DuPont Teflon FEP film is a transparent, thermoplastic film that can be heat sealed, thermoformed, laminated, welded, or metalized to be used in a wide variety of applications. With its ideal balance of chemical compatibility, electrical reliability, wide thermal range, mechanical toughness, and long term weather ability there are numerous uses where FEP becomes an ideal solution. Teflon FEP is available in thicknesses ranging from .0005 to .020 as well as in specialized cementable versions in the same thickness range.