FFKM – Perfluoro-Caoutchouc

An elastic sealing material with natural recovery and good accommodation to the sealing surfaces and a chemical resistance comparable with PTFE. FFKM O-rings have a very high chemical and thermal resistance. Such seals can withstand virtually all kinds of chemicals and can be used at long duration conditions with temperatures up to +260 °C. Perfluoro-caoutchouc is better known under the trade names KALREZ® by DuPont, CHEMRAZ® by Greene Tweed, respectively DyneonTM Perfluoroelastomers PFE by Dyneon.



GRUENSFELD. Eugen Hellinger has been working at the BOHLENDER GmbH for 30 years now for which he was honoured from Managing Director...
Grünsfeld. Besides the already existing product brands at company BOHLENDER, BOLA and SICCO, a new brand has now been developed for...

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