... 35k,28k,20k,15k and other sections of the high precision welding equipment,and in accordance with market demand,we ... ultrasonic double head plastic welding machineAlternative name:ultrasonic welding machine,multihead sealing machine,ultrasonic plastic welding machineModel No:HD-LHSH2014Shape size:1300 ... 50-60HZAir pressure:3-7KGPower:1800-3200wWeight:150kg 40k high precision ultrasonic welding machine