FKM 1 - Fluoroelastomer copolymer

Clwyd reference FKM 1
ASTM classification FKM 1
Typical applications
Advantages
Disadvantages
Available hardness range (Shore A) 50 - 95
Upper continuous service temp. 240°C
Min. temp. for sealing applications -15°C
Minimum non-brittle  temp.  -20°C
Tensile strength (up to) 20 MPa
Elongation at break (up to) 300%
Price Bracket Low
ASTM 1 Oil Excellent
ASTM 2 Oil Excellent
ASTM 3 Oil Excellent
Kerosene Excellent
Liquid B Excellent
Liquid 101 Excellent
Phosphate ester None
Ketone None
Toluene Excellent
Iso-octane Excellent
Methanol None
Acid (weak) Good
Acid (strong) Average
Base (weak) None
Base (strong) None
Hydrogen sulphide None
Steam None
Ozone Excellent
Radiation Excellent
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