how many watts do i need for welding copper

is a 1500w fiber galvo mold laser welding machine good for plastic mold repairwhat is the best integrated boom laser welding machine for welding stainless steel sheetcan an automatic laser welding machine weld dissimilar metalscan a 1500w laser welding machine weld aluminum alloywhat is the price of a fiber mold laser welding machineis a 300w jewelry laser welding machine enough for welding platinumis a qcw laser welding machine good for precision instrument weldingwhat watt portable laser welding machine do i need for welding zinc plated steel4000w robotic laser welding machine for copperbest 4000w continuous laser welding machine
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