... 40k,35k,28k,20k,15k and other sections of the high precision welding equipment,and in accordance with market demand,we also ... non-standard and special welding equipment,such asd :turntable,bull,rotary welding machine,automobiledoor panels,meter,highlights,bumpers and other special ... :220v 50-60HZAir pressure:3-7KGPower:1800-3200wWeight:150kg 40k high precision ultrasonic welding machine