... , Nylon, EV/AEV material etc. intelligent computer type ultrasonic welding machine Scope of Products: 1.Small but high density ... toothpaste tubes, video & audio tape ,cassettes, inkjet cartridges, and computer floppy disks, etc.Characteristics:1.using CPU computer monintoring ... amplitude control system, depending on the pressure change and fluctuation of voltage automatic compensation.10.the PET sound ...