has high melting point, high temperature strength and creep resistance, as well as good thermal conductivity, electrical conductivity and electronic emission properties. Low coefficient of expansion and minimum metal vapor pressure.
Powder metallurgy is usually used to make it.
Tungsten electrodes are widely used in welding, high voltage anode, cathode discharge and heat conduction devices. Tungsten electrode can be used as probe needle, resistance welding electrode, plasma discharge electrode, fusion electrode and so on.
Type Content Product characteristics
Pure tungsten electrode >99.95% tungsten Has high temperature resistance and high impedance.
Cerium-tungsten electrode with 2% cerium oxide Has low electron escape power, strong arcing ability and long service life.
Lanthanum-Tungsten Electrode 1-2% Lanthanum Oxide With Low Electron Evolution Work and Easy Processing
Thorium tungsten electrode with 2% thorium oxide With Low Electron Evolution Work and Easy Processing
Tungsten-rhenium electrode with 5% and 26% rhenium Resistance to high temperature and good creep resistance
Tungsten-copper electrode with 10-60% copper has high conductivity and stable thermal performance