Just one set of standard copper electrodes produced 50,000 high-quality welds on automotive-grade aluminum sheet. The remarkably long electrode life resulted from polishing the copper electrodes ...
01]Set the flow of pure argon shielding gas to 16 to 18 cubic feet per hour (CFH) for aluminum that's up to 0.500 inch thick. A percentage of helium can be added for thicker aluminum parts to increase ...