PVC electrical tape is made of soft polyvinyl chloride (PVC) film as the base material and is made of rubber-coated pressure-sensitive adhesive. It has good insulation, flame resistance, voltage resistance, and cold resistance. It is suitable for automobile wiring and wire winding , insulation protection, etc. Polyester electrical tape, also known as Mylar tape, is made of polyester film and solvent-based pressure-sensitive adhesive. It has high tensile strength and high temperature resistance, and is used in the manufacture of various transformers.