ONL-C Non-woven Zipper Bag Making Machine,Zipper lock bag machines,nonwoven bag,shopping bag, ... in firm appearance after welding. This machinery is an optical choice for the nonwoven bag making enterprise and businessmen devoted ... punch;4, while at the end of the roll-ultrasonic welding, in particular, solid, smooth;5, automatic temperature and ... ×1600×2000mm ONL-C Non-woven Zipper Bag Making Machine