envelop paper bags,envelop bag making machine,envelop bag machine, ... ranging from NO.2to NO.7, and KODAK film paper bags. It can also impress the four sides of envelops ... and bags.It adopted bearings,gears,chain gears,and synchronous ... is a good product for pasting the paper bags.TECHNICAL PARAMETER:Applicable paper size:70-120 gWork capacity:3000-13000 ...