Carbide atomization nozzle atomization can be divided into pressure atomization, rotating atomization, electrostatic atomization, ultrasonic atomization and bubble atomization.
Tungsten powder is made from tungsten oxide in the four-tube muffle furnace or multi-tube furnace with hydrogen reduction with particle size from 0.6-30 microns. Mainly has coarse, medium and fine granularity, silver gray powder, impurity content based on national standards.
Domestic tungsten goods prices rose sharply yesterday, tungsten raw materials supply shortage continues to mobilize business prices, but the terminal market does not buy it, tungsten market transactions actually sluggish, carbide industry profits suffered the most squeeze.
June 7, the Ministry of Industry issued 2017 tungsten production total control indicators to determine the total production in 2017 tungsten control in 91.3 thousand tons, unchanged from the previous year.