Welding Lanthanum Tungsten Electrode WL20 Dia.1.6x175mm

Lanthanum tungsten electrode of WL20, Dia.1.6mmx175mm is tungsten electrode, added with rare earth of La2O3. 20 is a no. to show the content of its oxide, and the statistics is 1.7%~2.2%. More information, please email us or visit WL20.