Search found 4 matches

by 240sxbandit
Fri Jul 31, 2026 10:41 pm
Forum: Tig Welding - Tig Welding Aluminum - Tig Welding Techniques - Aluminum Tig Welding
Topic: Messy arc sputter while welding aluminum
Replies: 16
Views: 11351

Re: Messy arc sputter while welding aluminum

I have the the negative clamped onto my table Can I say again, please clarify the polarity you are using. If you are using electrode positive your balance will be inverted. So 30% cleaning will become 70% cleaning. Jack Yeah I apologize totally missed that. Just checked have earth on positive and n...
by 240sxbandit
Fri Jul 31, 2026 6:32 pm
Forum: Tig Welding - Tig Welding Aluminum - Tig Welding Techniques - Aluminum Tig Welding
Topic: Messy arc sputter while welding aluminum
Replies: 16
Views: 11351

Re: Messy arc sputter while welding aluminum

hi can you post some pics of it? what amps are you using? cup size? as many details as possible please. from what i can see is your welding a thicker bit and its really really cold. that could be from poor earthing. always best to earth directly to the work. tho i often use a third hand to bridge f...
by 240sxbandit
Fri Jul 31, 2026 6:29 pm
Forum: Tig Welding - Tig Welding Aluminum - Tig Welding Techniques - Aluminum Tig Welding
Topic: Messy arc sputter while welding aluminum
Replies: 16
Views: 11351

Re: Messy arc sputter while welding aluminum

hi can you post some pics of it? what amps are you using? cup size? as many details as possible please. from what i can see is your welding a thicker bit and its really really cold. that could be from poor earthing. always best to earth directly to the work. tho i often use a third hand to bridge f...
by 240sxbandit
Thu Jul 30, 2026 8:54 pm
Forum: Tig Welding - Tig Welding Aluminum - Tig Welding Techniques - Aluminum Tig Welding
Topic: Messy arc sputter while welding aluminum
Replies: 16
Views: 11351

Messy arc sputter while welding aluminum

Hello everyone, I have stumbled upon a problem when trying to weld any aluminum piece. When I go to initiate the arc on my piece it can start ok but then one second after just starts to sputter on and off causing it to get a lot of contamination. Now I do clean and wipe down the piece with a brush a...