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NM50-265 NBR Polyurethane Coupling , Industrial Mental Shaft Coupling

Categories Polyurethane Coupling
Brand Name: 3Arubber
Model Number: 3A2006
Certification: RoHS/FCC/SGS
Place of Origin: China
MOQ: 10 pieces
Price: negotiation
Payment Terms: L/C, T/T, Western Union,Paypal
Supply Ability: 10000kgs per month
Delivery Time: 10 working days after recieved your payment
Packaging Details: Packed in cartons
Material: NBR,CSM/SBR
Color: Black
Tensile Strength: 12Mpa
Hardness: 80 shore A
Elongation: 350%
Density: 1.25g/cm³
Size: NM50, NM67, NM82, NM97, NM112, NM128, NM148, NM168, NM194, NM214, NM240, NM265
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NM50-265 NBR Polyurethane Coupling , Industrial Mental Shaft Coupling

NM50-265 Polyurethane Coupling for Industrial Mental Shaft Coupling


"NM rubber coupling spider" and "NM rubber element" are both related to NM-type rubber couplings, typically referring to the elastomer (spider rubber ring) and rubber components of NM-type rubber couplings, respectively. Here is a detailed introduction to them:

Structure and Composition

  • The NM-type rubber coupling mainly consists of two cast iron half-couplings and an intermediate rubber elastomer.
  • The rubber elastomer, namely "NM rubber coupling spider", is spider-like in shape, usually with multiple claw-like structures that can match the convex claws of the half-couplings, playing a role in connecting and transmitting torque.
  • "NM rubber element" refers to the rubber components that make up the elastomer, which are the key parts for realizing the elastic function of the coupling. They are generally made of specially designed synthetic rubber, such as nitrile rubber (NBR).

Characteristics and Advantages

  • Good elasticity and shock absorption: It can effectively absorb and buffer the vibration and impact generated during the operation of equipment, reduce damage to equipment, extend the service life of equipment, and at the same time reduce noise and improve the comfort of the working environment.
  • Oil resistance and corrosion resistance: Rubber materials such as nitrile rubber have excellent oil resistance, acid and alkali resistance, and chemical corrosion resistance. They can maintain stable performance in harsh working environments and resist erosion from oils, acids, alkalis, and other chemical solvents.
  • High wear resistance: It has high wear resistance, and is not prone to wear, aging and other problems even during long-term and frequent use, thus ensuring the transmission efficiency and stability of the coupling.
  • Easy installation: The structure is relatively simple, and installation and disassembly are easy, which is convenient for equipment maintenance and overhaul, and can save time and labor costs.
  • Ability to compensate for shaft misalignment: It can compensate for axial, radial and angular deviations generated during equipment installation and operation, enabling the equipment to operate normally within a certain deviation range, improving the installation accuracy and operational reliability of the equipment.

Application Fields

  • Pump equipment: Such as centrifugal pumps, gear pumps, screw pumps, etc., used to connect the pump shaft and motor shaft, transmit power while effectively buffering the vibration and impact generated during pump operation.
  • Fan equipment: Including centrifugal fans, axial fans, etc., which can reduce vibration and noise during fan operation and ensure the stable operation of the fan.
  • Compressors: Such as air compressors, refrigeration compressors, etc., can withstand high torque and intermittent loads during compressor operation, protecting the equipment from damage.
  • Transportation equipment: In transportation equipment such as conveyors, elevators, cranes, etc., it can ensure the smooth transmission of power and adapt to different working conditions.
  • Other industrial equipment: It is also widely used in various industrial equipment such as mixers, crushers, reducers, printing machines, textile machines, etc., playing a role in connection and transmission.

