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Sponge Iron - an overview ScienceDirect Topics

DRI, also known as sponge iron, is the product of reducing iron oxide in the form of iron ore and steel plant wastes into metallic iron, below the melting point of iron and typically in the range of 800–1200 °C. Iron oxide is charged into shaft furnace, rotary kiln, or fluidized beds

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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. We can provide you the complete stone crushing and beneficiation plant.We also supply stand-alone crushers, mills and ...

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who make sponge iron from coal and iron ore process

As the iron ore is in direct contact with the reducing agent throughout the reduction process, it is often termed as direct reduced iron (DRI).MAGMA can use iron ore fines South African / Australian thermal coal to make pig iron there is no need for iron ore lumps / sinter feed / pellets or coke. MAGMA is the improved ‘Romelt’ process is offered by the Russian company ‘Technologia ...

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Make Sponge Iron From Coal And Iron Ore Process

Sponge Iron Production From Ore. 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 this respect fixed bed tunnel kiln furnace are evolving as an alternative to rotary kiln process.

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SPONGE IRON PRODUCTION FROM ORE -COAL COMPOSITE

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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who make sponge iron from coal and iron ore process

As the iron ore is in direct contact with the reducing agent throughout the reduction process, it is often termed as direct reduced iron (DRI).MAGMA can use iron ore fines South African / Australian thermal coal to make pig iron there is no need for iron ore lumps / sinter feed / pellets or coke. MAGMA is the improved ‘Romelt’ process is offered by the Russian company ‘Technologia ...

Get Price

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. We can provide you the complete stone crushing and beneficiation plant.We also supply stand-alone crushers, mills and ...

Get Price

Sponge Iron - an overview ScienceDirect Topics

Charging of coal and iron ore is performed through a lock hopper system. The reducing gas contains 65–70% CO, 20–25% H ... The process involves heating the naturally occurring iron oxide in the presence of carbon, which produces “ sponge iron.” In this process, the oxygen is removed without melting the ore. Iron oxide ores extracted from the Earth are allowed to absorb carbon by a ...

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make sponge iron from coal and iron ore process

who make sponge iron from coal and iron ore process. Oct 10 2019 The iron ore is often in the form of pellets or lumps and is subjected to a reduction process that is created by the use of a reducing gas that emits from coal or a natural gas source This type of iron can be produced in several different types of furnaces including coke or charcoal ovens blast furnaces and basic oxygen furnaces ...

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SPONGE IRON PRODUCTION FROM ORE -COAL COMPOSITE

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. Iron ore fines and the low grade beneficiated ...

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Sponge Iron (DRI) The Hira Group

Coal based Sponge-iron is a metallic product produced through direct reduction of iron ore in the solid state .As such it is also known as Direct Reduced Iron (DRI). Iron Ore Pellet is used for reduction. After reduction of iron ore pellet the product resembles sponge because of pores left behind after removal of oxygen. As such it is called Sponge Iron. Sponge Iron is a substitute of scrap in ...

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SPONGE IRON – Lloyd’s Metals

Sponge iron making is a process in which iron ore lumps (typically 5mm-18mm size) are tumbled with a ‘select’ grade of iron-coking coal little dolomite inside an inclined rotary kiln and control combusted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in finished product bunkers prior to dispatch.

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Sponge iron making full process_Coal base DRI - YouTube

2018-12-24  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 ...

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make sponge iron from coal and iron ore process

Direct reduced iron WikipediaDirect reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellet make sponge iron from coal and iron ore process

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Convert your sponge iron plant into a cast iron plant and ...

A 100 TPD sponge iron plant can make 1,08,000 tons of pig iron per year; a 200 TPD plant can make 1,72,000 tons of pig iron per year and a 350 TPD plant can make 2,60,000 tons of pig iron per year, using MAGMA technology. The cost of producing pig iron in MAGMA ranges from Rs.14,000 – Rs.15,000 per ton the cost of producing steel by using a subsequent Converter (BOF) / Gas Oxygen Refiner ...

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Sponge Iron - an overview ScienceDirect Topics

Charging of coal and iron ore is performed through a lock hopper system. The reducing gas contains 65–70% CO, 20–25% H ... The process involves heating the naturally occurring iron oxide in the presence of carbon, which produces “ sponge iron.” In this process, the oxygen is removed without melting the ore. Iron oxide ores extracted from the Earth are allowed to absorb carbon by a ...

Get Price

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, pew series jaw crusher is born with innovative significance. It is newly designed and improved by our experts on ... tunnel technology of iron sponge making . who make sponge iron from coal and iron ore process. ... sponge iron kiln process - Gold Ore Crusher. CASE Group Presents

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SPONGE IRON PRODUCTION FROM ORE -COAL COMPOSITE

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. Iron ore fines and the low grade beneficiated ...

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WELSPUN STEEL LIMITED

The basic raw materials for the production of sponge iron are iron ore, non-coking coal and dolomite. Sizing of the Raw materials also play vital role in sponge iron manufacturing process. The required size of Iron ore, MPS (Mean particle size) , its physical properties like T.I., A.I. chemical properties like Fe (T), LOI, gangue content In Sponge Iron Process , two types of coal are being ...

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How to use magnetite iron ore to make sponge iron in coal ...

2015-08-15  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) , then mixed and heated to degrees centigrade s , the mixture is treated in rotary kiln process with air control ...

