... bag: 520mm Thickness of the material: 30-120 g/m2 Speed: 30-70pcs/min (According to the size of the bag ... . 8. PLC control, high accuracy and small error. 9. Stepless variable speed, stable performance, debug conveniently. 10. Operates simply, easy to learn ... goods, reduce the labor and improve working efficiency; adjust production speed and product size—up to a point; multifunction automatic non ...