... made from petroleum. It was the first grade of polyethylene.2, Chemical resistanceExcellent resistance (no attack) ... ), and often with of a layer of aluminum foil (thus becoming aseptic packaging). Parts of computer hardware, such ... container, etc).Extrusion Molding ( Sheet, Pipe, Wire & Cable, etc.)Injection Molding ( Automotive, Electronic, Construction, House wares, Furniture, Toys, etc ...