The TFE/P (FEPM) has excellent resistance to weathering, heat, oil and petroleum products. It has excellent chemical resistance and especially to bases and amines.
The TFE/P (FEPM) differs from the FKM by a better resistance to alkalis and steam but a worse behavior in the cold.

Designations: Tetrafluorethylene Propylene Copolymer Elastomer - TFE/P - FEPM - Aflas®