Uses: 1) It is used for blowing various plasitc film of low dentisity polyethylene (LDPE), high dentisty polyethylene (HDPE) and linear low density polyethylene (LLDPE) and so on2) Which are widely used for packing liquid, industrial products, garments,textile and printing laminationCharacteristics: 1) The cylinder and the screw stems of the extruder are made of high quality alloy steel with optimum hardeness and strong corrosion resistance after nitrogen treatment and precision finishing2) The auxiliary machine has a platform weking table for making operation easy and is equipped with bubble stabilizing ring3) Double -rolling and double cutting coiling unit adopts torque motor to motor to keep proper tension and make even and roll changing easy