which qcw laser welding machine is best for laptop shell welding

2kw continuous laser welding machine for salewhat watt laser welding robot do i need for welding brasscan a semi automatic laser welding machine weld brasscan a pulsed laser welding machine be used for shipbuilding weldingwhat watt silver laser welding machine do i need for welding gold alloyis a jewelry laser welding machine good for engagement ring repairis a continuous laser welding machine good for aluminum weldingis a channel letter laser welding machine good for metal sign making3 axis laser welding machine 500w1500w handheld galvanometer laser welding machine for nickel
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