... extruder,film blowing,film extrusion,film machine,plastic extruder,film making machine,pe,opp film blowing machine IntroductionFilm extruder ... ,film blowing,film extrusion,film machine,plastic extruder,film making machine,pe,opp film blowing machineCharacteristicsBoth the ... Low-density polyethylene(LDPEand high-density polyethyene (HDPE) plastic film to make various vest bags and flat-rim ...