China Professional T Coupling, Sbt Coupling, PU Coupling, Rubber Coupling 90-98 Shore a

Product Description

T Coupling, Sbt Coupling, PU Coupling, Rubber Coupling 90-98 Shore A
T type rubber coupling ,  T type polyurethane coupling , T type PU coupling
1. Material: polyurethane, rubber 
2. Good stability 
3. Easy to maintain 
4. ISO9001-2000 certificate
1. Jaw coupling/ SBT coupling
2. Flange cast iron, Insert Bubber
3. Taper bore universal series
4. Keyway dimensions conform to DIN6885,GB1095-1979 standards.

Item No. OD(mm) ID(mm) Thickness(mm) USD/piece for PU USD/piece for Rubber
T40       US$0.18  
T45 45 20 10 US$0.18  
T50 50     US$0.18  
T55 55 26 10 US$0.18  
T60 60 26 11 US$0.21  
T65 65 30 15 US$0.21  
T70 70 32 16 US$0.21  
T75 75 36 17 US$0.28 US$0.14
T80 80 36 18 US$0.28 US$0.16
T85 85 41 18 US$0.30 US$0.18
T90 90 41 18 US$0.39 US$0.21
T95 95 45 18 US$0.39 US$0.23
T100 100 54 22 US$0.49 US$0.26
T105 105 54 22 US$0.53 US$0.28
T108 108 52 22 US$0.62 US$0.28
T110 110 55 22 US$0.71 US$0.30
T115 115 55 23 US$0.85 US$0.34
T120 120 55 24 US$0.88 US$0.35
T125 125 60 25 US$0.97 US$0.44
T130 130 60 25 US$1.04 US$0.49
T135 135 60 25 US$1.15 US$0.53
T140 140 70 26 US$1.18 US$0.62
T145 145 72 27 US$1.24 US$0.71
T150 150 76 27 US$1.34 US$1.06
T154 154 78 26 US$1.76 US$1.24
T170 170 80 28 US$5.29 US$1.59
T185 185 113 40 US$5.65  
T190 190 0 0 US$6.18  
T210 210 100 36 US$7.06 US$3.18


Others 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
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rubber coupling

Diagnosing and Troubleshooting Rubber Coupling Issues

Diagnosing and troubleshooting problems with rubber couplings in machinery systems involves a systematic approach:

  1. Visual Inspection: Check for signs of wear, cracking, or deformation in the rubber elements.
  2. Vibration Analysis: Monitor vibration levels using sensors to identify excessive vibrations or irregular patterns.
  3. Noise Assessment: Listen for unusual noises during operation, which could indicate misalignment or worn components.
  4. Temperature Check: Monitor the operating temperature of the coupling, as overheating might indicate issues.
  5. Alignment Check: Ensure proper alignment between connected shafts to prevent excessive stress on the coupling.
  6. Torque Measurement: Measure the transmitted torque to identify any discrepancies from the expected values.
  7. Dynamic Testing: Conduct dynamic tests with load variations to identify performance issues.
  8. Comparative Analysis: Compare coupling behavior to baseline performance data.

If any issues are identified, they should be promptly addressed through proper maintenance, realignment, or replacement of damaged components.

rubber coupling

Common Rubber Materials Used in Manufacturing Rubber Couplings

Various rubber materials are used in the manufacturing of rubber couplings, each chosen based on its specific properties and the intended application:

  • Neoprene: Known for its oil and chemical resistance, neoprene rubber is used in couplings that require durability and resistance to harsh environments.
  • Nitrile: Nitrile rubber offers excellent oil and fuel resistance, making it suitable for applications in machinery that involve contact with lubricants.
  • Natural Rubber: Natural rubber provides good elasticity and flexibility, making it suitable for couplings requiring high levels of shock and vibration absorption.
  • EPDM: Ethylene Propylene Diene Monomer (EPDM) rubber offers good resistance to weather, ozone, and aging, making it suitable for outdoor or high-temperature applications.
  • Polyurethane: Polyurethane rubber offers high abrasion resistance and can handle higher load capacities, making it suitable for heavy-duty applications.

The choice of rubber material depends on factors such as the operating environment, chemical exposure, temperature range, flexibility requirements, and load conditions. Engineers select the appropriate rubber material to ensure the coupling’s performance and longevity in specific applications.

rubber coupling

Challenges of Misaligned Rubber Couplings and Their Resolution

Misaligned rubber couplings can lead to several challenges that impact the performance and reliability of machinery. These challenges include:

1. Reduced Efficiency: Misalignment can result in increased friction, causing energy loss and reduced efficiency in power transmission.

2. Increased Wear: Misaligned rubber couplings can cause uneven wear on the coupling’s rubber element and other connected components, leading to premature failure.

3. Vibrations and Noise: Misalignment can cause vibrations and noise, which not only affect the machinery’s operation but also contribute to discomfort for operators.

4. Overloading: Misalignment can lead to uneven loading on the coupling and connected components, potentially causing overloading and damage.

5. Premature Failure: Continuous operation with misaligned couplings can accelerate wear and fatigue, leading to premature failure of the coupling and other components.

To resolve these challenges, proper alignment practices are crucial:

1. Regular Maintenance: Perform routine inspections to identify misalignment and other issues early, allowing for timely adjustments.

2. Precise Installation: Ensure accurate alignment during the installation process to prevent initial misalignment.

3. Laser Alignment: Use laser alignment tools for accurate and reliable alignment between shafts.

4. Corrective Measures: If misalignment is detected, take corrective actions promptly to restore proper alignment.

5. Balancing Loads: Distribute loads evenly across the coupling and connected components to prevent overloading.

By addressing misalignment challenges proactively and adopting appropriate maintenance practices, the longevity and performance of rubber couplings can be significantly improved, minimizing downtime and maintenance costs in industrial applications.

China Professional T Coupling, Sbt Coupling, PU Coupling, Rubber Coupling 90-98 Shore a  China Professional T Coupling, Sbt Coupling, PU Coupling, Rubber Coupling 90-98 Shore a
editor by CX 2024-05-15

rubber coupling

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