... , high configuration with hard teeth gear box, nitrogen treated screw, full inverters control, emboss roll, air shaft. film blowing machine, ... extruder, PE film making machineUSAGEIt is the plastic film blowing machine for blowing PE(HDPE, LDPE, LLDPE), film; etc.Which ... the die head.6. Machine passed CE certification, and our factory passed ISO certification, quality guaranteed.PARAMETER ModelSJ-50SJ ...