Spot Welding

spot welder

Resistance spot welding (RSW) or point welding is a process in which contacting metal surface points are joined by the heat obtained from #resistance to #electric current

spot welder
spot welder

It used to weld metal sheets (0.5-3mm) thickness by holding the two pieces together and applying a force then electric current flows through copper electrodes that concentrates current into small spot at the welded pieces

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