We have the capacity produing silicon powder 100, 000 tons per year, which is the largest manufacturer in china. Si>=99% , 20-200mesh; 200mesh ;325mesh; 600mesh ;20-800micro Can be applied 1.Organosilicon 2. Trichlorosilane 3. Refractory material like refractory bricks 4.Silica sol 5.Alumium alloy 1 ton a bag