TPU Material Polyurethane Coupling with Standard Size and Flexible Jaw Structure for Industrial Applications

Place of Origin China
Brand Name 3A Rubber
Certification ISO9001
Model Number GR, GS
Minimum Order Quantity 10pieces
Packaging Details packing in cratons
Delivery Time 7-15days
Payment Terms L/C,D/A,D/P,T/T,Western Union
Supply Ability 1000000pieces/month
Product Details
Color Red, Yellow, Green Material TPU
Hardness 92, 95, 98shore A Type GR, GS
Structure Jaw / Spider Flexible Or Rigid Flexible
Standard Or Nonstandard Standard Product Name GR90 Spider For TS-B Rotex Jaw Coupling
Size Standard Sizes Service OEM Or ODM
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Product Description
TPU Material Elastic Couplings GS Coupling Standard Size with OEM/ODM
Polyurethane Coupling, PU Coupling, GR Coupling, GS Coupling

Description: Polyurethane elastomeric is a new polymer synthetic material between rubber and plastic, combining the high strength of plastic with the high elasticity of rubber.

Key Characteristics
  • Wide hardness range: Shore A10-D80 while maintaining rubber-like elongation and resilience
  • High strength: Superior tensile strength, tear strength, and load capacity compared to rubber; better impact and flexural strength than plastics at high hardness
  • Exceptional wear resistance: 0.01-0.10cm³/1.61km range, approximately 3-5 times better than rubber materials
  • Oil resistant: Low affinity with non-polar mineral oils, minimal erosion in fuel and mechanical oils
  • Excellent oxygen and ozone resistance
  • Superior vibration absorption: Effective damping and buffering properties, suitable replacement for rubber and springs in mold manufacturing
  • Good low temperature performance
  • Radiation resistant: Maintains satisfactory performance at 10-10 deg radiation dose
  • Excellent machining performance

Our polyurethane and rubber couplings are manufactured through injection molding using high-quality TPU material or molded CSM/SBR. Specifically designed for various metal shaft couplings, they offer outstanding performance including high tensile strength, wear resistance, elastic resilience, water and oil resistance, excellent fatigue resilience, and high impact resistance.

We maintain comprehensive injection molds and supply a full range of coupling types including GR, GS, MT, ML, MH, Hb, HRC, L, T, NM, and Gear J series with superior quality and extensive experience. Suitable for all types of industrial metal shaft couplings.

Technical Specifications
Material TPU, CSM/SBR, NBR, nylon, etc.
Color Yellow, red, purple, green, black, beige, etc.
Surface Smooth
Tensile Strength 8-55 Mpa
Hardness 70-98 Shore A
Elongation 400%-650%
Density 1.25 g/cm³
Elasticity Impact >25%
Tear Strength 35-155 KN/m
Akron Abrasion Loss <0.05 cm³/1.61km
Compression Set (22h*70°C) <10%
Working Temperature 120°C
Standard Sizes Available
Polyurethane Couplings:
GR14GR19GR24 GR28GR38GR42 GR48GR55GR65 GR75GR90GR100 GR110GR125GR140 GR160GR180GS5 GS7GS9GS12 GS14GS19GS24 GS28GS38GS42 GS48GS550GS65 GS75MT1-13ML1-13 MH45-200HRC70-280L35-276 FALK-R 10R-80RSBT T40-210 Joong Ang CR0050-7080MS0511-6510 D14-D655H-11H
Rubber Couplings:
Hb80-315HRC70-280L35-225 NM50-265NOR-MEX168-265FCL1#-8# FCL90-630Gear 3J-14JHytre 4H-11H Tyre F40-160SBT T75-210FCLpin #1-#8 GR42-75DL1-11
Nylon Couplings:
NL1-10M28-65
Additional Information

Packing: Available in bags, cartons, pallets, or crates

Customization: OEM & customized sizes available upon agreement

Special Supply: All kinds of steel couplings for FCL, NM, MH, HRC, Love Joy, Joongang, Centafelx, XL-GR, Tyre

Important: When making an enquiry, please confirm the type, size number, and quantity for accurate quotation and service.