Semi-automatic process which a controlled electric arc is established between the piece to be welded and the wire. The wire is continually fed through the torch and melted by the arc, producing the weld puddle and then, the weld string. The welding area is protected, avoiding air contamination, by a gas shield which flows through the torch.

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Founded in 1980, Sumig specializes in welding and cutting solutions, seeking to constantly surpass the borders of quality and technology. With innovative products, developed with our own technology, the company is continously expanding and is the segment leader of the Brazilian market.

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