China wholesaler Mt Yox Mh HRC Gr GS Nm Nl Gr42 T PU Polyurethane Rubber Coupling Spider Elastic Gasket Ring

Product Description

 

Product Description

MT YOX MH HRC GR GS NM NL GR42 T PU Polyurethane Rubber Coupling spider elastic gasket ring

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.

Hand Cast Mold Polyurethane Parts PU Coupling Cushion, PU spider, PU coupling:

1. Most of the plastic corrosion resistance is strong, does not react with acid, alkali.
2. Plastic manufacturing cost is low.
3. Durable, waterproof, light.
4. Easy to be with molding into different shapes.
5. Is a good insulator.
6. Plastic can be used for the preparation of fuel oil and fuel gas, so that we can reduce oil consumption

 

Product Name

Hand Cast Mold Polyurethane Parts PU Coupling Cushion, PU spider, PU coupling

Material

PU, ABS, PC, PP, PS, POM, PMMA, PBT, PVC, PA6, PA66, PA66+30% GF,

PTFE, PC+ABS, TPE, etc

Surface Finish

Color painting,Texture, Silk-printing, Vacuum coating, rubber coating, etc.

Cavity Variety:

One-stop solution,Multi-cavity mold,Family plastic mold,Hot runner plastic mold

Quality Control

ISO/TS16949:2002 and ISO14001:2004 system

Business Scope

Mold and parts designing and making,Parts machining,Injection molding,

CNC prototype manufacturing

Mold Processing

CNC EDM machine processing then assembly and trial

Color

Red, blue, green, yellow,all pantone colors and RAL colors

 

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

Feature:

1.Abrasion resistant, High rebound, High load capacity
2.Customized size and color is available

Advantage:

Wear resistance,Tensile strength, Anti-static, High load capacity , Temperature resistant ,Mechanical formulation ,Oil resistance
, Solvent resistance, Hydrolysis resistance
antioxidant

Application:

– Machine parts
– Wheel of clay machine
– Sleeve bearing.
– Conveyor roller
– Conveyor belt
– Injected seal ring
– LCD TV card slots
– Soft PU coated rollers
– U groove for aluminium
– PU screen mesh
– Industrial impeller
– Mining scraper
– Mining water flume
– Screen printing squeegee
– Car film tools

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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After-sales Service: Available
Warranty: Available
Condition: New
Certification: ISO9001
Standard: ASTM
Customized: Customized
Samples:
US$ 0.2/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

China wholesaler Mt Yox Mh HRC Gr GS Nm Nl Gr42 T PU Polyurethane Rubber Coupling Spider Elastic Gasket Ring

mh coupling

How does a flexible coupling protect connected equipment from shock loads and vibrations?

Flexible couplings play a crucial role in protecting connected equipment from shock loads and vibrations by providing damping and isolation capabilities. When machines or mechanical systems experience sudden shock loads or vibrations, the flexible coupling acts as a buffer, absorbing and dissipating the impact, thereby reducing the transmitted forces and protecting the equipment. Here’s how flexible couplings achieve this:

  • Damping of Vibrations: Flexible couplings are often made from materials that exhibit damping properties. When vibrations are transmitted through the shafts, the flexible coupling’s material can absorb a portion of the vibrational energy, converting it into heat. This dissipation of energy helps reduce the amplitude of the vibrations and prevents them from propagating further into the connected equipment.
  • Vibration Isolation: In addition to damping vibrations, flexible couplings also offer a degree of vibration isolation. They are designed to decouple the two shafts, which means that vibrations occurring on one shaft are not directly transmitted to the other shaft. This isolation effect prevents vibrations from propagating across the entire system and minimizes the impact on sensitive equipment or nearby components.
  • Shock Absorption: When the connected machinery experiences sudden shock loads, such as during a startup or abrupt changes in load, the flexible coupling can act as a shock absorber. The coupling’s design allows it to deform slightly under the impact, absorbing and distributing the shock energy. This prevents the shock from being directly transferred to the connected equipment, reducing the risk of damage or premature wear.
  • Misalignment Compensation: Flexible couplings are capable of compensating for misalignment between the shafts. Misalignment can lead to additional stresses and vibrations in the system. By allowing for some degree of angular, parallel, and axial misalignment, the flexible coupling reduces the forces transmitted to the connected equipment and the supporting structures.
  • Reduction of Resonance Effects: Resonance is a phenomenon that occurs when the natural frequency of a system matches the frequency of external vibrations, leading to amplified vibrations. Flexible couplings can help avoid resonance effects by altering the system’s natural frequency and providing some level of flexibility that damps the resonance response.

By incorporating a flexible coupling into the drivetrain or power transmission system, equipment manufacturers and operators can significantly improve the reliability and longevity of connected machinery. The coupling’s ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more stable operation, reducing maintenance requirements and enhancing overall system performance.

In summary, flexible couplings act as protective elements, shielding connected equipment from shock loads and vibrations. Their ability to dampen vibrations, isolate shocks, and compensate for misalignment contributes to a smoother and more reliable operation of various mechanical systems.

mh coupling

What are the differences between elastomeric and metallic flexible coupling designs?

Elastomeric and metallic flexible couplings are two distinct designs used to transmit torque and accommodate misalignment in mechanical systems. Each type offers unique characteristics and advantages, making them suitable for different applications.

