Zip (Zipper) Blowing Machine ,ziplock(self lock) film blowing system,suitable for ... Extruder: a) Screw diameter: 65mm b) Screw length: 25mm c) Main drive: 7.5kW d) Heating capacity: 8kW 7) Extruding ... : 5,000 x 1,000 x 4,100mm c) Machine weight: 1,200kg d) Red-line extruder: 1,200kg ... : 1,400 x 400 x 900mm f) Weight: 80kgblowing machine,film blowing machine,blowing film machine Zip (Zipper) Blowing ...