The Rare Earth Tungsten Electrodes (AWS & ISO classification EWG) contain a minimum of 98% tungsten and a combination of lanthanum (1.5%), zirconium (0.08%) and yttrium (0.08%).
'- Great arc starts with a very stable arc in AC and DCOne of the longest electrode lifespans, with less re-grinding neededLittle tungsten spitting for less weld contaminationThe ability to use a smaller diameter tungsten on a jobHandles high amperages (even with a smaller tungsten)