing the thermal performance of a jaw coupling?
The thermal performance of a jaw coupling is influenced by several factors that affect its ability to dissipate heat and handle temperature fluctuations during operation. Here are the key factors that can impact the thermal performance of a jaw coupling:
- Material Selection: The choice of materials used in the construction of the jaw coupling plays a significant role in its thermal performance. High-quality materials with good thermal conductivity can efficiently dissipate heat, reducing the risk of overheating and premature wear. Common materials used in jaw couplings include steel, aluminum, and various elastomers.
- Elastomer Spider: The elastomer spider in the jaw coupling is a crucial component that can influence thermal performance. The type of elastomer and its specific characteristics, such as hardness and thermal conductivity, can affect the coupling’s ability to absorb and dissipate heat generated during operation.
- Operating Speed: The rotational speed of the coupling impacts its thermal performance. Higher operating speeds can generate more heat due to increased friction and stress on the coupling components. It is essential to ensure that the jaw coupling is rated for the specific operating speed of the application to prevent overheating and premature failure.
- Torque and Load: The torque and load applied to the jaw coupling can also influence its thermal performance. Higher torque and load levels can result in increased heat generation. Properly sizing the coupling based on the application’s torque and load requirements is essential to prevent excessive heat buildup.
- Operating Environment: The environment in which the jaw coupling operates can impact its thermal performance. For example, if the coupling is located in an area with limited airflow or high ambient temperatures, it may experience reduced heat dissipation capabilities. On the other hand, an environment with good ventilation can help in maintaining the coupling’s thermal performance.
- Lubrication: Some jaw couplings may require lubrication to reduce friction and heat generation. Proper lubrication can enhance the coupling’s thermal performance and extend its service life. It is essential to follow the manufacturer’s guidelines regarding the type and frequency of lubrication to ensure optimal performance.
- Continuous vs. Intermittent Operation: The thermal performance of a jaw coupling can also be influenced by the nature of its operation—continuous or intermittent. Intermittent operation allows the coupling to cool down between cycles, reducing the overall heat buildup compared to continuous operation, which may lead to higher operating temperatures.
Overall, careful consideration of these factors is crucial in ensuring the efficient thermal performance of a jaw coupling. Proper selection, installation, and maintenance of the coupling based on the specific application requirements can help prevent overheating, reduce wear, and prolong the coupling’s lifespan.
How Does a Jaw Coupling Protect Connected Equipment from Shock Loads and Vibrations?
Jaw couplings are designed to provide some level of flexibility, which allows them to absorb shock loads and dampen vibrations in mechanical systems. The unique design of jaw couplings contributes to their ability to protect connected equipment in the following ways:
- Spider Element: The spider element, typically made of elastomeric material, serves as a mechanical fuse in the jaw coupling. When the system experiences shock loads or vibrations beyond the coupling’s rated capacity, the spider element can deform or fail in a controlled manner, protecting the connected components from damage.
- Torsional Wind-Up: In the presence of torsional vibrations or sudden torque fluctuations, the elastomeric spider can act as a torsional buffer, absorbing and dissipating the energy to prevent it from reaching the connected equipment.
- Misalignment Compensation: Jaw couplings can tolerate a degree of angular, parallel, and axial misalignment between the shafts. This capability helps minimize stress on the connected components in situations where misalignments might occur due to external forces or dynamic operating conditions.
- Reduction of Resonance Effects: The flexibility of jaw couplings can help mitigate resonance effects that may arise in the system, reducing the risk of resonance-related failures or damages.
It’s important to note that while jaw couplings offer protection against certain shock loads and vibrations, they have their limits. Excessive or repetitive shocks, vibrations, or overloading beyond the coupling’s rated capacity can still lead to premature wear or failure. Therefore, it is essential to select the appropriate size and type of jaw coupling for the application and regularly inspect the coupling for signs of wear or damage. Regular maintenance and inspection help ensure the jaw coupling continues to provide reliable protection to the connected equipment.
editor by CX 2024-05-08
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