... 3,Factory price 4.Specially designed for mould industry High power mould laser welding machineIntroductionMobile arm laser welder is specially ... of Mobile arm laser welder is to use laser high thermal energy and the melting technology in spot to process the ... steel, nickel tool steel, high grade steel, steel alloy, high tenacity aluminum alloy, etc.Machine High power mould laser welding machine 330W/ ...