... 2.Size:10-100mm90%min 3.1Mt bag packing Hot sale silicon metal 2202 P601.Si: 99.0%min,Fe: 0 ... are mainly specialized in manufacturing, researching and marketing of silicon metal, silicon powder, and also engaged in polysilicon, magnesium ingot, petroleum ... polysilicon, electronics, refractory materials and so on.Silicon Metal, also called Crystal Silicon, is silver-gray,hard-brittle material with high ...