China Hot selling T40 – T210 Sbt Elastic Spider, Sbt Polyurethane Coupling, SBR Spider Coupling for Jaw Coupling (3A2006)

Product Description

T40 – T210 SBT Elastic Spider, SBT Polyurethane Coupling, SBR Spider Coupling for Jaw Coupling (3A2006)

 
SBT Type elastic spider is suitable to water pumps and mechnical cushinoning effect to joint of transmission shaft.
 
Advabtages:
1. Extremely resistant to wear, oil, CHINAMFG and ageing. Also resistant to hydrolysis (ideal for tropical climates)
2. Protect the drive against dynamic overload.
3. Good physical properties.
4. Easy installation .
5. OEM
 
Technical Data
Operating conditions
Temperature: -40~+100°C
Torque:  22.4-2500NM
 
Material
Material: NBR, CPU/TPU
Hardness: 70, 90, 95, 98 Shore A
 
 

Specifications:  
product advantage 1. Widely used in all kinds of water pumps
  2. Easy installation
Material composition TPU, NBR
Working Temperature -30ºC~+100ºC
Product hardness(shore A) TPU:90, 95, 98+-2shore A, NBR:70+/-5shore A
Torque 22.4-2500NM
Size any regular size or based on customer request
Color black or natural
Logo Yierka or customer logo is available
working midea water, oil
OEM&ODM welcome
Sample lead time Within 7 days
Production lead time 15 days or as per customers’ order quantity
Ship menthods by ocean/air or express is okay
Delivery port HangZhou, ZheJiang or ZheJiang
Payment terms 1.T/T 2. L/C 3. Western Union
Our Advantage: 1.nearly 10 years manufacturing experience
skilled workers, technology are abuntant.
 
2.In 1991,we cooperate with Chinese Academy of Science conducting the cooperation for seal technology applying in the mine, hydraulic and pneumatic system and engineering system.

 

Normal Size
part number ID(mm) OD(mm) H(mm)
SBT-40 18 40 10
SBT-45 20 45 10
SBT-56 27 56 15
SBT-62 30 62 15
SBT-65 30 65 15
SBT-75 35 75 15
SBT-79 40 79 15
SBT-90 45 90 18
SBT-94 45 94 18
SBT-104 55 104 23
SBT-108 55 108 24
SBT-126 60 126 28
SBT-133 60 133 25
SBT-154 79 154 27
SBT-170 80 170 28
SBT-175 85 175 30
SBT-180 90 180 30
SBT-200 100 200 36

 
 
 

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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spider coupling

How does a spider coupling compare to other types of couplings, such as jaw couplings or gear couplings?

Spider couplings, jaw couplings, and gear couplings are all commonly used in mechanical systems for power transmission and misalignment compensation. Each type of coupling has its own unique characteristics and advantages. Here’s a comparison:

  • Spider Couplings: Spider couplings, also known as flexible couplings or jaw/spider couplings, use an elastomeric spider to transmit torque and accommodate misalignment. They are known for their flexibility, vibration dampening, and ability to handle angular, radial, and axial misalignment. Spider couplings are suitable for a wide range of applications and are cost-effective solutions for moderate torque requirements and misalignment compensation.
  • Jaw Couplings: Jaw couplings consist of two hubs with curved jaws that interlock and transmit torque. They are simple to install and provide a secure connection. However, jaw couplings are less effective in accommodating misalignment compared to spider couplings. They are suitable for applications with minimal misalignment and moderate torque transmission.
  • Gear Couplings: Gear couplings use toothed gears to transmit torque between shafts. They are robust and capable of transmitting high torque while accommodating some misalignment. Gear couplings are often used in heavy-duty applications that require precise torque transmission and can tolerate limited misalignment.

When comparing these couplings, spider couplings stand out for their versatility in handling various types of misalignment and providing vibration dampening. Jaw couplings are simpler and suitable for applications with minimal misalignment, while gear couplings excel in heavy-duty applications with high torque requirements. The choice between these couplings depends on the specific requirements of the application, including torque, misalignment compensation, space limitations, and cost considerations.

spider coupling

Are there any specific maintenance practices for ensuring the longevity of spider couplings?

