China Hot selling Mh Coupling, Mh PU Coupling, Mh Polyurethane Coupling, Mh Rubber Coupling (3A2006)

Product Description

MH Coupling, MH PU Coupling, MH Polyurethane Coupling, MH Rubber Coupling (3A2006)
 
 

Description: the polyurethane elastomeric is a new material of polymer synthetic between rubber and plastic. It has both high strength of plastic and high elasticity of rubber. Its characteristics are: 1, a wide range of hardness. It still has rubber elongation and resilience at high hardness. The polyurethane elastomeric has a hardness range of Shore A10-D80. 2. high strength. At rubber hardness, the tensile strength, tear strength and load carrying capacity are much higher than general rubber material. At high hardness, its impact strength and flexural strength are much higher than plastic material. 3, wear-resistant. Its wear resistance is very outstanding, generally in the range of 0.01-0.10cm3/1.61km, about 3-5 times than rubber material. 4, oil resistant. The polyurethane elastomeric is a highly CHINAMFG polymer compound which has low affinity with non-polar mineral oil and is hardly eroded in fuel oil and mechanical oil. 5, good resistance to oxygen and ozone. 6, excellent vibration absorption performance, can do damping and buffering. In the mold manufacturing industry, it replaces rubber and springs.7, has good low temperature performance. 8, radiation resistance. Polyurethane is highly resistant to high energy radiation and has satisfactory performance at 10-10 deg radiation dose. 9, with good machining performance.

 

The polyurethane coupling, rubber coupling are made by injection with high quality TPU material or mould CSM/SBR. It is designing and special for all kinds of metal shaft coupling with very good performance of high tensile strength, high wear resistant, high elastic resilience, water resistant, oil resistant and excellent fatigue resilience, high impact resistant etc. We have full sets injection moulds and supply full range of GR, GS, MT, ML, MH, Hb, HRC, L, T, NM and Gear J series couplings etc. with high quality and excellent experience. Apply to all kinds of industrial metal shaft coupling.

 

Specifications:

material: TPU, CSM/SBR, NBR, nylon etc.

color: yellow, red, purple, green, black, beige etc.

surface: smooth

tensile strength: 8-55Mpa

hardness: 70-98Shore A

elongation: 400%-650%

density: 1.25g/cm3

elasticity impact: >25%

tear strength: 35-155KN/m

akron abrasion loss:<0.05cm3/1.61km

compression set (22h*70°C):<10%

working temperature: 120°C

standard size for polyurethane coupling: 

GR14, GR19, GR24, GR28, GR38, GR42, GR48, GR55, GR65, GR75, GR90, GR100, GR110, GR125, GR140, GR160, GR180

GS5, GS7, GS9, GS12, GS14, GS19, GS24, GS28, GS38, GS42, GS48, GS550, GS65, GS75

MT1, MT2, MT3, MT4, MT5, MT6, MT7, MT8, MT9, MT10, MT11, MT12, MT13

ML1, ML2, ML3, ML4, ML5, ML6, ML7, ML8, ML9, ML10, ML11, ML12, ML13

MH45, MH55, MH65, MH80, MH90, MH115, MH130, MH145, MH175, MH200

HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280

L35, L50, L70, L75, L90/95, L99/100, L110, L150, L190, L225, L276

FALK-R 10R, 20R, 30R, 40R, 50R, 60R, 70R, 80R

SBT T40, T45, T50, T55, T60, T65, T70, T75, T80, T85, T90, T95, T100, T105, T108, T110, T115, T120, T125, T130, T135, T140, T145, T150, T154, T170, T185, T190, T210

Joong Ang CR0050, 0070, 571, 571, 2035, 2035A, 3545, 4560, 6070, 7080

MS571, MS571, MS1119, MS1424, MS1928, MS1938, MS2845, MS3860, MS4275, MS6510

D14, D14L, D20, D25, D30, D30L, D35, D40, D45, D49, D55, D65

5H, 6H, 7H, 8H, 9H, 10H, 11H

 

standard size for rubber coupling:

Hb80, Hb95, Hb110, Hb125, Hb140, Hb160, Hb180, Hb200, Hb240, Hb280, Hb315

HRC70, HRC90, HRC110, HRC130, HRC150, HRC180, HRC230, HRC280

L35, L50, L70, L75, L90/95, L99/100, L110, L150, L190, L225

NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265

NOR-MEX168-10, NOR-MEX194-10, NOR-MEX214-10, NOR-MEX240-10, NOR-MEX265-10

FCL1#, FCL2#, FCL3#, FCL4#, FCL5#, FCL6#, FCL7#, FCL8#

FCL90, FCL100, FCL112, FCL125, FCL140, FCL160, FCL180, FCL200, FCL224, FCL250, FCL280, FCL315, FCL335, FCL400, FCL450, FCL560, FCL630

Gear 3J, 4J, 5J, 6J, 7J, 8J, 9J, 10J, 11J, 12J, 13J, 14J

Hytre 4H, 5H, 6H, 7H, 8H, 9H, 11H

Tyre F40, F50, F60, F70, F80, F90, F100, F110, F120, F140, F160 

SBT T75, T80, T85, T90, T95, T100, T105, T108, T110, T115, T120, T125, T130, T135, T140, T145, T150, T154, T170, T210

FCLpin #1, #2, #3, #4, #5, #6, #8

GR42, GR48, GR55, GR65, GR75

DL1, DL2, DL3, DL4, DL5, DL6, DL7, DL8, DL9, DL10, DL11

 

standard size for nylon coupling:

NL1, NL2, NL3, NL4, NL5, NL6, NL7, NL8, NL9, NL10

M28, M32, M38, M42, M48, M58, M65

packing in bags, cartons, pallets or crates

OEM & customized size are agreed

special supply all kinds of steel coupling for FCL, NM, MH, HRC, Love Joy, Joongang, Centafelx, XL-GR, Tyre

***when you enquiry, pls confirm type, size number and quantity***

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Standard: DIN, ANSI, GB, JIS, BSW
Material: Plastic
Connection: Flange
Surface Treatment: Nothing
Head Type: Mh Type
Color: Red, Yellow, Black
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

China Hot selling Mh Coupling, Mh PU Coupling, Mh Polyurethane Coupling, Mh Rubber Coupling (3A2006)

mh coupling

Can flexible couplings accommodate high torque and high-speed applications?

