... bag making machine,bag making machinery 1,Speed:100pcs 2,Computer control 3,max width:680mm 4,D bag Tbag Name:ONL-B700 CE Standard Automatic Nonwoven bag making machine ... feed off automatic shutdown, auto-punch;4, while at the end of the roll-ultrasonic welding, in particular ... , solid, smooth;5, automatic temperature and automatically correcting leaks; ...