Tri-Composite tungsten electrode

Characteristic: strong current carrying and super conducting, thorium-free, green, healthy and non-pollution.Advantage: By matching different rare earth elements in scientific ratio, such as lanthanum, cerium and yttrium; lanthanum, zirconium and yttrium; lanthanum, zirconium and rhenium, the products get gathering function and excellent performance and are more durable.Diameter: 0.5-6.0mmLength: 150mm/175mm, etc.Color sign: Purle