NINGXIA PANSON COAL AND CARBON CO., LTD
Ferrosilicon is a ferroalloy, an alloy of iron and silicon with an average silicon content between 15 and 90 weight percent. It contains a high proportion of iron silicides. Metallic or non-metallic elements such as aluminum, boron, chromium, cobalt, copper, manganese, nickel, silicon, titanium, tungsten, vanadium, zirconium, added in specified or standard amounts to a base-metal to make an alloy.
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