Premium 10pcs of purple composite tungsten assorted rods for TIG welding. It contains rare earth element, including 1.5% lanthanum oxide, 0.8% zirconia oxide and 0.8% yttrium oxide. Ground finish quality, excellent arc start and great welding performance. High recrystallization temperature and good ductility. Non-radioactive and no contamination tungsten rods with reliable arc-striking and a low burn-off rate.
