Silicon Data Sheet
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2020 2 7 Production: Ferrosilicon and silicon metal1, 2 411 384 415 430 320 Imports for consumption: Ferrosilicon, all grades1 162 155 147 140 140 Silicon metal 140 122 136 116 130 Exports: Ferrosilicon, all grades1 9 7 11 12 10 Silicon metal 37 60 71 45 40 Consumption, apparent:3 Ferrosilicon, all grades1 W W W W W
Ferrosilicon
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Y.E. Lee, in Encyclopedia of Materials: Science and Technology, 2001 4.1 Production of 50% and 75% Ferrosilicon. The 50% and 75% ferrosilicon FeSi50 and FeSi75 alloys are produced by carbothermic reduction in a submerged arc furnace. The source of iron is either iron ores or scrap and that for silicon is quartz or quartzite. The principal smelting reaction is the same as that for