General Sealing Products / Solid Rubber Compound Grades

Chlorosulphonated Polyethylene Rubber

Custom Grades including MilSpec, Def STAN, NSN, AS & DTD available. Below is a sample of common grades. Contact us for your unique requirements.

Commonly used in the construction and electrical industries for its impermeability capacities, but it is also frequently used for seals and equipment protection for the chemical and automotive industries.

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Temperature Range:

-35° to +140°C (-31°F to +284°F)



CSM rubber, also known as chlorosulphonated polyethylene (CSPE) or by the former brand name Hypalon® is renowned for its excellent resistance to adverse atmospheric conditions and its waterproofing and acid-proofing and alkaline-proofing capacities.

It is noted for its resistance to chemicals, as well as excellent resistance to weather, ozone, heat and abrasion. It also has Fair resistance to petroleum based fluids and acids, temperature extremes, and ultraviolet light.

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