Silicon Metal 553

Silicon metal is also called industrial silicon or crystalline silicon, dark gray, high melting point and resistivity, good heat resistance and good anti-oxidation effect. Grade:553# Specification:(10-100)mm; (50-150)mm; (2-25)mm Size: 10-100mm or 2-25mm. Appearance:looks like silver-gray crystalline physical properties:Hard and brittle,melting and made with 98.5%SiO2, quartz and other materials. Application:silicon metal is also called industry silicon and crytal silicon, is a basic industrial raw materials, widely used in Aerospace, electronics, chemicals, metallurgy, refractory insulation and so on. Granularity: (10-100)mm;(50-150)mm;(2-25)mm Packing: MT BAG NW: 1000KG GW: 1003KG Composition Analysis Garde Composition Si Content(%) Impurities(%) Fe Al Ca P Level 1515 >99.6% ≤0.15 - ≤0.015 ≤0.004% Level 2202 >99.5% ≤0.2 ≤0.2 ≤0.02 ≤0.004% Level 2203 >99.5% ≤0.2 ≤0.2 ≤0.03 ≤0.004% Level 2503 >99.5% ≤0.2 - ≤0.03 ≤0.004% Level 3103 >99.4% ≤0.3 ≤0.1 ≤0.03 ≤0.005% Level 3303 >99.3% ≤0.3 ≤0.3 ≤0.03 ≤0.005% Level 411 >99.2% ≤0.4 0.04-0.08 ≤0.1 - Level 421 >99.2% ≤0.4 0.1-0.15 ≤0.1 - Level 441 >99.0% ≤0.4 ≤0.4 ≤0.1 - Level 553 >98.5% ≤0.5 ≤0.5 ≤0.3 - Grade :1101# Main Content Si,>99.79% Impurities MAX. Cu 1-15 ppmWt Fe <1,000 ppmWt Al <1,000 ppmWt B <5 ppmWt Li <1 ppmWt P <20 ppmWt Ti 60-150ppmWt S 5-30 ppmWt Mg 10-40 ppmWt Na <5 ppmWt Cr 1-5 ppmWt Ni 80-200 ppmWt Ca <1,00 ppmWt C 50-300 ppmWt Mn 1-30 ppmWt

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