Main Specifications

Common outer diameter sizes include 50mm, 67mm, 82mm, 97mm, 112mm, 128mm, 148mm, 168mm, 194mm, 214mm, etc.
"NM rubber coupling spider" and "NM rubber element" are both related to NM-type rubber couplings, typically referring to the elastomer (spider rubber ring) and rubber components of NM-type rubber couplings, respectively. Here is a detailed introduction to them:

Structure and Composition

  • The NM-type rubber coupling mainly consists of two cast iron half-couplings and an intermediate rubber elastomer.
  • The rubber elastomer, namely "NM rubber coupling spider", is spider-like in shape, usually with multiple claw-like structures that can match the convex claws of the half-couplings, playing a role in connecting and transmitting torque.
  • "NM rubber element" refers to the rubber components that make up the elastomer, which are the key parts for realizing the elastic function of the coupling. They are generally made of specially designed synthetic rubber, such as nitrile rubber (NBR).

Characteristics and Advantages

  • Good elasticity and shock absorption: It can effectively absorb and buffer the vibration and impact generated during the operation of equipment, reduce damage to equipment, extend the service life of equipment, and at the same time reduce noise and improve the comfort of the working environment.
  • Oil resistance and corrosion resistance: Rubber materials such as nitrile rubber have excellent oil resistance, acid and alkali resistance, and chemical corrosion resistance. They can maintain stable performance in harsh working environments and resist erosion from oils, acids, alkalis, and other chemical solvents.
  • High wear resistance: It has high wear resistance, and is not prone to wear, aging and other problems even during long-term and frequent use, thus ensuring the transmission efficiency and stability of the coupling.
  • Easy installation: The structure is relatively simple, and installation and disassembly are easy, which is convenient for equipment maintenance and overhaul, and can save time and labor costs.
  • Ability to compensate for shaft misalignment: It can compensate for axial, radial and angular deviations generated during equipment installation and operation, enabling the equipment to operate normally within a certain deviation range, improving the installation accuracy and operational reliability of the equipment.

Application Fields

  • Pump equipment: Such as centrifugal pumps, gear pumps, screw pumps, etc., used to connect the pump shaft and motor shaft, transmit power while effectively buffering the vibration and impact generated during pump operation.
  • Fan equipment: Including centrifugal fans, axial fans, etc., which can reduce vibration and noise during fan operation and ensure the stable operation of the fan.
  • Compressors: Such as air compressors, refrigeration compressors, etc., can withstand high torque and intermittent loads during compressor operation, protecting the equipment from damage.
  • Transportation equipment: In transportation equipment such as conveyors, elevators, cranes, etc., it can ensure the smooth transmission of power and adapt to different working conditions.
  • Other industrial equipment: It is also widely used in various industrial equipment such as mixers, crushers, reducers, printing machines, textile machines, etc., playing a role in connection and transmission.

Main Specifications

Common outer diameter sizes include 50mm, 67mm, 82mm, 97mm, 112mm, 128mm, 148mm, 168mm, 194mm, 214mm, etc.

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 Application: pumps, fans, coupressors, vehicles, transporting equipments, constructors, cement mixers, tractors, transmission machines, metal working machines, rollers and all other trasmissions.Made of rubber and steel corres are inserted in the teeth so as to provide excellent durability and performance of coupling.


Advantages:

1.Economial and practical using
2.Quiet and smooth operation
3.Easy installation and maintenance
4.Available to machines with high torque and intermittent operation
5.Characteristics of the synthetic rubber, proper elasticty and resistance to damping, oil, acids and alkalies.

Use:

Mainly used in the mining, metallurgical, cement, chemicals,construction, buiding materials,

electric power, telecommunictions, textiles, and transportation departments.

Such as:

1. conveyor:Belt conveyor,AFC conveyor, chain conveyor, screw conveyor.

2. Pum:Water pump, oil pump, slush pump, etc.

3.Fan: Draft fan, fanner, boil fan, etc.

4. Excator:bucket excavator bucket, wheel excavators .

5. Crane:Tower crane, gantry crande, bridge crane.

6.Others:Various elevators, coal plough, ball mill, crusher, recreation machine.

7.Blender equipment, centrifuger, washer, leather-making machine, machine for recreation

park mixer wire drawing machine.Extruder, dregs crusher of boiler.

8.Plastic feeder, rubber smelling machine, etc.


Product Tags:

pu coupling

  

rubber coupling

  
Quality NM50-265 NBR Polyurethane Coupling , Industrial Mental Shaft Coupling for sale
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