three side sealing,stand-up,zipper,middle sealing bag making machine Profile ... .out device of machinery transmission,pneumatic blade.pnumatic pin hole,imported frequency governor,double-step pull,photocell ... dimension8000x1400x1750mm8000x1600x1950mm8000x1800x2150mmtotal power19kw22kw24kwWeight4000kg5000kg5500kg three side sealing,stand-up,zipper,middle sealing bag making machine