Im trying to weld 20gauge sheet metal on a restoration project and keep burning through. Im trying to butt weld and have the welder set at 2.5 A using .025 wire set to 30CFM. 75/25 mix.
Reply:20 gauge is hart to weld. Try a backup bar.Dave
Originally Posted by dremmick
Im trying to weld 20gauge sheet metal on a restoration project and keep burning through. Im trying to butt weld and have the welder set at 2.5 A using .025 wire set to 30CFM. 75/25 mix.