The ultimate high performance sealing material for use in aerospace, chemical and semi conductor applications. FFKM has outstanding chemical resistance against a wide variety of chemicals such as acids, alkaline, ketones, esters, alcohols, hot water and steam. They also have excellent physical properties and very good compression set resistance over a broad range of temperatures, even as high as 320ºC

Chemical	Time Hrs	@ Temp degrees C	Hardness Change Shore A	Volume change
Acetone	168	23	-1	0
Sulphuric Acid (98%)	627	120	-6	3
Steam	168	160	-2	10
Skydrol 500	168	121	-2	3
Water	168	232	-4	12

Clwyd Compounders are the only custom compounder in the UK able to develop a compound to meet your specific application. Once developed the compound will be produced in a dedicated clean room.