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Iron And Steel Manufacturing Process Four steps Iron Making Process producing iron from iron ore Methods in iron Making Process1 Coke oven Sinter BF route 2 Direct Reduction Technique 3 Smelting Reduction Technologies Coke oven Sinter BF routeused by integrated steel plants that produce steel from iron ore
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Iron ore can be found all over the world but its iron content varies Steel scrap has been selectively collected for several decades and is recycled as a valuable raw material for steel production In the steel production following stages are identified production of pig iron production of liquid steel hot rolling and cold rolling
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Four steps Iron Making Process producing iron from iron ore Methods in iron Making Process1 Coke oven Sinter BF route 2 Direct Reduction Technique 3 Smelting Reduction Technologies Coke oven Sinter BF routeused by integrated steel plants that produce steel from iron ore In this process the iron ore is first subjected to a sintering
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Pig Iron Manufacturing Process Ppt oxyliveservices in flow chart of pig iron production process marcopower in ppt to manufacturing process of pig iron using iron ore 1A Manufacturing Process for Iron and Steel The ppt of flow diagram for the production of iron
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Just as pig iron can be produced from iron ore in the electric furnace so can pig steel be produced by a close regulation of the carbon content of the charge Sufficient carbon is provided for reduction of the ore but not enough to combine to any appreciable extent with the product
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Open Hearth Process The specialty of open hearth furnaces is the extreme heat that can be obtained from them due to their regenerative process The charge of pig iron steel scrap iron ore and flux are together kept in a shallow container with a flame burning above it
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Introduction to Iron and Steel Pig iron Raw iron the immediate product of smelting iron ore with coke and limestone in a blast furnace Pig iron has a very high carbon content typically 45 which makes it very brittle and not very useful directly as a material A Selection of Mechanical Properties from Gordon 1979 Wrought iron 20 000 to 40 000
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The most common process is the use of a blast furnace to produce pig iron which is about 92 94% iron and 3 5% carbon with smaller amounts of other elements Pig iron has only limited uses and most of this iron goes on to a steel mill where it is converted into various steel alloys by further reducing the carbon content and adding other
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21 4/27/2024 22 Introduction Production of Iron Steel Steel is essential to everyday life cars trains buildings ships bridges refrigerators medical equipment for example are all made with steel Raw Materials A blast furnace Uses iron ore coke made from specialist coking coals and small quantities of limestone iron ore coke
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ppt to manufacturing process of pig iron using iron ore Chapter 73 Iron and Steel The world s pig iron production was 578 million tonnes in 1995 see figure and the pig iron may then be poured into pigs for later use in foundries or into The iron ores are generally subjected to special preparatory processesget price
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Abstract A process for producing pig iron from iron ore fines wherein the fines are partially reduced in a fluid bed reactor and without pelletizing briquetting or otherwise agglomerating the partially reduced fines injecting them with a lance below the surface of a bath of a submerged arc furnace
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In 1875 Britain accounted for 47% of world production of pig iron and almost 40% of steel Forty percent of British output was exported to the which was rapidly building its rail and industrial infrastructure The growth of pig iron output was dramatic Britain went from million tons in 1840 to million in 1870 and in 1913
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Pig Iron Manufacturing Process At any place where there is a market demand for steel and pig iron can be made in the electric furnace at a profit the steel ultimately produced would be cheaper if made by the electric reduction of iron ore to pig steel followed by refining in another furnace if necessary than if the product of the electric reduction furnace was pig iron to be
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The extraction of iron from its ore is a long and subdued process that helps in separating the useful components from the waste materials such as slag What happens in the Blast Furnace The purpose of a Blast Furnace is to reduce the concentrated ore chemically to its liquid metal state
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The iron is reduced from the ore by carbon in the coke the limestone aiding slag separation from the molten iron The slag and molten iron are tapped off from the bottom of the furnace the slag being disposed of and the molten iron being poured into molds were it solidifies now being in the form of pig iron The pig iron is loaded into to an
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The most common process is the use of a blast furnace to produce pig iron which is about 92 94% iron and 3 5% carbon with smaller amounts of other SOUTH AFRICAN IRON ANd STEEl vAlUE CHAINThis process is performed by the steel manufacturing ppt of pig iron manufacturing processPig iron is an intermediate product of the iron industry
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Wrought iron • is a very pure form of commercial iron having a very small carbon content It is tough malleable easily forming ductile and can be easily welded However it is too soft to make blades from steel with a carbon content between wrought and the high carbon brittle cast iron is used for that
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There are three main process routes for the production of iron as a pre product for steel in industrial use These are the blast furnace smelting reduction and direct reduction Nowadays iron is primarily produced through the blast furnace process
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For general information about merchant pig iron please visit the pig iron page Modern blast furnaces produce more than 10 000 tonnes per day Blast Furnace Process The blast furnace is a counter current gas/solids reactor in which the descending column of burden materials [coke iron ore and fluxes/additives] reacts with the ascending hot gases
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Manufacturing of Pig Iron Manufacturing of Pig Iron Investment Opportunity in Steel and Iron Sector Pig iron is the product of smelting iron ore also ilmenite with a high carbon fuel and reductant such as coke usually with limestone as a flux Charcoal and anthracite are also used as fuel and reductant
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ppt on processing of iron nabytekin The process starts in the center of the wheel with the three main ingredients of iron in the form of iron ore coke and lime which are fed into a blast furnace to produce molten iron the molten iron is mixed with recycled steel scrap and further processed in a basic oxygen furnace to make steel the electric arc furnace melts recycled steel
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iron and steel manufacturing Free download as Powerpoint Presentation ppt PDF File pdf Text File txt or view presentation slides online iron and steel manufacturing Pig iron is produced by smelting or iron ore in blast furnaces or by smelting ilmenite in electric furnaces Technical Report Udc 658 51 669 1
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To create pig iron in the blast furnace we need iron ore and coke Iron ore may contain contaminants that must be removed by adding flux The mixture of iron ore flux and sometimes scrap metal is called a burden A typical blast furnace is a cylindrical shaft furnace with a refractory lining on the inside
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The Production of Iron First the ore is graded and crushed and the fine particles sintered Sintering is the process of converting fine particles into a continuous mass Iron ore powder is compacted and then heated to a temperature below the melting point of the metal in the ore this results in the waste being
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Pig iron is produced by smelting or iron ore in blast furnaces or by smelting ilmenite in electric furnaces Pig iron is supplied in a variety of ingot sizes and weights ranging from 3 kg up to more than 50 kg The vast majority of pig iron is produced and consumed within integrated steel mill complexes
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The process of preparing pig iron was using hot blast cupola HBC furnace which was injected with charcoal powder to improve temperature process and reduction zone in the furnace
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The experiment was continued to reduce pellet composite in the HBC furnace The pig iron produced from this process contained of %Fe %C %Si %Mn %P and % this
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The pig iron is obtained from the iron ores in the following steps 1 Concentration It is the process of removing the impurities like clay sand etc from the iron ore by washing with water 2 Calcination or roasting It is the process of expelling moisture carbon dioxide sulphur and arsenic from the iron ore by heating in shallow kilns 3
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Uses Traditionally pig iron would be worked into wrought iron in finery forges and later puddling furnaces more recently into steel In these processes pig iron is melted and a strong current of air is directed over it while it is being stirred or agitated This causes the dissolved impurities such as silicon to be thoroughly oxidized
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