Product Description Usage: This film blowing machine is used for blowing the various plastic film of low density polyethylene (LDPE), high density polyethylene (HDPE) and linear low density polyethylene (LLDPE) etc, Which are widely used for packing food, fruit, garments, textile, garbage bag and vest bag other civil and industrial products, etc and for vest bag. Technical description: 1- screw and barrel: The screw and barrel are made of 38CRMOALA high quality alloy steel. It is after fine finishing and nitrided treatment. It has high hardness, strong resistance to corrosion, durable service. 2- Die head: The die head is plated with hard chrome, of screw mandrel type structure it can strengthen the intensity and evenness of plastic film.
