Production is based on several principles of tungsten powder grain size of tungsten oxide as raw materials in the fourth tube or pipe muffle furnace with hydrogen from 0.6-30 microns particle size reduction, the main points coarse, medium and fine grades.Tungsten powder tungsten content of greater than or equal to 99.95 polygonal particle shape silver packaging of 1 kg of vacuum packaging. For special purposes and military special tungsten powder, we can according to user requirements trial production.