Welding Slag Arc Welding Procedure

Welding slag can be problematic during the arc welding process.  If you didn’t know about whatwelding slag is then please read on.  Slag is the leftover remains of the weld process that is a result of the flux having done its job.  Slag is formed from the flux, decomposing into either a shielding gas, or deoxidizers, which form molten compounds that cover the weld while it cools to prevent oxidation of the freshly formed weld. Welding slag is usually gray, brown, or a charcoal black in color.   It can be composed of several different oxides and it […]

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