The Automatic High Speed Square Bottom Paper Bag Machine is a state-of-the-art square bottom paper bag making machine. It uses paper roll blank or printed of thickness 60 to 140g/m2 as raw material to produce a different variety of paper bags, leisure food bags, bread bags, dried fruits bags and so on which are more convenient, more efficient, more stable and more environmentally friendly. It uses a paper roll of maximum width of 1050mm and 1200mm diameter for bag making at a constant speed of 30-180 pcs/min.