China Best Sales C-King Nm Coupling, FCL Coupling, HRC Coupling Made with Cast Iron Material hrc coupling

Product Description

NM Coupling, NM Rubber Coupling Elements, NM Rubber Spider

 

Material: NBR, CSM/SBR Color: Black
Tensile Strength: 12Mpa Hardness: 80shore A
Elongation: 350% Density: 1.25g/cm3
Size: NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265    

 
 

 
NM coupling
NM type is precisely produced by a special designed synthetic rubber with 2 similar bodies of cast iron
Cast iron flanges:
Designed not only for the power transmission but also for protection of flexible rubber
Flexible rubber:Applications for pumps, fans, compressors, vehicles, transporting equipments, constructors, cement mixers, tractors, transmission machines, metal working machines, rollers and all other transmissions
Made of rubber and steel cores are inserted in the teeth so as to provide excellent durability and performance of coupling
 
Features:
Economical and practical using
Quiet and smooth operation
Easy installation and maintenance
Available to machines with high torque and intermittent operation
Characteristics of the synthetic rubber: proper elasticity and resistance to damping, oil, acids and alkalie
 
Specifications:
1: with CE certificate 
2: full detection of quality before delivery 
3: OEM is welcomed 
4: rich experience in precision casting
material: CSM/SBR, NBR
color: black.
surface: smooth
tensile strength: 12Mpa
hardness: 80Shore A
elongation: 400%
density: 1.25g/cm3
elasticity impact: >25%
tear strength: 35KN/m
working temperature: 100oC
standard size: 
NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265

Physical character: made by injection with high quality polyester 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 moulds and supply full range of GR, GS, MT, Hb, HRC, L, NM and Gear J series couplings with high quality and excellent experience. Apply to all kinds of industrial metal shaft coupling.

Specifications:
material: polyester, CSM/SBR
color: yellow, red, purple, green, black etc.
surface: smooth
tensile strength: 12-55Mpa
hardness: 80-98Shore 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*70oC): <10%
working temperature: 120oC
standard size for polyurethane coupling: 
GR14, GR19, GR24, GR28, GR38, GR42, GR48, GR55, GR65, GR75, GR90, GR100, GR110, GR125, GR140, GR160, GR180
MT1, MT2, MT3, MT4, MT5, MT6, MT7, MT8, MT9, MT10, MT11, MT12, MT13
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
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
Gear 3J, 4J, 5J, 6J, 7J, 8J, 9J, 10J, 11J
special size build molding according to the buyer’s drawings
***when you enquiry, pls confirm product’s number and quantity***

Standard: DIN, ANSI, GB
Material: Nr+SBR
Connection: Flange
Surface Treatment: Nothing
Head Type: Round
Type: Nm Type
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

China Best Sales C-King Nm Coupling, FCL Coupling, HRC Coupling Made with Cast Iron Material  hrc coupling

hrc coupling

Can HRC Couplings Accommodate High Torque and High-Speed Applications?

HRC (Highly Resilient Coupling) couplings are designed to handle a wide range of torque and speed requirements, making them suitable for various industrial applications, including those involving high torque and high-speed conditions. Their ability to accommodate high torque and high-speed applications depends on several factors:

  • Coupling Size and Type: HRC couplings come in various sizes and types, each with its torque and speed ratings. Larger couplings with robust designs can handle higher torque and speed than smaller ones.
  • Material Composition: HRC couplings consist of a metal hub and a flexible elastomeric element. The material composition of the elastomer plays a significant role in determining the coupling’s torque and speed capabilities.
  • Elastomer Properties: The elastomeric element in HRC couplings provides flexibility and damping. It should be selected based on its resilience, durability, and ability to withstand the intended torque and speed requirements.
  • Application Requirements: The coupling’s torque and speed ratings must match or exceed the demands of the application. Factors such as the driven and driving equipment’s power, load characteristics, and operational conditions should be considered.
  • Proper Installation: Correct installation, including accurate alignment and proper torqueing of the coupling, ensures optimal performance and minimizes the risk of premature failure in high torque and speed applications.

It’s important to consult the manufacturer’s specifications and guidelines to select the appropriate HRC coupling for a specific high torque and high-speed application. Using an undersized or unsuitable coupling can lead to premature wear, reduced efficiency, and potential safety hazards.

