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Who Make Sponge Iron From Coal And Iron Ore Process

sponge iron from magnetite iron ore

How to use magnetite iron ore to make sponge iron in coal, the idea of the process of how to make sponge iron from iron ore is basically to add coal to remove oxygen from iron by adding non coking coal and to remove sulfur by adding lime stone, the iron ore and coal are crushed in crushers and screened to the recommended sizes (5mm- mm .

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MGM

The basic raw materials for the production of sponge iron are iron ore, non coking coal and dolomite. Iron Ore: Iron ore is the source of iron and available in oxide form namely hematite(Fe2O3). As only oxygen can be removed from the iron ore during the process of making sponge iron iron,ores rich in iron content of 65percent and above is .

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Recovery and utilization of waste heat in a coal based .

Recovery and utilization of waste heat in a coal based sponge iron process Vivek Kumar, Shabina Khanam∗ Department of Chemical Engineering, National Institute of Technology, Rourkela-769008, Orissa, India a r t i c l e i n f o Article history: Received 1 October 2011 Received in revised form 26 January 2012 Accepted 7 March 2012

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SPONGE IRON PRODUCTION FROM ORE -COAL .

Abstract: Today India stands as the largest producer of coal based sponge iron through rotary kiln process using calibrated ore and non coking coal. However, Rotary kiln process suffers from serious limitations like low productivity and pollution. In this respect fixed bed Tunnel kiln furnace are evolving as an alternative to Rotary kiln process.

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how to process make iron ore pellets « BINQ Mining

Essar Projects Utilization of Iron Ore Fines / Pellets in Iron Making. 28 Sep 2012 . of pellets in the Iron making process as compared to lump ore. • Sponge Iron Kilns have reported an increase in production by 25% due to . »More detailed

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China High Quality Sponge Iron Powder Direct Reduced Iron .

High Quality Sponge Iron Powder Direct reduced iron/Sponge Iron Introduction of Sponge Iron Sponge iron is a metallic product produced through direct reduction of iron ore in the solid state. It is a substitute for scrap and is mainly used in making steel through the secondary route. The process of sponge iron making aims to remove the oxygen .

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Sponge Iron - an overview | ScienceDirect Topics

The directly reduced iron (DRI) follow different methods of iron making operating below fusion temperature of iron ore to get iron (sponge iron) in solid state using noncoking coal or natural gas as reductant. This iron-making route has become popular at places who do not have coking coal.

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coal based sponge iron making process ppt - BINQ Mining

Nov 18, 2012 · DESIGN OF WASTE HEAT RECOVERY SYSTEM IN A SPONGE IRON . 2.1 DRI Process of Sponge Iron making 2.1.1 Introduction 2.1.2 Raw Materials . reductant and therefore classified as coal based and gas based process respectively. »More detailed

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SPONGE IRON PLANT

The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and Non-Coking coal. Limestone, in small quantities, is also required to scavenge the sulphur. IRON ORE The quality requirement of Sized ore for sponge iron .

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Tunnel Kiln – Electrotherm – Engineering & Technologies .

Initially, when the process was first introduced, the ore with an iron content >/= 65% was preferred and the preferred size of ore was 5-18mm. And coal of minimum "B" grade was required to be used for the solid state reduction or DRI making process. With the passage in time, quality of both iron ore and coal declined and still DRI was being .

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China High Quality Sponge Iron Powder Direct Reduced Iron .

High Quality Sponge Iron Powder Direct reduced iron/Sponge Iron Introduction of Sponge Iron Sponge iron is a metallic product produced through direct reduction of iron ore in the solid state. It is a substitute for scrap and is mainly used in making steel through the secondary route. The process of sponge iron making aims to remove the oxygen .

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Sponge Iron (DRI) | The Hira Group

As such it is called Sponge Iron. Sponge Iron is a substitute of scrap in steel melting. Although the reduction in the kiln is not direct, the CO gas reduces the impurities and oxides of hematite and the resultant DRI is in the solid form, this process is known as Direct Reduction Process. Coal based DRI process is mainly preferred on account .

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Ironmaking 101 – From Ore to Iron with Smelting and Direct .

