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FKM Precompound-Bisphenol System

Properties



Bisphenol system Copolymer


Grade

Mooney Viscosity

ML(1+10, 121℃)

Hardness

(Shore A)

Tensile Strength

(MPa)

Elongation at Break (%)

Compression Set

200℃*70H(%)

Description
FR2201 27±7 77 13 200 20

Low Mooney, excellent fluidity, suitable for injection, extrusion complex rubber profile.

FR2261 25±5
75 15 230 20 Injection, good metal bonding, suitable for oil seal or sealing materials which need good bonding to Metal
FR2361 35±5 75 14 280 20 Good fluidity, good metal bonding, suitable for oil seal or sealing materials which need good bonding to metal.
FR2401 40±5 77 16 210 19 Medium Mooney viscosity injection and molding of o-ring, gaskets, mechanical seal and ectruded cord
FR2601 60±5 77 16 190 18 Suitable for O-ring. Comply with U.S. FDA certification.
FR2901 80±10 77 16 190 17 Suitable for rebound resilience and low comperssion set gasket or sealing material

Note: 

1. Fluoroine Content(%): 66.

2. Special Gravity(g/cm3): 1.82.

3. TR10 (℃): -17.




Bisphenol system Terpolymer


Grade

Mooney Viscosity

ML(1+10 21℃)

Hardness

(Shore A)

Tensile Strength

(MPa)

Elongation at Break (%)

Compression Set

200℃*70H(%)

Description
FR3301
30±5
76 13 230 17
Low Mooney viscosity Extrusion of fuel hose.
FR3301G
30±5
79 12 220 30
FR3361
30±5
75 11 320 19
FR3501
50±5
77 13 210 19


FR3501G
48±5
77 13 210 31
FR3561
50±5
75 14 280 20
FR3661
60±5
77 14 200 18
FR3701
70±5
78 14 200 18


Note: 

1. Fluoroine Content(%): 66--69.7.

2. Special Gravity(g/cm3): 1.81-1.87

3. TR10 (℃): -19~-17.


Remark:

1. Warning of mixing:FKM could not be mixed with metal powder or Amines;if mixing with Sulphur over 1% will hinder the vulcanization of FKM, it will cause the rubber to be completely unable to use.

2. Warning of vulcanization:When FKM is vulcanizing at high temperature, it will produce trace HF toxic gas, ventilation is suggested during production.

3. The test data is measured through professional inspectors,and as the technical specifications of our products. This can not be represented the test of products of different production processes by customers.





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