Film blowing machinery 1.HDPE, LDPE, LLDPE, EVA plastic film. 2.good performace,high output. 3.film thickness0.02mm-0.2mm film blowing machinery1.application :This unit ... and reasonable design.3. Technical parameter: Equipment The specificatons01ExtruderModel : SJ-50/30 1 set ; the screw L/D30:1Motor power ... ,coiling up speed Vmax=30-60m/min . EXTRUDER: Model SJ-165/30×2 L/D 30:1 Type Wave-like ...