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Manganese ore for Ferro Studies on Aluminothermic Table 1 : Heat balance of aluminothermic reduction of manganese oxides Oxides Heat required Heat available (kCal) per mole of A1,O, (kCal) MnO 157 124 Mn,O4 139 152 Mn,O3 133 171 MnO2 121 214 On heating above 530°C, MnO, transforms into Mn,O, and above 940°C into Mn,O4aluminothermic and ferro manganesealuminothermic and ferro manganese. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including quarry, aggregate, and different kinds of minerals. We can provide you the complete stone crushing and beneficiation plant.We also supply stand ...aluminothermic and ferro manganeseAn aluminothermic reduction process was also developed to produce an alloy containing90% Mn at 86% Waste products from manganese ferroalloy production are Mn recovery (Lee et al., 2021). dust (formed in sinter belts and in SAFs), slag, and metal When it meets environmental requirements, slag is fines.