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the sponge iron production process

the sponge iron production process

The sponge iron reaction sir is a chemical process based on redox cycling of an ironbased 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 o in application, the sit is used in the reformer sponge iron cycle resc in combination with a steam reforming unit

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  • Sponge Iron     Tata Steel Long Products Limited

    Sponge Iron Tata Steel Long Products Limited

    The process of sponge iron manufacturing involves removal of oxygen from iron ore when that happens, the departing oxygen causes micro pores in the ore body, turning it porous when the eventual product is observed under a microscope, it resembles a honeycomb structure, which looks spongy in texture hence the name sponge iron

  • Sponge Iron     Prakash Industries Limited

    Sponge Iron Prakash Industries Limited

    The manufacture of sponge iron entails the deoxidisation 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

  • Sponge Iron Production In Rotary Kiln

    Sponge Iron Production In Rotary Kiln

    Sponge iron production in rotary kilnrotary kiln kiln based sponge iron production process rotary kilns are found in many processes that involve processing of solids this study focuses on sponge iron kiln based process the chemical process involved in making sponge iron removes oxygen from iron ore by using a reducing agent in the form of noncoking coal patra et al the

  • WELSPUN STEEL LIMITED

    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 product sponge iron manufacture is highly sensitive to raw material characteristics

  • Direct Reduced Iron and its Production Processes     IspatGuru

    Direct Reduced Iron and its Production Processes IspatGuru

    Mar , fig principle of direct reduction process gas based process in the gas based reduction processes, a vertical shaft kiln is used in which iron ore is fed into the top of the kiln and finished sponge iron is drawn off from the bottom after cooling it so as to prevent its reoxidation

  • Sponge iron reaction   Wikipedia

    Sponge iron reaction Wikipedia

    The sponge iron reaction sir is a chemical process based on redox cycling of an ironbased 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 o in application, the sit is used in the reformer sponge iron cycle resc in combination with a steam reforming unit

  • sponge iron manufacturing process

    sponge iron manufacturing process

    Difference between sponge iron and pig ironcompare the apr , that is the production process of sponge iron is a liquid state process whereas it is a solid state process for pig iron summarysponge iron vs pig iron both sponge iron and pig iron are two basic forms of iron that we can obtain via processing natural iron oreGet price

  • Sponge Iron     Tata Steel Long Products Limited

    Sponge Iron Tata Steel Long Products Limited

    The process of sponge iron manufacturing involves removal of oxygen from iron ore when that happens, the departing oxygen causes micro pores in the ore body, turning it porous when the eventual product is observed under a microscope, it resembles a honeycomb structure, which looks spongy in texture hence the name sponge iron

  • Powder Production Technologies   Powder Metallurgy Review

    Powder Production Technologies Powder Metallurgy Review

    The sponge iron process the longest established of these processes is the sponge iron process, the leading example of a family of processes involving solid state reduction of an oxide in the process, selected magnetite feo ore is mixed with coke and lime and placed in a silicon carbide retort

  • Sponge iron making process   SlideShare

    Sponge iron making process SlideShare

    Nov , sponge iron making process albertus septyantoko iron ore iron sio alo cao mgo , sulphur , max phosphorus , max chemical composition size mm shatter index tumbler index reducibility index thermal degradation index physical composition

  • sponge iron process

    sponge iron process

    Jul , in general sized iron ore of mm is used in the process of manufacture of sponge iron on all types of rotary kiln with mm not exceeding The mean particle size of iron ore shall be restricted to mm in order to achieve uniform fe metallic of all grain size fraction of the product

  • SPONGE IRON INDUSTRY

    SPONGE IRON INDUSTRY

    India is the worlds largest producer of sponge iron, accounting for per cent of the global production sponge iron is produced using either coal or natural gas since coal is available in india, the sector largely depends on coal based sponge iron which contributes

  • Extracting More Sponge Iron Is Imperative To Boost Steel

    Extracting More Sponge Iron Is Imperative To Boost Steel

    Sponge iron plants typical examples of coalbased process include slrn and accar processes such coalbased sponge iron making from iron ore is popular both in india and china however, in the world, almost of sponge iron is being produced by the gasbased dr process

  • What is Sponge Iron   with pictures    wiseGEEK

    What is Sponge Iron with pictures wiseGEEK

    Oct , sometimes known as directreduced iron, sponge iron is a product that is produced using iron oreThe 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,

  • Sponge Iron Production By Direct Reduction Of Iron Oxide

    Sponge Iron Production By Direct Reduction Of Iron Oxide

    The book offers comprehensive coverage and critical assessment of various coalbased and gasbased direct reduction processes besides dealing with the application of the theoretical principles involved in the thermodynamics and kinetics of direct reduction, the book also contains some workedout examples on sponge iron production

  •  PDF  Operation of Coal Based Sponge Iron Rotary Kiln to

    PDF Operation of Coal Based Sponge Iron Rotary Kiln to

    In the present study, estimation of optimum input parameters corresponds to desired values of output parameters is carried out for a sponge iron production process

  • Technology     Tata Steel Long Products Limited

    Technology Tata Steel Long Products Limited

    Iron ore and noncoking coal are the prime raw materials for the production of sponge iron these are charged into a rotary kiln in requisite proportion along with some dolomite coal plays a dual role in the process by acting as a reductant as well as a fuel for providing heat to maintain the requisite temperature inside the kiln at o c

