... 1. This machine adopts micro-computer control system with stepping motor(servo)feeding, photoelectric tracking, automatically punching, rush ... , article welding, correction, anticipate alarm, stop, main-motor transducer, ultrasonic welding etc.2. Bag making speed: ... is able to make various types of bags with conveniently switched functions.parameter:TypeFMF600Power Supply380V/220VApplicable MaterialPP ...