Hi,
Very interesting techcraftdiy; thanks for sharing.
What welder are you using please; I've never used Mig or Tig welders but I've been welding for the last 55 years taught on Oxy/acetylene gas welding which I've never used since my apprenticeship days but I've always used arc welders and currently own an Oxford 180A oil cooled industrial welder.
Does your welder have a "duty cycle" my arc welder will run continuously?
Kind regards, Colin.