A good black powder composed of tungsten particles ranging from forty to 100nm in diameter, tungsten nanopowder works as a material in an variety of purposes which includes microelectronics, metalworking, chemical coatings, plus much more. 4 g/cm3, with Practically no fluidity. The FESEM graphic and XRD pattern from the APM https://emiliotuqnk.snack-blog.com/28845410/the-2-minute-rule-for-spherical-niobium-powder