... Ultrasonic machine. 2.Four points based adjustable balance structure. 3.MOS-FEF technology electronic components Split Type Ultrasonic Plastic Welding Machine ... take effect4.Equipped with PHILIPS tube,to ensure ultrasonic output power as required5.Four points based adujstable ... , pollution-free, firm welding and easy operation. This machine is applicable to toy, home appliances, electronics, motor, ...