Yes, flexible couplings can accommodate both high torque and high-speed applications, but the suitability depends on the specific design and material of the flexible coupling. Different types of flexible couplings have varying torque and speed capacities, and it’s crucial to select the right type of coupling based on the application requirements.

High Torque Applications:

Some flexible couplings, such as gear couplings and disc couplings, are designed to handle high torque levels. Gear couplings consist of toothed hubs that mesh with each other, providing a robust and efficient torque transmission. They are commonly used in heavy-duty industrial applications, such as steel mills, mining equipment, and power generation plants, where high torque loads are prevalent.

Disc couplings are also suitable for high torque applications. They use a series of flexible metal discs that can handle significant torque while compensating for misalignment. Disc couplings are often used in high-speed machinery and critical applications where precise torque transmission is essential.

High-Speed Applications:

Flexible couplings can also be used in high-speed applications. For instance, certain disc couplings, elastomeric couplings, and grid couplings are capable of handling high rotational speeds. These couplings have low inertia, which means they can respond quickly to changes in speed and provide efficient power transmission at high RPMs.

Elastomeric couplings, such as jaw couplings and tire couplings, are commonly used in various industrial applications, including pumps, compressors, and fans, where both torque and speed requirements are high. They offer good flexibility and damping properties, making them suitable for applications with high-speed variations and vibrations.

Considerations:

When selecting a flexible coupling for high torque and high-speed applications, several factors should be considered:

  • The torque and speed ratings provided by the coupling manufacturer should be checked to ensure they meet or exceed the application’s requirements.
  • The design and materials of the coupling should be suitable for the specific operating conditions, including temperature, environment, and potential exposure to corrosive substances.
  • Proper alignment and installation of the coupling are critical to ensure optimal performance and prevent premature wear.
  • In some cases, it may be necessary to use additional components, such as torque limiters or speed reducers, to protect the coupling and the connected equipment from excessive loads or speed fluctuations.

In conclusion, flexible couplings can indeed accommodate high torque and high-speed applications, but the appropriate coupling type and proper selection are essential to ensure reliable and efficient performance in these demanding conditions.

mh coupling

How does a flexible coupling impact the overall reliability of connected equipment?

A flexible coupling significantly impacts the overall reliability of connected equipment in several ways:

  • Misalignment Compensation: Flexible couplings can accommodate both angular and parallel misalignment between connected shafts. By allowing for misalignment, the coupling reduces the stress and wear on bearings, seals, and other rotating components. This feature prevents premature failure of these components, contributing to improved reliability and extended equipment lifespan.
  • Vibration Damping: Flexible couplings possess inherent damping properties due to their elastomeric or flexible elements. These elements absorb and dissipate vibrations generated during the operation of machinery. By dampening vibrations, the coupling protects the connected equipment from excessive oscillations, reducing fatigue and preventing mechanical failures. This enhanced vibration control increases the reliability of the system.
  • Shock Load Absorption: In applications with sudden load variations or shock loads, such as in heavy machinery or high-speed equipment, a flexible coupling acts as a shock absorber. It can absorb and dissipate the impact energy, protecting the machinery from damage caused by sudden loads. The ability to absorb shock loads contributes to the overall reliability of the connected equipment.
  • Reduced Wear and Tear: The flexibility of the coupling minimizes stress and wear on rotating equipment. It allows for slight movements and misalignments, reducing friction and stress on bearings and other critical components. This reduction in wear and tear lowers the frequency of maintenance and replacement, increasing the overall reliability of the equipment.
  • Compensation for Thermal Expansion: Temperature changes in machinery can lead to thermal expansion or contraction of shafts. A flexible coupling can compensate for these thermal effects, ensuring that the machinery remains properly aligned even as temperature conditions fluctuate. This compensation prevents binding and misalignment, promoting reliable performance.
  • Protection Against Overloads: Flexible couplings help protect connected equipment from overloads and torsional vibrations. They act as a mechanical fuse, disconnecting the driveline when an overload occurs, thus preventing damage to expensive machinery. This safety feature enhances the overall reliability and reduces the risk of catastrophic failures.
  • Easy Maintenance and Alignment: Flexible couplings are designed for easy installation and alignment. This feature simplifies maintenance procedures, making it easier to inspect and replace couplings when necessary. Properly aligned couplings lead to improved equipment performance and longevity, enhancing overall reliability.

By compensating for misalignment, damping vibrations, absorbing shock loads, reducing wear and tear, and providing other protective features, a flexible coupling significantly improves the reliability of connected equipment. It extends the lifespan of critical components, minimizes downtime, and ensures smooth and efficient operation, making it a valuable component in various industrial applications.

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 Hot selling Mh Coupling, Mh PU Coupling, Mh Polyurethane Coupling, Mh Rubber Coupling (3A2006)  China Hot selling Mh Coupling, Mh PU Coupling, Mh Polyurethane Coupling, Mh Rubber Coupling (3A2006)
editor by CX 2024-04-04