... and other industries.Especially in welding of gold, silver, platinum,Stainless steel,titanium,alloy,battery,IC,nickel aluminum transfer area,etc.3 ... )Working Voltage380V/three-phase/50HzMain Machine Power10-12KWCooling Machine Power3PCooling ModeInternal Water Recycle/Laser Dedicated Chiller/Outside Water Cooling(selective) Laser welding water cooling machine