Yes, implementing proper maintenance practices is crucial for ensuring the longevity and optimal performance of spider couplings. Here are some specific maintenance practices to consider:

  • Regular Inspections: Conduct routine visual inspections of the coupling to identify any signs of wear, damage, or misalignment. Regular inspections allow you to detect issues early and address them before they escalate.
  • Lubrication: Follow the manufacturer’s recommendations for lubrication intervals and use the appropriate lubricant. Proper lubrication reduces friction, prevents excessive wear, and maintains coupling efficiency.
  • Alignment Checks: Ensure that the shafts connected by the coupling are properly aligned. Misalignment can accelerate wear and compromise coupling performance. Regular alignment checks are essential, especially after maintenance or changes in operating conditions.
  • Torque Checks: Periodically check the torque values of fasteners such as bolts, nuts, and screws that secure the coupling components. Proper torque ensures the coupling remains securely fastened.
  • Temperature Monitoring: Monitor the operating temperature of the coupling during normal operation. Abnormally high temperatures can indicate excessive friction and potential issues with the coupling.
  • Environmental Considerations: If the machinery is operating in harsh or corrosive environments, take appropriate measures to protect the coupling from contaminants, chemicals, and moisture.
  • Replacement of Elastomeric Spider: The elastomeric spider is a critical component of the coupling. Replace it if you notice signs of wear, cracks, tears, or deformation. Follow the manufacturer’s recommended replacement intervals.
  • Documentation: Maintain records of maintenance activities, inspections, and any repairs performed on the coupling. This documentation helps track the history of the coupling and informs future maintenance decisions.
  • Training and Education: Ensure that maintenance personnel are trained in proper coupling maintenance practices. This includes handling, installation, and lubrication procedures.

By adhering to these maintenance practices, you can extend the lifespan of spider couplings, reduce the likelihood of unexpected failures, and ensure the continued reliability of machinery systems.

spider coupling

What is a spider coupling and how is it used in mechanical systems?

A spider coupling, also known as a jaw coupling or elastomeric coupling, is a type of flexible coupling used to connect two shafts while accommodating misalignment and transmitting torque between them. It consists of three main components: two hubs and an elastomeric spider or insert that fits between them.

The elastomeric spider is typically made of a flexible and durable material, such as rubber or polyurethane, with a series of lobes or fins that fit into matching grooves on the inner surfaces of the hubs. These lobes allow the spider to flex and absorb misalignments between the connected shafts while transmitting torque.

The spider coupling is used in mechanical systems to:

  • Transmit Torque: The primary function of a spider coupling is to transmit torque from one shaft to another. As the shafts rotate, the elastomeric spider deforms slightly, allowing the hubs to move relative to each other while maintaining torque transmission.
  • Accommodate Misalignment: Spider couplings can accommodate different types of misalignment, including angular, axial, and parallel misalignments, without causing excessive stress on the connected components. This flexibility helps prevent premature wear and failure.
  • Dampen Vibrations: The elastomeric material of the spider acts as a shock absorber, dampening vibrations and reducing the transmission of vibrations between the connected shafts. This can improve overall system performance and reduce wear on components.
  • Isolate Shock Loads: In applications with sudden changes in torque or shock loads, the spider coupling can absorb and dampen these shocks, protecting the connected components from damage.
  • Reduce Maintenance: Spider couplings require minimal maintenance due to their simple design and absence of lubrication points. This can lead to reduced downtime and maintenance costs in industrial machinery.
  • Provide Electric Insulation: Spider couplings can provide electrical isolation between the connected shafts, making them suitable for applications where electrical grounding needs to be minimized.

Spider couplings are commonly used in various machinery and equipment, such as pumps, compressors, conveyors, fans, and industrial machinery. They are particularly well-suited for applications that require flexibility, misalignment compensation, vibration reduction, and ease of maintenance.

China Hot selling T40 - T210 Sbt Elastic Spider, Sbt Polyurethane Coupling, SBR Spider Coupling for Jaw Coupling (3A2006)  China Hot selling T40 - T210 Sbt Elastic Spider, Sbt Polyurethane Coupling, SBR Spider Coupling for Jaw Coupling (3A2006)
editor by CX 2024-05-14