Silicon Lump 2202 1.Si99.0 ... specialized in manufacturing, researching and marketing of silicon metal, silicon powder, and also engaged in polysilicon, magnesium ... .SILICON METAL Silicon metal is also called industrial silicon or crystalline silicon, metallic gray, hard and brittle. Silicon ... resistivity, and strong anti-oxidation.APPLICATIONS Manufacturing silicon aluminum alloy, ADC12, A356, and so on ...