... in thermoforming and blow molding operations for composites materials Double Layer nylon Film Tube for blow molding1.width:10mm-700mm(e.g ... .:10mm, 30mm , 60mm, 70mm, 120mm, 300mm )2.thickness:30um-200um(e.g ... rackets,bicycles,bats,etc.This is a special nylon bagging film that is much softer and elastic so it can be ...