Sunday, August 5, 2012

Iron Ore Beneficiation Technology


Iron ore is an important raw material for iron and steel production enterprises, natural ore (iron ore) gradually taps through crushing, grinding, magnetic separation, flotation, gravity and other procedures.
Almost all iron ore is used in steelmaking. Mining and processing involves coarse crushing and screening. Magnetite is beneficiated by crushing and then separating the magnetite from the gangue minerals with a magnet. This is usually so efficient that lower grade ore can be treated when it is magnetite than a comparable grade of hematite ore, especially when the magnetite is quite coarse.
Magnetic separation of iron ores is one of the fastest-growing segments of the minerals beneficiation industry. The tonnage of taconite ores processed annually by magnetic separation zcill, in a few years, reaches 100 million.
Magnetic separation occupies an attractive position in the field of ore beneficiation. This type of beneficiation originated in 1792, when William Fullarton was issued a British patent covering the separation of iron ore by magnetic attraction.
Beneficiation process should be efficient and simple as far as possible, such as grasping the development of energy-saving equipment to achieve the best effect in the most appropriate process. In a concentrator, the largest cost proportion are: investment on crushing and grinding equipments, production costs, energy consumption and steel consumption, so the selection and operation management of crushing machine and grinding equipment is largely determine the economic benefits of mineral processing plant.
Kefid Machinery hydraulic cone crusher is the advanced level of cone crusher, which absorbs the world advanced crushing technology, widely used in metallurgy, construction, hydropower, transportation, chemical industry, building materials industry, suitable for crushing hard, medium hard mineral ore and rock.
Kefid hydraulic cone crusher optimize rotate speed, stroke and crushing cavity in design, achieves intergranular laminating crushing, significantly improve the yield and product shape.

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