film blasting machine 1.automatic,professional 2.hign efficiency,popular 3.hign quality,hign speed 4.two-head,time saving two-head plastic film blasting machine Uses and FeaturesUsed for blowing low density polyethylene (LDPE), high density polyethylene (HDPE) plastic film. Can be made into all kinds of vest bags, flat bags, widely used in food, clothing, textiles, industrial packaging. Extruder ...