3M Polyimide Film Electrical Tape 92, is an industrial grade 3 mil electrical tape constructed with a polyimide film backing mated to a thermosetting pressure sensitive silicone adhesive. This product is used for high temperature electrical insulating applications, wave solder masking on PCB and wrapping coils, transformers and wire harnesses. Constructed for effectiveness in high heat applications, this product exhibits flame retardant properties as well as functional holding power without loss of tensile or electrical properties at high temperatures.