Material constitution and features of low-grade and rebellious iron ore in processing and preparation for ROMELT direct iron ore smelting reduction process
Journal: Gornyi Zhurnal
Year: 2015

Iron ores, which require beneficiation, currently supply 89% commercial production in Russia. The iron content of all commercial-type ores is 16&ndash;72%. Given the actual-to-date practice of ore quality assessment, such ores can be classified as low-grade (25% Fe) and rebellious ore requiring complex methods of dressing to produce a marketable concentrate. In connection with this, it is assumed unfavorable to mine such ore deposits located in the areas lacking developed industrial infrastructu