4043 seems to have a tendency to get "grainy" with a lot of heat. 4943 filler seems to remain quite a bit cleaner/silvery after welding. I have the same unit as you, I prefer to run 150Hz, balance at 65%, 2% lanthanated, and a #7 or #8 with a gas lens. I run my CFH higher than necessary, ...

Hi everyone, I've been FCAW and MIG welding for a little while (a couple of times a year, for 4 years now), but haven't had proper training. I picked up a Millermatic 211 last year and have been slowly working on dialing in my welding. I've also just begun to learn TIG welding from a professional we...