Oct 17, 2017 · In the smelting reduction process, pelletized iron oxide ore or fine ore powders are pre-reduced in a fluidized bed or reduction shaft. The reduced iron along with coal and lime is fed to a gasifier-melter, which completes the reduction process and produces pig iron or .

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Difference Between Iron Ore and Iron | Compare the .

Jun 14, 2011 · Iron is not found independently though as it is found in underground rocks in the form of its oxides that are called iron ores. Iron, as we know it totally different when one sees it as an ore of iron, and it is through specialized iron making process that we get to use iron .

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SPONGE IRON INDUSTRY : CURRENT SCENARIO

sponge iron went down upto Rs. 8200/- per ton. Such tumbling of prices hits at the economic viability of the sponge iron sector. Sponge iron industry has made several representations to the competent authorities for changes in policy which will help the sponge iron industry to procure iron ore at a regulated / reasonable price.

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Coke (fuel) - Wikipedia

Coke is a grey, hard, and porous fuel with a high carbon content and few impurities, made by heating coal or oil in the absence of air — a destructive distillation process. It is an important industrial product, used mainly in iron ore smelting, but also as a fuel in stoves and forges when air pollution is a concern.

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Direct Reduction Iron Production Line Dri Sponge Iron .

Direct Reduction Iron Production Line DRI Sponge Iron Production Plant . Introduction. Direct-reduced iron (DRI), also called sponge iron, is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas produced from natural gas or coal.

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Direct reduced iron - Wikipedia

Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellets, or fines) to iron by a reducing gas or elemental carbon produced from natural gas or coal. Many ores are suitable for direct reduction.

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Raw Coal Requirement For Producing One Metric Ton Of .

Sponge iron is the product of, Approximately 3 tons of raw material (Iron ore with Fe contend of 62 to 65% and low ash coal) will be required to produce 1 ton of . [Live Chat] iron ore required for 1tonne of sponge iron -,

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Sponge iron making process - SlideShare

Nov 09, 2014 · Making process iron ore to sponge iron. . Sponge iron making process 1. . INJECTION COAL Coal Crushing Combustion Injection to kiln Coal Injection over a large range of size 0-20 mm Temperature combustion below 950 C Coal injection system makes use of voal volatiles for reduction, thereby reducing the coal requirement to a minimum Coal .

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Sponge iron making full process_Coal base DRI

Dec 24, 2018 · Direct reduced iron (DRI), also called sponge iron,[1] is produced from the direct reductionof iron ore (in the form of lumps, pellets, or fines) to iron by a reducing gas or elemental carbon .

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Difference Between Iron Ore and Iron | Compare the .

Jun 14, 2011 · Iron is not found independently though as it is found in underground rocks in the form of its oxides that are called iron ores. Iron, as we know it totally different when one sees it as an ore of iron, and it is through specialized iron making process that we get to use iron .

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Sponge Iron (DRI) | The Hira Group

As such it is called Sponge Iron. Sponge Iron is a substitute of scrap in steel melting. Although the reduction in the kiln is not direct, the CO gas reduces the impurities and oxides of hematite and the resultant DRI is in the solid form, this process is known as Direct Reduction Process. Coal based DRI process is mainly preferred on account .

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Direct Reduced Iron (DRI) - QITAPANDI

Direct-reduced iron (DRI), also called sponge iron, is produced from direct reduction of iron ore (in the form of lumps, pellets or fines) by a reducing gas produced from natural gas or coal. The reducing gas is a mixture majority of hydrogen (H2) and carbon monoxide (CO) which acts as reducing agent.

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Extract more sponge iron to boost steel production, jobs

Oct 18, 2019 · The typical examples of coal based process include SL/RN and ACCAR processes. Such coal based sponge iron making from iron ore, is popular both .

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Extract more sponge iron to boost steel production, jobs

Oct 18, 2019 · The typical examples of coal based process include SL/RN and ACCAR processes. Such coal based sponge iron making from iron ore, is popular both .

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Sponge Iron - an overview | ScienceDirect Topics

The directly reduced iron (DRI) follow different methods of iron making operating below fusion temperature of iron ore to get iron (sponge iron) in solid state using noncoking coal or natural gas as reductant. This iron-making route has become popular at places who do not have coking coal.

