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Latest News...

Rubber in Engineering Group @ Clwyd - Sep 2018

Clwyd welcomed the Rubber in Engineering Group on Friday 21st September, more than 20 more

Polymer Types - CSM - Chlorosulphonated rubber...

Clwyd reference CSM
ASTM classification CSM

Chlorosulphonated polyethylene rubber

Typical applications Automotive hoses, electric cable jacketing, machine parts, flexible tubes, rolls and linings

Excellent ozone and weathering resistance
Good resistance to oils
Good fire resistance


Poor resistance to some non-polar solvents
Poor steam resistance

Available hardness range (Shore A) 30 – 90
Upper continuous service temp. (°C) 125
Min. temp. for sealing applications (°C) -25
Minimum non-brittle  temp.  (°C) -40
Tensile strength (up to) 23 MPa
Elongation at break (up to) 350%

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