3M™ Electrical Tape 98C-1 has a 1-mil polyimide backing with silicone adhesive. It is designed for high-temperature electrical applications in which a tough, thin insulation material is required for wrapping, such as in coils, transformers and capacitors.
3M™ Polyimide Film Electrical Tape 98C-1 is a polyimide film tape that has a silicone adhesive. It is commonly used in wrapping coils, capacitors, wire harnesses, transformers, anchoring leads and as a solder masking tape during PCB assembly. UL rated 220°C (428°F) and RoHS Compliant.