Beneficiation of Low Grade Hematite Iron Ore Fines by
Present investigation includes the magnetizing roasting of low grade iron ore fines followed by grinding and beneficiation using magnetic separation The hematite iron ore used in the investigation contains % T Fe % SiO2 and % Al2O3 Powdered bituminous coal of 210 μm size with an ash content of % and fixed carbon of % was
Physical separation of iron ore magnetic separation
This chapter introduces the principle of how low grade iron ores are upgraded to high quality iron ore concentrates by magnetic separation Magnetite is the most magnetic of all the naturally occurring minerals on earth and can be readily extracted by low intensity magnetic separators from magnetite ores Three magnetic separation flow