The machine uses HDPE or LDPE as raw materials after being heated, extruded, blown, drawn and winded the materials become cylindrical plastic film, through cutting and sealing, the cylindrical film can be made into food packaging bag, shopping bags or liner bags within woven bag, the film can be used for agriculture film, field film and shed film after one or two side cut in the production processing.
Single extruder with 2 sets of dies can blow 2 rolls of circular films at the same time.
2-color extruder can produce circular film with multi-color strip.