... . SJ-A50,55,60,65 High Speed Blowing Film MachineUse characteristicsThe unit extruder, barrel, screw adopt high ... LDPE) ,linear low density polyethylene (LLDPE), such as plastic film, widely used in food, clothing, garbage bags, vests ... other civil and industrial packaging.OPTIONAL EQUIPMENT1AUTO LOADER 2)CAST ALUM HEATER 3)AIR SHAFT 4)ROTARY DIE DEVICE5 ... 2.8*6.5m HDPE High speed Film Blowing Machine