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What size wire are you using in your mig?...and is it a 110 or 220 machine?.....what type of gas?




I'm using .035" with 75/25 argon/co. It is a MM251 run on 220V. I think I had the setting on 16.5 with 250 wire speed (recommended for the rail thickness). I did some practice cutting it down to 215, and it was better, but still not like my horizontal welds. I will experiment with maybe 180 wirespeed with same voltage and see how that works.

I was using the inverted "V" pattern, but need to get better OP control I guess. Practice, practice.

Greg.




No "V" when doing vert up. Just zig zag back and forth. Pretty much straight across and just a hair up from where you were on the previous pass.

I hope you understand what I am saying. I'll try to draw a picture.


Think of it like the conductor of an ochestra.....waving his wand back and forth in an arc.