The Sponge Iron Production Process

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sponge iron process

29072010 · TECHNICAL ASPECTS OF MANUFACTURE OF SPONGE IRON We have produced 55 million tons plus of steel in our country in the year 2008This production of steel has come thro both conventional blast furnace route , electric arc/induction furnace route and thro new iron making technology COREXDirect 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 reductionDirect Reduced Iron and its Production Processes ,Direct Reduced Iron and its Production Processes Posted by Satyendra on Mar 16, 2013 in Technical | 10 comments Direct reduced iron (DRI) is technically defined as iron ore which has been reduced to metal without melting it

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Sponge Iron - an overview | ScienceDirect Topics

Four sponge iron (SI1, SI2, SI3, and SI4) plants with different installed capacity and sponge iron (SI) production have been considered for studies based on the baseline methodology Figure 3318 shows the annual SI production across sample plantsDRI , THE SPONGE IRON INDUSTRIE FULL VIDEO - YouTube,17012017 · we are trying to take a look at the sponge iron industrie , how we making sponge iron by coal based if you like please subscribe and comment ,please comment your opinion Sponge Iron Process for Manned Space Exploration,Two theoretical applications of the sponge iron process were also investigated within this study: hydrogen production with carbon monoxide as SIR reducing agent, and storage of hydrogen by means of a REDOX reaction of a contact mass

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Sponge Iron Composition & Manufacturing Process - Lloyd's

Sponge Iron We are the leading manufacturer of Direct-reduced iron (DRI), also called sponge iron, which 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 coalWhat is Sponge Iron? (with pictures) - wisegeek,07012019 · Iron of this type is helpful in the creation of ornamental objects for use around the house, such as decorative grills for screen doors, burglar bars for windows, and even for various types of wall hangings Sponge iron is also often used for the manufacture of components used to create durable lawn and patio furnitureWhat is Sponge Iron? (with pictures) - wisegeek,07012019 · Iron of this type is helpful in the creation of ornamental objects for use around the house, such as decorative grills for screen doors, burglar bars for windows, and even for various types of wall hangings Sponge iron is also often used for the manufacture of components used to create durable lawn and patio furniture

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Direct reduced iron and production of DRI part 2 - YouTube

11032016 · The presentation describes different processes for the production of direct reduced ironSponge iron making process - SlideShare,Making process iron ore to sponge iron Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising If you continue browsing the site, you agree to the use of cookies on this websiteDifference Between Sponge Iron and Pig Iron l Sponge Iron ,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

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Pig Iron Manufacturing Process

The direct production of steel from iron ore in the electric furnace has never passed beyond the laboratory stage 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 chargeSponge Iron Plants | Steel Manufacturing Companies in ,The plant uses direct reduced iron (DRI) process method of production and utilises ten indigenously developed rotary kilns (6 kilns of 300 tonnes per day and 4 kilns of 500 tonnes per day) SpecificationsEnergy survey of the coal based sponge iron industry ,The actual process of the coal based sponge iron production is based on SL/RN process (jointly developed by the Steel Company of Canada, Lurgi Chemie, Republic Steel Company and National Lead Corporation in 1964), which works on direct reduction of ore

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WELSPUN STEEL LIMITED

The process of sponge iron making aims to remove the oxygen from iron ore The quality of sponge iron is primarily ascertained by the percentage of metallization (removal of oxygen), which is the ratio of metallic iron to the total iron present in the productEnergy survey of the Sponge Iron Process - chemenglthse,An energy survey is made on a Sponge Iron Plant in order to identify the largest energy losses and nd ways to increase the e ciency The required data are obtained by measurements or taken from production dataSponge Iron – Prakash Industries Limited,The manufacture of sponge iron entails the de-oxidisation of iron ore through the direct reduction Direct reduction is a process by which metallic iron is produced by the reduction of iron ore below the melting temperature of iron The production technology of DRI has two distinct routes

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Sponge Iron Plants | Steel Manufacturing Companies in

The plant uses direct reduced iron (DRI) process method of production and utilises ten indigenously developed rotary kilns (6 kilns of 300 tonnes per day and 4 kilns of 500 tonnes per day) SpecificationsSponge iron making process - SlideShare,SPONGE IRON • Fe (T)= 91,5 % min • Fe (M) = 85,5 % min • Sulphur = 0,005 % • Phosphorus = 0,7 % Chemical Composition • Size = -3 to 10 mm • Bulk density=1,7-2T/M3 Physical Composition 16(PDF) Different processes of Sponge Iron production – A Review,We use cookies to make interactions with our website easy and meaningful, to better understand the use of our services, and to tailor advertising

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Case Studies in Thermal Engineering - researchgatenet

