The Lanthanated Tungsten Electrodes (AWS & ISO classification EWLa-1.5) contain a minimum of 97.8% tungsten and 1.3%-1.7% lanthanum and are known as 1.5% lanthanated.
'- Runs well on both AC and DC with a very stable arcOne of the best arc starts (especially on DC) and excellent re-ignitionA low burn-off/erosion rate and don't spit, for a longer consumable lifespan and less weld contaminationStrike and maintain an arc at low or high amperagesThey can be sharpened to a point and maintain their shape, or they can be balled