Welding Torch Backfire. B- using too much acetylene. Is the welding torch only popping when you weld.
C- a tip temperature that is too cool. B- using too much acetylene. Oxy-acetylene torches have been used for many years for cutting welding brazing and heating of metals.
C- a tip temperature that is too cool.
Flame enters into nozzle or torch with a violent popping sound. Incorrect gas mixture 4. If so your welding torch could be backfiring. Youll know if its a backfire thats happening because of the noise it makes.