In the sponge iron process concentrated and finely divided iron ore is reduced in solid phase into sponge iron at high temperatures in rotary kiln The process is very energy demandingProcess for producing sponge iron - LITTLE INC A,The invention relates to a process for producing sponge iron, and more especially to a process wherein lumps of iron oxide ores are reduced to metal in a shaft furnace by means of hot reducing gases in the absence of substantial proportions of solid carbon and at temperatures below the melting points of the ore and of the metallic productproduction sponge iron through tunnel kiln process,Tunnel Kiln Process Sponge Iron In Hyderabad production sponge iron through tunnel kiln process tunnel kiln and iron powder reduction tunnel kiln process for sponge iron manufacturers, Crushing Plant In Tunnel Kiln route Iron Ore Powder is placed in SiC

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Production of Sponge Iron - Digital Library

From Review of Sponge-Iron Processes: "This review of the development if the sponge-iron process to its present state gives only the important types of furnaces or processes tried"Direct Reduced Iron | Industrial Efficiency Technology ,Direct Reduced Iron In DRI, iron ore is reduced in its solid state – unlike BF process where a liquid metal is formed during reduction DRI can then be transformed to steel in electric arc furnacesIron powder Production Process - CNPC,the sponge iron The reduction process consists of two procedures, which are primary reduction (solid carbon reduction) and secondary reduction The primary procedure mainly includes: (iron ore, rolled steel scales, etc) → Drying → Magnetic Separation → Crushing → Sieving → Canning → Entering Primary Reduction Furnace → Sponge Iron

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sponge iron production line - Alibaba

Alibaba offers 97 sponge iron production line products About 39% of these are cement making machinery, 17% are briquette machines, and 8% are other mining machines A wide variety of sponge iron production line options are available to you,(PDF) Different processes of Sponge Iron production – A Review,We use cookies to make interactions with our website easy and meaningful, to better understand the use of our services, and to tailor advertisingSponge iron production in tunnel kiln – Aramico Company,Sponge iron production by tunnel kiln method was developed from 1911 as Höganäs method in Sweden After many modifications, now this process is a sufficient and effective method for sponge iron production The main advantage of tunnel kiln process is the possibility to build small plants with low investment costs which are feasible economically

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Sponge iron production process and plant - Voest-Alpine

07121999 · In a process for producing sponge iron from particulate iron oxide-containing material, the iron oxide-containing material in a reduction zone is reduced to sponge iron by means of reducing gas and the gas forming during reduction is withdrawn as top gasIndia - production volume of sponge iron 2017 | Statistic,The sponge iron production in India amounted to over 22 million metric tons during fiscal year 2016, down from over 24 million metric tons in fiscal year 2015The Krupp Sponge Iron Process Production and Utilisation ,Meyer, Gunther and Bongers, Uwe (1973) The Krupp Sponge Iron Process Production and Utilisation of Metallized Materials In: Symposium on Science and Technology of Sponge Iron and Its Conversion to Steel, 19-21, Feb 1973, National Metallurgical Laboratory (CSIR), Jamshedpur

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Sponge iron reaction - Wikipedia

The sponge iron reaction (SIR) is a chemical process based on redox cycling of an iron-based contact mass, the first cycle is a conversion step between iron metal (Fe) and wuestite (FeO), the second cycle is a conversion step between wuestite (FeO) and magnetite (Fe 3 O 4)Iron Sponge Process | Oil and Gas Separator,The iron sponge process uses the chemical reaction of ferric oxide with H2S to sweeten gas streams This process is applied to gases with low H2S concentrations (300 ppm) operating at low to moderate pressures (50-500 psig)ORISSA SPONGE IRON AND STEEL LTD,Sponge Iron Plant As on 31032011, OSIL has the following production facilities at the plant: The main plant consists of a 4 mtr Dia x 84 mtr Long ported rotary kin (DR 1) and 48 mtr Dia x 84 mtrlong ported rotary kin (DR 2) equipped with air injection system to provide for generation of necessary heat and reducing atmosphere required for the process A mixture of sized iron ore and

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Environmental impact of the processes - Jernkontoret

Carbon dioxide emissions derive, above all, from iron ore reduction that takes place in blast furnaces and sponge iron plants; emissions consequently follow the production fluctuations of ore-based steel Emissions also come from the use of fossil energy in eg reheating and heat treatment furnacesConversion of Sponge Iron From Low Grade Iron ore And Mill ,The process of DRI or sponge Iron making can be classified into different categories as given below: (A) Rotary Klin Process Rotary Kiln method is very important for sponge iron production using non-coking coal as a reluctant The Iron ore is charged from one end with non-coking coal which is in the lump form or pellets and heated from the other end, thus carrying counter current movement of ,

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