Polyimide-fluorine-46 Composite film HF, FHF are made by dipping and coating F-46
emulsion on polyimide film then solidified at high temperature. Self-melt and the ability to
seal under high temperature are these films' special properties. It also has the excellent
characters in electric insulation, resistance to height temperature,radiation and corrosion
as well as self-melt and seal under high temperature etc.