3 Layers PP film is a polypropylene film. This film with better insulation and widely used in electrical insulation. This material is soft and can be made very thin.
The PP film produced by the lower blowing water cooling method can partially replace CPP and BOPP, and has the advantages of high transparency, good physical properties and low price, and can be widely used in bag food packaging, shirt packaging and composite base film.
Details and optional parts: