multi wall paper bag, valve paper sacks

Multi wall papaer bag, pasted valve bag, kraft paper sacks, heat sealed bags, pinched bottom bags, sewn open month bags, valve paper bags Paper mateiral: fom Canada, Finland, Russia Production line: Germany W-H machine Applid to: chemicals,cement, medical, food paper specification: 65g - 250g bag structure: 1-6layers print: 1-6 colors --- Common Sized pasted valve stepped bags (PVSE) Size: length, 350-1180mm; width, 350-730mm; bottom width, 80-242mm --- Large sized pasted valve stepped end bags Size: 1180mm * 730mm * 242mm Large sized pasted valve stepped end bags are widely applied to fumed silica and fine Nami (Nano) grade powder package such as GRACE, DEGUSSA, WACKER, RHODIA, TOKUYAMA etc, which is fit for vacuum filling. We have huge width printing machines for paper width up to 1530mm; automic bag-making machine for bag width up to 730mm and length 1430mm; automic pasting bottom production line for valve width up to 242mm.