• Sponge Iron Production In Rotary Kiln Process Crusher

    Sponge Iron Production In Rotary Kiln Process Crusher. 1brief description of clinker rotary kiln our company owns the magnesium production line as a kind of qualified material crushed by the crusher the raw materialdolomite is calcined till it became white by rotary kiln being cooled by the cooling machine and then mix it evenly with silicon powder 75 and silica powder including gaf2 fluorite95.

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  • Sponge Iron Making Process Rotary Kiln

    Sponge Iron Tunnel Kiln Mvdeburcht. The nonconventional method of making sponge iron is done in the tunnel kiln process as compared to the old rotary kiln the conventional process of tunnel kiln process, the iron ore and coal are fed in the crucibles or saggars of silicon carbide and loaded on the trolleys.

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  • Iron and Steel Making Machines

    These pellets are then used for making sponge iron. Rotary kilns have a drawback upon the size and quality of iron ore that can be used. Initially, when the process was first introduced, the ore with an iron content >/= 65% was preferred and the preferred size of ore was 518mm. ... Alloy Steel Economically by using High Carbon Fe Alloy and ...

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  • Shaft Kiln Is A Traditional Kiln Type In ...

    New Design Sponge Iron Rotary Kiln Energy Comprehensive Utilization System AGICO GROUP is devoted to be the rotary kiln manufacturer and professional enterprise of import and export main business is rotary kiln equipment such as cement kiln, lime rotary kiln and shaft kiln.

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  • iceland process making sponge iron rotary kiln

    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, (2005)] The reduction process is carried out in an inclined horizontal rotary kiln, which rotates at a programmed speed

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  • Sponge Iron

    The process includes the deoxidisation of iron ore below the melting temperature of iron through the direct reduction process using highgrade iron ore and noncoking coal. The material used is iron ores lumps/pellets, Coal and Dolomite. The direct reduced iron process is done in a rotary kiln at a temperature of around 850ᵒC 1050ᵒC.

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  • (PDF) Operation of CoalBased Sponge Iron Rotary Kiln to ...

    Also, the process conditions in a sponge iron rotary kiln are dynamic in nature. Hence, the quality keeps fluctuating and is not a constant value. A mathematical mass ...

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  • Development of energy conservations scenarios for sponge ...

    16/01/2011 · Coal based sponge iron plant: a conventional process. The process flow diagram of conventional coalbased sponge iron plant is shown in Fig. 1. The operating data shown in Fig. 1 is taken from a typical Indian sponge iron plant. In the conventional process kiln feed, which consists of iron ore, feed coal, and dolomite, is fed to the rotary kiln.

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  • Kiln Process For Sponge Iron Making

    US 3 billion Welspun Group is an ... The process of sponge iron making aims to ... to ensure a better kiln campaign life and output, the iron ore is ... Sponge Iron Making Process Tata Sponge Iron Limited. Sponge Iron Making Process Tata Sponge Iron Limited. Energy survey of the coal based sponge iron industry .

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  • sponge iron production in rotary kiln

    sponge iron production in rotary kiln. 1 Krupp Sponge Iron Process The Krupp Sponge iron process uses a rotary kiln for the reduction of high grade lump ores or pellets Fig 1 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 iron

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  • SPONGE IRON

    The overall process requires duration of approximately ten to twelve hours inside the kiln, during which iron ore is optimally reduced and discharged to a rotary cooler for cooling below 120°C., before coming out into the finished product circuit. The process of sponge iron making aims to remove oxygen from iron .

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  • Process of making Sponge Iron

    Process of making Sponge Iron. Sponge Iron production using coal involves reducing iron ore with coal or lignite. The reduction is carried out in a Rotary Kiln at a predetermined temperature and controlled atmosphere. The input raw material iron ore, coal and limestone in the required calibrated sizes are fed into the rotary kiln which is ...

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  • SPSILNational TMT

    The coal based rotary kiln process of making sponge iron is the focus of the present write up. Although many different processes and process concepts have been emerging in this area, there were rapid births and deaths of these processes and process concepts in the middle of the twentieth century.

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  • Sponge Iron | SpringerLink

    03/03/2020 · An iron ore has the following composition: % FeCO 3, % SiO 2, % CaCO 3, % Al 2 O 3 and % H 2 O. It is calcined in a rotary kiln furnace fired with coke containing 84% C, 13% ash and 3% H 2 O. Enough air is supplied to burn the coke completely. Coke requires 80 kg per tonne of ore.

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  • PROCESS FOR PRODUCTION OF SPONGE IRON

    Process for production of sponge iron by direct reduction of iron ore wherein iron ore admixed with a carbonaceous reducing agent is passed through a rotary kiln countercurrent to a gas stream, and wherein granular coking high volatile coal is injected cocurrent to said gas stream as a solid reducing agent by means of oxygen containing gases through an inlet pipe, and said solid reducing ...

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  • process making sponge iron rotary kiln

    Making Sponge Iron With Rotary Kiln. Sponge Iron Composition Manufacturing Process Sponge iron making is a process in which iron ore lumps typically 5mm18mm size are tumbled with a select grade of ironcoking 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 ...

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  • TMT Bars and M. S. Billets Manufacturer | GAGAN FERROTECH ...

    Sponge iron will be manufactured through the coalbased route in which crushed iron ore is converted into DRI. A long, slightly inclined, slowly rotating kiln is employed to carry out the reduction. The process would be designed to carry out reduction using solid reductant like noncoking coal.

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  • Cement From Sponge Iron Waste

    In sponge iron plant, rotary kiln is used to manufacture iron billets from combustion of coal and iron ore. Waste flue gas emitted from the rotary kiln has a temperature of 700°C and above. Gas cooler is required to cool the gas to the acceptable level.

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