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sponge iron process

2010-07-29  In general sized iron ore of 5-18mm is used in the process of manufacture of sponge iron on all types of rotary kiln with +16mm not exceeding 15-20%.The mean particle size of iron ore shall be restricted to 11mm in order to achieve uniform Fe metallic of all grain size fraction of the product. The mean particle size ratio of iron ore to feed coal shall be in the range of 1.2 to 1.5 depending ...

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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) into iron by a reducing gas or elemental carbon produced from natural gas or coal.Many ores are suitable for direct reduction. Direct reduction refers to solid-state processes which reduce iron oxides to metallic iron at temperatures below the melting ...

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Rotary Kiln Manufacturers Electrotherm ET

Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron (100 TPD, 350 TPD, and 500 TPD) Solid-state reduction of Iron Ore using either coal/gas as a medium of reduction to produce a substitute raw material for steel making is termed as Direct Reduced Iron (DRI). Since DRI is produced by removing oxygen from iron ore, its structure is just like a sponge with a network of connecting pores ...

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Convert your sponge iron plant into a cast iron plant and ...

A 100 TPD sponge iron plant can make 1,08,000 tons of pig iron per year; a 200 TPD plant can make 1,72,000 tons of pig iron per year and a 350 TPD plant can make 2,60,000 tons of pig iron per year, using MAGMA technology. The cost of producing pig iron in MAGMA ranges from Rs.14,000 – Rs.15,000 per ton the cost of producing steel by using a subsequent Converter (BOF) / Gas Oxygen Refiner ...

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Sponge iron making process - SlideShare

2014-11-09  Sponge iron making process 1. ALBERTUS SEPTYANTOKO 2712100014 2. IRON ORE • Iron = 65-67 % • SiO2 + Al2O3 = 2-3 % • CaO + MgO = 0,5-1 % • Sulphur = 0,02 % max • Phosphorus = 0,04 % max Chemical Composition • Size = 5-18 mm • Shatter Index = +95 % • Tumbler index = +88 % • Reducibility Index = +94 % • Thermal Degradation Index = 5 % Physical Composition

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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, pew series jaw crusher is born with innovative significance. It is newly designed and improved by our experts on ... tunnel technology of iron sponge making . who make sponge iron from coal and iron ore process. ... sponge iron kiln process - Gold Ore Crusher. CASE Group Presents

Get Price

who make sponge iron from coal and iron ore process

Direct reduced iron - Wikipedia, the free encyclopedia . 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 (H 2) and carbon monoxide (CO) which acts as reducing agent. . This process of

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sponge iron process

2010-07-29  In general sized iron ore of 5-18mm is used in the process of manufacture of sponge iron on all types of rotary kiln with +16mm not exceeding 15-20%.The mean particle size of iron ore shall be restricted to 11mm in order to achieve uniform Fe metallic of all grain size fraction of the product. The mean particle size ratio of iron ore to feed coal shall be in the range of 1.2 to 1.5 depending ...

Get Price

Sponge Iron (DRI) The Hira Group

Coal based Sponge-iron is a metallic product produced through direct reduction of iron ore in the solid state .As such it is also known as Direct Reduced Iron (DRI). Iron Ore Pellet is used for reduction. After reduction of iron ore pellet the product resembles sponge because of pores left behind after removal of oxygen. As such it is called Sponge Iron. Sponge Iron is a substitute of scrap in ...

Get Price

World’s First Hydrogen-Reduced Sponge Iron Produced

2021-06-23  Stockholm/Sweden – The Hybrit pilot plant in Luleå, Sweden has completed test production of sponge iron and demonstrates that it is possible to use fossil-free hydrogen gas to reduce iron ore instead of using coal and coke to remove the oxygen.Production has been continuous and of good quality. Around 100 tons have been made so far.This is the first time ever that hydrogen made with

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PROCESS FOR PRODUCING SPONGE IRON - FRIED KRUPP GMBH.

A process for producing sponge iron, comprising the steps of preparing a sinter mix including iron ore and sponge iron, sintering the sinter mix by utilizing for at least part of the heat required for sintering the heat liberated by burning of the sponge iron in said mix, changing the product of the step of sintering into sponge iron, separating the minus 3 millimeter size fraction from the ...

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How to use magnetite iron ore to make sponge

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) , then mixed and heated to degrees centigrade s , the mixture is treated in rotary kiln process with air control ...

Get Price

Convert your sponge iron plant into a cast iron plant and ...

A 100 TPD sponge iron plant can make 1,08,000 tons of pig iron per year; a 200 TPD plant can make 1,72,000 tons of pig iron per year and a 350 TPD plant can make 2,60,000 tons of pig iron per year, using MAGMA technology. The cost of producing pig iron in MAGMA ranges from Rs.14,000 – Rs.15,000 per ton the cost of producing steel by using a subsequent Converter (BOF) / Gas Oxygen Refiner ...

Get Price

Indian voice for the ore based metallic steel industry ...

Process of auctioning of coal is on. Successful bidders are now realizing high cost of blocks which is likely to make their operations unviable. It will be interesting to watch the outcome of next rounds. Auctioning of coal linkages are also expected to take off shortly. However, there are uncertainties about the cost and quantities. As regard to the iron ore, another vital input, auction ...

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Ratio of coking coal and iron ore to make steel

Ratio of coking coal and iron ore to make steel Products. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any size-reduction requirements including, Ratio of coking coal and iron ore to make steel, quarry, aggregate, and different kinds of minerals.

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