Elastomeric Flexible Couplings:

Elastomeric flexible couplings, also known as flexible or jaw couplings, employ an elastomeric material (rubber or similar) as the flexible element. The elastomer is typically molded between two hubs, and it acts as the connector between the driving and driven shafts. The key differences and characteristics of elastomeric couplings include:

  • Misalignment Compensation: Elastomeric couplings are designed to handle moderate levels of angular, parallel, and axial misalignment. The elastomeric material flexes to accommodate the misalignment while transmitting torque between the shafts.
  • Vibration Damping: The elastomeric material in these couplings offers excellent vibration dampening properties, reducing the transmission of vibrations from one shaft to another. This feature helps protect connected equipment from excessive vibrations and enhances system reliability.
  • Shock Load Absorption: Elastomeric couplings can absorb and dampen shock loads, protecting the system from sudden impacts or overloads.
  • Cost-Effective: Elastomeric couplings are generally more cost-effective compared to metallic couplings, making them a popular choice for various industrial applications.
  • Simple Design and Installation: Elastomeric couplings often have a straightforward design, allowing for easy installation and maintenance.
  • Lower Torque Capacity: These couplings have a lower torque capacity compared to metallic couplings, making them suitable for applications with moderate torque requirements.
  • Common Applications: Elastomeric couplings are commonly used in pumps, compressors, fans, conveyors, and other applications that require moderate torque transmission and misalignment compensation.

Metallic Flexible Couplings:

Metallic flexible couplings use metal components (such as steel, stainless steel, or aluminum) to connect the driving and driven shafts. The metallic designs can vary significantly depending on the type of metallic coupling, but some general characteristics include:

  • High Torque Capacity: Metallic couplings have higher torque transmission capabilities compared to elastomeric couplings. They are well-suited for applications requiring high torque handling.
  • Misalignment Compensation: Depending on the design, some metallic couplings can accommodate minimal misalignment, but they are generally not as flexible as elastomeric couplings in this regard.
  • Stiffer Construction: Metallic couplings are generally stiffer than elastomeric couplings, offering less vibration dampening but higher torsional stiffness.
  • Compact Design: Metallic couplings can have a more compact design, making them suitable for applications with limited space.
  • Higher Precision: Metallic couplings often offer higher precision and concentricity, resulting in better shaft alignment.
  • Higher Cost: Metallic couplings are typically more expensive than elastomeric couplings due to their construction and higher torque capacity.
  • Common Applications: Metallic couplings are commonly used in high-speed machinery, precision equipment, robotics, and applications with high torque requirements.

Summary:

In summary, the main differences between elastomeric and metallic flexible coupling designs lie in their flexibility, torque capacity, vibration dampening, cost, and applications. Elastomeric couplings are suitable for applications with moderate torque, misalignment compensation, and vibration dampening requirements. On the other hand, metallic couplings are chosen for applications with higher torque and precision requirements, where flexibility and vibration dampening are less critical.

mh coupling

Are there any limitations or disadvantages of using flexible couplings?

While flexible couplings offer numerous advantages, they do come with some limitations and disadvantages that should be considered when selecting them for specific applications. Here are some of the common limitations and disadvantages of using flexible couplings:

  • Torsional Stiffness: Flexible couplings provide some level of torsional flexibility, which is advantageous in many applications. However, in systems that require high precision and minimal angular deflection, the inherent flexibility of the coupling may not be suitable. In such cases, a rigid coupling may be more appropriate.
  • Limitation in High-Torque Applications: While some flexible couplings can handle moderate to high torque levels, they may not be as well-suited for extremely high-torque applications. In such cases, specialized couplings, such as gear couplings, may be required to handle the high torque demands.
  • Temperature Limitations: The performance of certain flexible coupling materials, especially elastomers and plastics, may be affected by extreme temperature conditions. High temperatures can lead to premature wear and reduced lifespan of the coupling, while low temperatures may result in reduced flexibility and potential brittleness.
  • Chemical Compatibility: Certain flexible coupling materials may not be compatible with certain chemicals or substances present in the application’s environment. Exposure to chemicals can cause degradation or corrosion of the coupling material, affecting its performance and lifespan.
  • Installation and Alignment: Flexible couplings require proper installation and alignment to function effectively. If not installed correctly, misalignment issues may persist, leading to premature wear and reduced performance. Aligning the shafts accurately can be time-consuming and may require specialized equipment and expertise.
  • Cost: In some cases, flexible couplings may be more expensive than rigid couplings due to their more complex design and use of specialized materials. However, the cost difference is often justified by the benefits they offer in terms of misalignment compensation and vibration damping.
  • Service Life: The service life of a flexible coupling can vary depending on the application’s conditions and the quality of the coupling. Regular maintenance and timely replacement of worn or damaged parts are essential to ensure the coupling’s longevity and prevent unexpected failures.

Despite these limitations, flexible couplings remain highly valuable components in a wide range of applications, providing efficient torque transmission and compensating for misalignment. Proper selection, installation, and maintenance can help mitigate many of the disadvantages associated with flexible couplings, ensuring their reliable and long-lasting performance in various mechanical systems.

China wholesaler Mt Yox Mh HRC Gr GS Nm Nl Gr42 T PU Polyurethane Rubber Coupling Spider Elastic Gasket Ring  China wholesaler Mt Yox Mh HRC Gr GS Nm Nl Gr42 T PU Polyurethane Rubber Coupling Spider Elastic Gasket Ring
editor by CX 2024-03-26

mh coupling

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