Inkqubo yokudibanisa i-arc enecala eliphindwe kabini iyakwazi ukuqonda i-welding kwindawo engcono kakhulu, engelula ukuba ibe neziphene ezifana nokungahambi kakuhle, ukuphambuka kwe-welding kunye nokungena okungaphelelanga, kwaye kulula ukulawula umgangatho we-welding.