Polyester Insulating Film
Varieties of polyester film are approved for UL
registered electrical systems that are rated as high as
Class F (155°C). It can be used as an electrical
insulation and as a laminate with other substrates.
Certain laminates are approved for use in systems rated
as high as Class R (220°C).
Polyester film can be supplied in various thicknesses
ranging from 1 mil to 5 mils. In addition to its
thermal, chemical, and dimensional stability, polyester
film offers a variety of performance characteristics
that make it an exceptional value for industrial and