To blow HDPE,LDPE and LLDPE widely used in food, clothing, garbage bags, vests bags, and other civil and industrial packing. SJ-A50,55,60,65 High Speed Blowing Film MachineUse characteristicsThe unit extruder, barrel, screw adopt high-quality steel, nitride tight handling and precision machining, with the best hardness and corrosion resistance, a specially designed screw high yield, good plastics ...