... : PET 2. produce different size products PET Strap Extrusion Line adopt PET Special Screw Extruder is used for extruding ... pipe, stick, blown film, stayguy, bottle blow and wire, cable, insulating barrier and so on. This is PET Strap Extrusion Line ... adopts double-roll unit, with simple operation, and change the rolls conveniently.Pet Strap Production Line/Pet Strap Extrusion Line/Pet Strap Extrusion ...