PU Cheap Coupling, Rubber Coupling, Polyurethane Coupling with High Tensile Strength with ce certificate top quality low price

Product Description

PU CZPT , CZPT CZPT , CZPT urethane CZPT with CZPT Tensile CZPT

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, CZPT physical properties.


4, Easy installation .






Technical Data

Operating conditions

Temperature: -40~+100°C

Torque:  22.4-2500NM




Material: TPU

Hardness:   Yellow: 92 Shore A

                   Red: 98 Shore A

                   Green: 64 Shore D

Standard: KTR, Germany


Size     Material OD       ID        H       H1         Lemella qty
GR14 Polyurethane 30 10.5 12 10 4
GR19 Polyurethane 40 18 14.5 12 6
GR24 Polyurethane 54 26 15.2 14 8
GR28 Polyurethane 65 30 19 15 8
GR38 Polyurethane 80 38 22 18 8
GR42 Polyurethane 95 46 24 20 8
GR48 Polyurethane 104 51 25.5 21 8
GR55 Polyurethane 120 60 27 22 8
GR65 Polyurethane 135 68 32 26 8
GR75 Polyurethane 160 80 37 30 10
GR90 Polyurethane 199 100 42 34 10
GR100 Polyurethane 225 113   38 10
GR110 Polyurethane 255 127   42 10
GR125 Polyurethane 290 147   46 10
GR140 Polyurethane 320 165   50 10
GR160 Polyurethane 370 190   57 10
GR180 Polyurethane 420 220   64 12

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, CZPT , black etc.
surface: smooth
tensile strength: 12-55Mpa
hardness: 80-98Shore 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*70oC): <10%
working temperature: 120oC
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
***when you enquiry, pls confirm product's number and quantity***