High Quality Purple Gr Coupling, PU Coupling, Polyurethane Coupling

High Quality Purple Gr Coupling, PU Coupling, Polyurethane Coupling

 High High quality Purple Gr Coupling, PU Coupling, Polyurethane Coupling

GR elastic spider is use to machanical shaft coupling, buffered act on the joint of the transmission shaft.


1, Very resistant to use, oil, ozone and ageing. Also resistant to hydrolysis (ideal for tropical climates)

two, Protect the push towards dynamic overload.

3, Good physical properties.

4, Easy installation .

5, OEM


Operating circumstances

Temperature: -40~+100°C

Torque:  22.4-2500NM


Materials: TPU

Hardness:   Yellow: 92 Shore A

                   Red: 98 Shore A

                   Green: sixty four Shore D

CZPT: KTR, Germany


Size     Substance OD       ID        H       H1         Lemella qty
GR14 Polyurethane 30 ten.5 twelve 10 four
GR19 Polyurethane forty eighteen fourteen.five 12 6
GR24 Polyurethane fifty four 26 15.two fourteen 8
GR28 Polyurethane 65 30 19 fifteen 8
GR38 Polyurethane eighty 38 22 eighteen eight
GR42 Polyurethane 95 46 24 twenty eight
GR48 Polyurethane 104 fifty one twenty five.5 21 8
GR55 Polyurethane one hundred twenty sixty 27 22 8
GR65 Polyurethane one hundred thirty five 68 32 26 8
GR75 Polyurethane a hundred and sixty eighty 37 30 10
GR90 Polyurethane 199 100 42 34 10
GR100 Polyurethane 225 113   38 10
GR110 Polyurethane 255 127   forty two ten
GR125 Polyurethane 290 147   forty six 10
GR140 Polyurethane 320 one hundred sixty five   50 10
GR160 Polyurethane 370 one hundred ninety   57 10
GR180 Polyurethane 420 220   64 12

Actual physical character: manufactured by injection with higher high quality polyester or mould CSM/SBR. It is planning and unique for all varieties of steel shaft coupling with really very good functionality of high tensile energy, substantial put on resistant, higher elastic resilience, h2o resistant, oil resistant and exceptional fatigue resilience, high impact resistant and many others. We have complete sets moulds and source entire selection of GR, GS, MT, Hb, HRC, L, NM and Equipment J collection couplings with substantial quality and outstanding knowledge. Apply to all types of industrial metal shaft coupling.

content: polyester, CSM/SBR
coloration: yellow, pink, purple, green, black etc.
surface area: easy
tensile power: 12-55Mpa
hardness: eighty-98Shore A
elongation: 400%-650%
density: one.25g/cm3
elasticity impact: >25%
tear energy: 35-155KN/m
akron abrasion reduction: <0.05cm3/1.61km
compression established (22h*70oC): <10%
functioning temperature: 120oC
normal measurement 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/ninety five, L99/one hundred, L110, L150, L190, L225, L276
FALK-R 10R, 20R, 30R, 40R, 50R, 60R, 70R, 80R
standard dimensions 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/one hundred, 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
unique size create molding according to the buyer’s drawings
***when you enquiry, pls validate product’s quantity and amount***


High Quality Purple Gr Coupling, PU Coupling, Polyurethane Coupling