1. Blown the plastic (PVC, PP, PE) into the screw extruder (heating and melting) Extrusion die into a tube, and then blow the blower into the molten plastic tube, traction to the drum received ( Adjust the output of the die or the volume of the drum can be adjusted to the thickness of the plastic bag)
2. Cut the bag (according to the actual bag specifications will be blown out of the film cut into bags, if necessary, plus stamping shape, the need to print the word printing) - packaged.
