what is fep material
Teflonâ¢ FEP Resin and Film. Teflonâ¢ FEP is a fluorinated ethylene propylene resin that meets the ASTM Standard Specification for FEPâFluorocarbon Molding and Extrusion Materials under ASTM Designation D2116-95a. It is available as pellets or as stabilized aqueous dispersions.