EWG; Tri-Mix tungsten electrode combines three non-radioactive rare earth materials (La2O3, Y2O3, CeO2) into one tungsten. Extensive testing has resulted in the development of an optimum composition blend for a high performing tungsten electrode. Performance features include: Easy arc starting and re-ignition, high arc pressure, very good arc stability, excellent endurance.; Suitable for DC voltage and AC invertors; Materials welded: carbon steel, stainless steel, nickel alloy, titanium, aluminum
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