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Characteristics: The cylinder and the screw stems of the above extruders are made of high quality alloy steel with optimum hardness and strong corrosion resistance which after precision accomplishment and nitrogen treatment. The auxiliary machine has a platform working table for making operation easy. The coiling unit adopts torque motor to keep proper tension and make rolling even regular and roll-changing easy. Use: It is used to blowing various of PE thermal shrinking membranes which are applied extensively to food, medicine, beer bottle, material bottle, box, case, cloth reel, floor, glass, all sizes of trays, pottery, tissue, etc.
