DuPont Kalrez® Perfluoroelastomer

For demanding sealing applications when customers require the very best, Kalrez® perfluoroelastomer parts are the elastomer seals of choice. Supplied in standard O-rings or custom shapes, Kalrez resists over 1,800 different chemicals while offering the high temperature stability of PTFE (316°C).  Advanced properties help maintain seal integrity, reduce maintenance and operating costs and improve safety.


Kalrez parts provide reliable, long-term service when in contact with a wide range of aggressive industrial and electronic grade chemicals. It is used in highly aggressive chemical processing, semiconductor wafer processing, pharmaceutical, oil and gas recovery, aerospace and petroleum applications. Production facilities for Kalrez are ISO and AS 9000 registered.


For additional information:

Kalrez Brochure

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