HDPE/LDPE Blowing Film Extruder 1.min.film thickness0.005mm 2.packing film machine 3.HDPE,LDPE,LLDPE,EVA SD-50 Rotary Die HDPE/LDPE film blowing Machine 1. Features: Blowing Film ExtruderIts extruder, cylinder and screw rods are made of quality alloy steel that have been nitride and processed in a precision way. Hence it is sound in hardness, durable in corrosion resistance. The specially- ...