... machine use for PC, ABS, MMA, PS, PE, PVC, Nylon, EV/AEV material etc. Ultrasonic welding machine for ... -tuning device, high performance.3.the head horizontal adjustable design, convenient transfer mode4.has afrequency, current, the load ... stationery, packaging material, plastic parts, mobile phone, shell, battery shell, U disk, plastic watches, toys, toothpaste tubes, video & audio tape ,cassettes ...