... ,popular 3.hign quality,hign speed 4.two-head,time saving two-head plastic film blasting machine Uses and FeaturesUsed for ... polyethylene (LDPE), high density polyethylene (HDPE) plastic film. Can be made into all kinds of vest bags, flat bags, widely used ... , this unit has been scientifically designed to pay a two-head extrusion, high output, effective, environmentally friendly energy.Main technical ...