... composite film, PET polyester film manufacturers, specializing in cable shielding and flexible ducts wrapping materials in Hangzhou, ... Reference: StuctureThickness(micron)AL9 PET1223AL12 PET1529AL15 PET2340AL25 PET3663AL50 PET3688Application : Cable Shielding, Flexible DuctAppearance : Straight, Smooth, without wrinkles ... world.mylar film Polyester Film For Signal Cable Self Adhesive Polyester Film