China Professional 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***

 

Standard: DIN, ANSI, GB, JIS, BSW
Material: Plastic
Connection: Flange
Surface Treatment: Nothing
Head Type: Mh Type
Elongation: 650%
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Customization:
Available

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China Professional 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 affect the noise and vibration levels in a mechanical system?

A flexible coupling plays a crucial role in controlling noise and vibration levels in a mechanical system. It can significantly impact the overall smoothness and quietness of the system’s operation, contributing to enhanced performance and reduced wear on connected components.

Noise Reduction:

Flexible couplings help reduce noise in a mechanical system through their inherent ability to dampen vibrations. When the shafts of rotating machinery are not perfectly aligned, it can lead to vibrations that are transmitted throughout the system, resulting in noise generation. The elastomeric or flexible element of the coupling acts as a vibration dampener, absorbing and dissipating these vibrations. As a result, the noise levels in the system are reduced, creating a quieter operating environment.

Vibration Damping:

Vibrations in a mechanical system can lead to increased wear and tear on critical components, such as bearings, seals, and gears. Excessive vibrations can also cause resonance and damage to the system over time. Flexible couplings can effectively dampen vibrations by acting as a buffer between the driving and driven shafts. The flexible element absorbs the shock and vibrations, preventing them from propagating to other parts of the system. This vibration damping capability not only reduces noise but also protects the system from potential mechanical failures, extending the lifespan of the equipment.

Alignment Compensation:

Misalignment between shafts is a common cause of vibration and noise in rotating machinery. Flexible couplings excel at compensating for both angular and parallel misalignment. By accommodating misalignment, the coupling reduces the forces acting on the shafts and minimizes the generation of vibrations and noise. Proper alignment through the use of a flexible coupling ensures that the system operates smoothly and quietly.

Effect on Equipment Reliability:

Reducing noise and vibration levels has a positive impact on the reliability of connected equipment. Lower vibrations mean less stress on bearings and other rotating components, leading to extended component life and reduced maintenance requirements. A quieter operating environment can also be essential for certain applications, such as in laboratories or precision manufacturing processes, where excessive noise can interfere with delicate tasks or measurements.

Applications:

Flexible couplings find application in a wide range of industries, such as manufacturing, power generation, material handling, automotive, aerospace, and robotics. They are commonly used in pumps, compressors, fans, conveyors, and other rotating machinery where noise and vibration control are critical for smooth and reliable operation.

Summary:

A flexible coupling’s ability to reduce noise and dampen vibrations makes it an essential component in mechanical systems. By compensating for misalignment and providing vibration dampening properties, the flexible coupling enhances the overall system performance, reduces noise levels, and protects connected equipment from excessive wear and mechanical failures. Choosing the right type of flexible coupling based on the specific application requirements can have a significant impact on noise reduction and vibration control in the mechanical system.

mh coupling

Can you explain the different types of flexible coupling designs available?

There are several types of flexible coupling designs available, each with its unique construction and characteristics. These designs are tailored to meet specific application requirements and address different types of misalignment and torque transmission needs. Here are some of the most common types of flexible couplings:

  • Jaw Couplings: Jaw couplings consist of two hubs with curved jaws and an elastomer spider placed between them. The spider acts as a flexible element and can compensate for angular and parallel misalignment. Jaw couplings are widely used in various industrial applications due to their simple design and effectiveness in handling misalignment and vibration damping.
  • Disc Couplings: Disc couplings use thin metallic discs with a series of alternating slits and flanges to connect the shafts. The disc coupling design allows for excellent misalignment compensation, including angular, parallel, and axial misalignment. Disc couplings are known for their high torsional stiffness and precise torque transmission capabilities.
  • Gear Couplings: Gear couplings consist of toothed hubs connected by an external sleeve with gear teeth. They are well-suited for applications with high torque and moderate misalignment. Gear couplings offer good misalignment compensation and high torque capacity, making them popular in heavy-duty industrial applications.
  • Beam Couplings: Beam couplings use a single piece of flexible material, often a metal beam, to connect the shafts. The material’s flexibility allows for angular and axial misalignment compensation. Beam couplings are compact, lightweight, and provide low inertia, making them suitable for applications with high-speed requirements.
  • Bellows Couplings: Bellows couplings consist of a bellows-like flexible structure that connects the two hubs. They can compensate for angular, parallel, and axial misalignment. Bellows couplings are known for their high torsional stiffness and ability to maintain constant velocity transmission.
  • Oldham Couplings: Oldham couplings use three discs, with the middle one having a perpendicular slot. This design allows for angular misalignment compensation while transmitting torque between the hubs. Oldham couplings are often used when electrical isolation between shafts is required.

Each flexible coupling design has its strengths and limitations, and the choice depends on factors such as the application’s torque requirements, misalignment conditions, operating environment, and speed. Proper selection of the coupling type ensures optimal performance, efficiency, and reliability in various mechanical systems and rotating machinery.

China Professional Mh Coupling, Mh PU Coupling, Mh Polyurethane Coupling, Mh Rubber Coupling (3A2006)  China Professional Mh Coupling, Mh PU Coupling, Mh Polyurethane Coupling, Mh Rubber Coupling (3A2006)
editor by CX 2023-10-04