... making machine. 3-side sealing bags making machine matched with ultrasonic welding machine.1,Uses: PE, PP, PVC, ... with 3-side sealing and self-styled bag making machine.as pipeline automatic welding production.2, Features:1) Using ultrasonic ... lower rate of fault.6) be compatible with automated machine or a bag machine and increase ... weight35kg 3-side sealing bags making machine matched with ultrasonic