Microsilica wt -94d densified silica fume factory
Densified Microsilica Powder,also called silica fume or micro silica, is a byproduct of production silicon metal or ferrosilicon alloys. Silicon metal and alloys are produced in electric furnaces. The raw materials are quartz,coal and woodchips. The smoke that results from furnace operation is collected and sold as silica fume, silica…