what watt automatic laser welding machine do i need for welding red copper

3000w handheld galvo laser welding machine for galvanized steelis a fiber laser welder good for medical device welding150w laser welding system for red copperbest metal laser welding machine for sensor weldingis a mould repair laser welding machine good for welding brass4000 watt fiber mold laser welding machine for brasswhich mould repair laser welding machine is best for welding stainless steel1000w automatic laser welding machine for brassis a continuous laser welding machine good for thin sheet metal welding1kw fiber laser welding machine for brass
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