paper bag making machine

paper bag making machine We adopt many advanced techniques and constructions of the similar automatic envelope making machines made in other advanced countries. Our PTF series automatic envelope making machines are suitable for the economic production of window envelopes, gummed envelopes, and peal and seal envelopes. These functions can be carries out in one model. We also can made different PTF optional models according to customers' demands. Paper blank size: max. width: 480mm; max. length: 350mm Envelope size: max. 250 x 176mm; min. 100 x 90mm Paper weight: 75-120gsm Output: max.18,000pcs/h Window size: width: 25-100mm; length: 35-140mm Window film size length: max. 230mm; min. 36mm Window film size width: max. 120mm; min. 35mm Protection strip length: max. 235mm; min. 100mm Capacity requirements: motor: 4kW; drying: 9kW; air pump: 16.5kW Dimensions (L x W x H): 10,800 x 1,810 x 1,600mm Machine weight: 8,000kg