  • Sponge Iron     Prakash Industries Limited

    Sponge Iron Prakash Industries Limited

    The manufacture of sponge iron entails the deoxidisation 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

  • Sponge Iron Plant   entrepreneurindia co

    Sponge Iron Plant entrepreneurindia co

    The sponge iron is a substitute for scrap in the electric arc furnace, which can be easily manufactured from indigenously available raw materials at very competitive price it is the iron ore reduced in solid state by a direct reduction process using natural gas or non cooking coal as reluctant

  • OPERATIONAL ASPECTS OF SPONGE IRON

    OPERATIONAL ASPECTS OF SPONGE IRON

    krupp sponge iron process the krupp sponge iron process uses a rotary kiln for the reduction of high grade lump ores or pellets fig the feed is introduced together with reducing and desulphurizing agents limestone or raw dolomite into an inclined rotary kiln, heated counter current to the flow of hot gas and reduced to form sponge

  • The reasons for the success of Sponge Iron Industry in

    The reasons for the success of Sponge Iron Industry in

    Additionally, eaf steel production grew in line with crude steel, this translated to improvement in sponge iron manufacturing, which grew by between in addition, as sponge iron is used as an alternative to scrap iron eaf process, the demand for sponge iron is also dependent on prices and availability of ferrous scrap

  • SPONGE IRON   Shakambhari Group

    SPONGE IRON Shakambhari Group

    Sponge iron, also known as direct reduced iron is produced from hematite iron ore to mm size by removing the oxygen by direct reduction process using non coking coal as the fuel and reducing agent in rotary kiln sponge iron is rich in metallic iron pure iron with consistent chemical amp

  • Direct reduced iron and production of DRI part 1   YouTube

    Direct reduced iron and production of DRI part 1 YouTube

    The presentation gives features, properties and various details of direct reduced iron

  • Coal based Direct Reduction Rotary Kiln Process     IspatGuru

    Coal based Direct Reduction Rotary Kiln Process IspatGuru

    The main raw materials for the production of dri by the rotary kiln process are i sized graded iron ore or iron ore pellets, ii noncoking coal, and iii dolomite in small quantities to scavenge the sulphur iron ore of the right quality is the basic input for the coal based direct reduction process

  • Difference Between Sponge Iron and Pig Iron   Compare the

    Difference Between Sponge Iron and Pig Iron Compare the

    Apr , that is the production process of sponge iron is a liquid state process whereas it is a solid state process for pig iron summary sponge iron vs pig iron both sponge iron and pig iron are two basic forms of iron that we can obtain via processing natural iron ore

  • Iron Sponge Process   Oil and Gas Separator

    Iron Sponge Process Oil and Gas Separator

    Iron sponge process the iron sponge process uses the chemical reaction of ferric oxide with hs to sweeten gas streams this process is applied to gases with low hs concentrations ppm operating at low to moderate pressures psig

  • Sponge Iron     Tata Steel Long Products Limited

    Sponge Iron Tata Steel Long Products Limited

    The process of sponge iron manufacturing involves removal of oxygen from iron ore when that happens, the departing oxygen causes micro pores in the ore body, turning it porous when the eventual product is observed under a microscope, it resembles a honeycomb structure, which looks spongy in texture hence the name sponge iron

  • SPONGE IRON   Shakambhari Group

    SPONGE IRON Shakambhari Group

    Sponge iron, also known as direct reduced iron is produced from hematite iron ore to mm size by removing the oxygen by direct reduction process using non coking coal as the fuel and reducing agent in rotary kiln sponge iron is rich in metallic iron pure iron with consistent chemical amp

  • PRODUCTION OF IRON AND STEEL POWDERS

    PRODUCTION OF IRON AND STEEL POWDERS

    production of iron and steel powders the hgans sponge iron process the hgans sponge iron process, is essentially a chemical process in which nely divided iron ore is being reduced with coke breeze yielding a spongy mass of solid metallic iron, which can readily be comminuted to iron powder the iron ore used at

  • Sponge Iron Production In Rotary Kiln

    Sponge Iron Production In Rotary Kiln

    Sponge iron production in rotary kilnrotary kiln kiln based sponge iron production process rotary kilns are found in many processes that involve processing of solids this study focuses on sponge iron kiln based process the chemical process involved in making sponge iron removes oxygen from iron ore by using a reducing agent in the form of noncoking coal patra et al the

  • Ceramics  amp  Sponge Iron Manufacturing  DRI    Misra Group

    Ceramics amp Sponge Iron Manufacturing DRI Misra Group

    The pilot project that was setup for million tons pA capacity under the guidance of prof gG roy dept of metallurgy iit khargapur, has been successful and has exceeded all the expectations with the technological breakthrough in the process of iron ore reduction or sponge iron manufacturing through a tunnel kiln instead of the conventional

  • M s Bravo Sponge Iron Pvt  Ltd

    M s Bravo Sponge Iron Pvt Ltd

    Bsipl started manufacturing sponge iron in the year of under the management of bhalotia group, jamshedpur in june , it has been taken over by shakambhari ispat group who is having a vast experience in the line of steel manufacturing the admin and correspondence office is at diamond prestige, a, ajc bose road, th

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