This Von Roll Mylar® FC Film Roll is a high-performance polyester electrical insulator designed for demanding applications, featuring a thickness of 5 mil, a width of 36 inches, and a length of 250 yards. The film exhibits excellent dielectric strength of 7,000 volts/mil and a dielectric constant of 3.2, ensuring superior insulation properties with a dissipation factor of only 0.005. It withstands extreme temperatures from -40°F to 330°F and maintains dimensional stability across wide thermal ranges. Key features include tear and puncture resistance, moisture and chemical resistance, and non-yellowing durability without plasticizers. Ideal for motor insulators, flexible circuits, and wire cable insulation, this translucent film meets MIL-I-631 standards for reliable electrical performance.