In summary, HRC couplings are well-suited for high torque and high-speed applications when properly selected, installed, and maintained. They offer the benefits of damping vibrations, shock absorption, and misalignment compensation while reliably transmitting power in demanding industrial settings.

hrc coupling

Factors to Consider When Choosing an HRC Coupling for a Specific System

When selecting an HRC coupling for a specific system, several crucial factors should be taken into consideration to ensure optimal performance and reliability:

1. Torque and Power Requirements: Determine the torque and power requirements of the application. This will help in selecting an HRC coupling with the appropriate torque rating and power capacity to handle the load.

2. Shaft Sizes: Check the shaft sizes of the connected equipment. The HRC coupling’s bore size should match the shaft sizes to ensure a proper fit and secure connection.

3. Misalignment Tolerance: Evaluate the expected misalignment in the system. HRC couplings are known for their ability to handle angular, parallel, and axial misalignment to a certain degree. Choose a coupling with the appropriate misalignment tolerance for your application.

4. Operating Speed: Consider the operating speed of the machinery. High-speed applications may require specially designed HRC couplings with balanced construction to prevent vibrations and maintain smooth operation.

5. Operating Temperature: Determine the range of operating temperatures in the system. Ensure that the selected HRC coupling can withstand the temperature extremes of the application without compromising its performance.

6. Environmental Conditions: Consider the environmental conditions in which the HRC coupling will operate. Factors such as moisture, dust, and corrosive elements should be taken into account when choosing the appropriate material and coating for the coupling.

7. Space Limitations: Evaluate the available space for the coupling installation. HRC couplings come in various sizes and designs, so choose one that fits within the spatial constraints of the system.

8. Maintenance Requirements: Determine the desired level of maintenance for the coupling. Some HRC couplings are maintenance-free, while others may require periodic inspection and lubrication.

9. Coupling Type: Consider the specific type of HRC coupling that best suits the application. HRC couplings are available in different designs, such as flange, taper bush, and pilot bore, each with its advantages for specific applications.

10. Budgetary Constraints: Finally, consider the budget for the coupling. While cost is an important factor, it should be balanced with the coupling’s performance, durability, and suitability for the application.

By carefully evaluating these factors, you can choose the most appropriate HRC coupling for your specific system, ensuring smooth power transmission, longevity, and reliability of your equipment.

hrc coupling

Materials Used in Manufacturing HRC Couplings

HRC couplings are typically made from a combination of different materials to provide the necessary properties for efficient power transmission and durability. The common materials used in manufacturing HRC couplings include:

  • Cast Iron: Cast iron is a widely used material for HRC couplings due to its excellent strength, durability, and resistance to wear and deformation. It is suitable for various industrial applications and can handle substantial torque and misalignment.
  • Steel: Steel is another popular choice for HRC coupling construction. It offers high tensile strength, good fatigue resistance, and the ability to handle high-speed applications. Steel HRC couplings are suitable for demanding environments and heavy-duty machinery.
  • Stainless Steel: Stainless steel HRC couplings are ideal for applications where corrosion resistance is essential. They are commonly used in industries such as food processing, pharmaceuticals, and marine environments.
  • Aluminum: Aluminum HRC couplings are lightweight and have excellent corrosion resistance. They are suitable for low to medium torque applications where weight reduction is a concern.
  • Bronze: Bronze is used in specialized HRC coupling designs, particularly for applications requiring low friction and high wear resistance. It is commonly used in marine and heavy machinery applications.
  • Polyurethane: Polyurethane is used for the flexible elements of HRC couplings. It offers good shock absorption and vibration damping properties, contributing to the coupling’s ability to protect connected equipment from shocks and vibrations.
  • Other Composite Materials: Some HRC couplings may feature composite materials that combine the benefits of different materials, such as rubber compounds with metal reinforcement, to provide specific performance characteristics.

The material selection for HRC couplings depends on the application requirements, including torque, speed, environmental conditions, and industry standards. Manufacturers often provide a range of material options to suit various applications and ensure reliable and efficient power transmission.

China Best Sales C-King Nm Coupling, FCL Coupling, HRC Coupling Made with Cast Iron Material  hrc couplingChina Best Sales C-King Nm Coupling, FCL Coupling, HRC Coupling Made with Cast Iron Material  hrc coupling
editor by CX 2023-11-27

Recent Posts

Hrc-Coupling

As one of hrc-coupling manufacturers, suppliers and exporters of mechanical products, We offer hrc-coupling and many other products.

Please contact us for details.

Mail: sales@hrccoupling.com

Manufacturer supplier exporter of hrc-coupling.