Quote:
Originally Posted by mcbassin
BTW, anyone know if I can use straight argon to mig weld with? or just the 25/75 mix? or vise versa? can a tig use a mix? I have a Midstate Tri-arc and it will mig, tig and stick weld. Here are the pics of the cab:
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No argon will not produce very good welds just by itself on ferrous metal. the inclusion of CO2 is needed. 75/25 is good enough for what you are attempting.