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Difference Between Sponge Iron and Pig Iron | Compare the .

Apr 30, 2011 · The key difference between sponge iron and pig iron is that we can produce sponge iron by direct reduction of iron ore through reducing agents whereas the production of pig iron is by melting iron ore with charcoal and limestone at very high pressures.. Sponge iron and pig iron are different forms of iron that we can produce from iron ores that occurs naturally under the surface of .

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who make sponge iron from coal and iron ore process

who make sponge iron from coal and iron ore process. who make sponge iron from coal and iron ore process. 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. Get price

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make sponge iron from coal and iron ore process

How to use magnetite iron ore to make sponge iron in coal, the idea of the process of how to make sponge iron from iron ore is basically to add coal to remove oxygen from iron by adding non coking coal and to remove sulfur by adding lime stone, the iron ore and coal are crushed in crushers and screened to the recommended sizes (5mm- mm .

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The HBI direct reduction process - voestalpine

Nov 03, 2016 · The direct reduction process. HBI is the product of reducing iron ore with natural gas. This is called the direct reduction process and is an environmentally-friendly production process; a DRI plant uses natural gas which is more environmentally sound than coke. The reduction process takes place in the reduction tower.

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Coal based Direct Reduction Rotary Kiln Process – IspatGuru

Boudouard reaction, dolomite, DRI, Iron ore, metallization, non coking coal, pellets, reduction, Rotary kiln, Sponge iron, Sulphur, Coal based Direct Reduction Rotary Kiln Process . The coal based direct reduction rotary kiln process was developed for converting iron ore directly into metallic iron without the melting of the materials.

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Energy Audit Methodology of Sponge Iron Manufacturing .

Most of the plants in India use DRI process—a solid state direct reduction process by which iron ore is reduced to sponge without phase change (Figure 1). Raw material mix-iron ore, dolomite and coal are fed to one end of rotary Kiln and product sponge iron along with char is taken out from the other end. Apart from this, primary

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Iron ore pellets as feed to Sponge Iron Plants

outlook of the iron ore mining regions in particular and India in general will become pastoral with such investments. Use of pellets to manufacture sponge iron All most all the coal based sponge iron plants use iron ore lumps. The requirement is generally 1.8 t/ t of sponge iron. This high requirement is mainly due to the fines generated in

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Sponge Iron – Prakash Industries Limited

Sponge iron is a highly processed form of iron ore which contains metallic iron in the range of 83-88% obtained by direct reduction without melting it. Due to high porosity, the resulting iron is called sponge iron. It is used as a raw material for manufacturing steel .

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sponge iron process: IRON ORE & MGM IRON ORE

Aug 30, 2013 · IRON ORE & MGM IRON ORE Iron ores are rocks & minerals from which metallic iron can be extracted. types of iron ore. a) oxide ores . COAL INJECTION IN ROTARY KILN K.Ramu, C.Ramesh, A.Rajasekaran During the process of manufacture of sponge iron, coal injection plays a v. IRON ORE & MGM IRON ORE .

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Direct reduced iron - Wikipedia

Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellets, or fines) to iron by a reducing gas or elemental carbon produced from natural gas or coal. Many ores are suitable for direct reduction.

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Pelletization of iron ore

Apr 18, 2018 · Watch how Pelletization of iron ore can lead to energy savings of 126 TJ with a 50% increase in sponge iron production annually. United Nations .

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tunnel kiln process for sponge iron making

Tunnel Kiln for Soft Ore, Iron Ore & Coal Fines, Mill Scale ElectrothermEnP tunnel kiln - best for producing sponge iron. . minimum "B" grade was required to be used for the solid state reduction or DRI making process.

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Direct Reduced Iron and its Production Processes – IspatGuru

Mar 16, 2013 · Fig 1 DRI process principle. Major DRI production processes are either gas based or coal based. Feed material in a DRI process is either iron ore sized to 10 to 30mm or iron ore pellets produced in an iron ore pellet plant. In the gas based plant the reactor, the reduction reaction takes place is a shaft furnace.

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