GR Type Polyurethane PU Disc Coupling PU Roller Spider Cushion
98shore A GR coupling , PU coupling , polyurethane coupling with red color etc.
GR coupling, PU coupling, polyurethane coupling
GR elastic spider is apply to machanical shaft coupling, buffered act on the joint of the transmission shaft.
1, Extremely resistant to wear, oil, ozone and ageing. Also resistant to hydrolysis (ideal for tropical climates)
2, Protect the drive against dynamic overload.
3, Good physical properties.
4, Easy installation .
Hardness: Yellow: 92 Shore A
Red: 98 Shore A
Green: 64 Shore D
Standard: KTR, Germany
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.
material: polyester, CSM/SBR
color: yellow, red, purple, green, black etc.
tensile strength: 12-55Mpa
hardness: 80-98Shore A
elasticity impact: >25%
tear strength: 35-155KN/m
akron abrasion loss: <0.05cm3/1.61km
compression set (22h*70oC): <10%
working temperature: 120oC