The Machine the cylinders and the screw of the above extruders are made of high-quality alloy steel with optimum hardness and 

strong corrosion resistance after precision finishing and nitrogen treatment. The auxiliary machine has a platform working 

table for making operation easy. The winding unit adopts torque motor to keep proper tension and make winding even and roll-

changing easy.
Uses:
It is used for blowing various plastic films of Low Density Polyethylene (LDPE), High Density Polyethylene (HDPE) and Linear 

Low Density Polyethylene (LLDPE) etc, which are widely used for packing industrial products, garments and food and for 

covering farmland. 
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