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  • gas cooling tower in sponge iron process

    Recovery and utilization of waste heat in a coal based. Recovery and utilization of waste heat in a coal based sponge iron process Author links open overlay , Step 1: Data is collected on (i) composition and specific heat of sponge iron, iron ore, dolomite, flue gas, ESP outlet and , The sprayed water is collected in a large trough and sent to the cooling tower for re-use In this process, the.

  • dolomite in sponge iron process

    Sponge Iron Composition amp; Manufacturing Process Lloyd039;s Metals. Process 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.

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  • Iron Plant Rotary Kiln For Sponge Iron

    Sponge Iron Production in Rotary Kiln: Bidyapati Sarangi Coal based Direct Reduction Rotary Kiln Process – IspatGuru Sponge Iron Plant Rotary Kilns Spare Parts Support OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A ROTARY KILN Computational fluid dynamics analysis of sponge iron DRI , THE SPONGE IRON INDUSTRIE FULL VIDEO YouTube Energy survey of the coal based sponge iron

  • sponge iron process

    29/07/2010  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 ...

  • advantages of limestone in sponge iron process

    Home >> Processing Plant >> advantages of limestone in sponge iron process, ... dolomite and limestone. Get Price; Sponge Iron Plant(DRI)Henan Dajia Mining Limestone Crushing Plant ... The coal base DRI rotary kiln process for production of DRI / Sponge Iron has its many parameters ... Advantages of using Sponge Iron as ... Get Price; Copper Precipitation Methods 911 There are

  • Sponge iron rotary kiln process - Anti-Corruption Helpline

    Sponge Iron Composition Manufacturing Process Lloy. Sponge iron making is a process in which iron ore lumps typically 5mm18mm size are tumbled with a selectgrade of ironcoking coal little dolomite inside an inclined rotary kiln and control busted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in finished product ...

  • Iron Plant Rotary Kiln For Sponge Iron

    Sponge Iron Production in Rotary Kiln: Bidyapati Sarangi Coal based Direct Reduction Rotary Kiln Process – IspatGuru Sponge Iron Plant Rotary Kilns Spare Parts Support OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A ROTARY KILN Computational fluid dynamics analysis of sponge iron DRI , THE SPONGE IRON INDUSTRIE FULL VIDEO YouTube Energy survey of the coal based sponge iron

  • dolomite in sponge iron process

    Sponge Iron Composition amp; Manufacturing Process Lloyd039;s Metals. Process 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.

  • 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 ...

  • 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 through electrical arc furnace and the induction furnace routes. Considering the fact that large quantity scrap required for ...

  • Sponge iron rotary kiln process - Anti-Corruption Helpline

    Sponge Iron Composition Manufacturing Process Lloy. Sponge iron making is a process in which iron ore lumps typically 5mm18mm size are tumbled with a selectgrade of ironcoking coal little dolomite inside an inclined rotary kiln and control busted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in finished product ...

  • Welcome to SIPC Services- Pioneer in Sponge Iron ...

    Sponge Iron Background:: DRI Process:: The majority of DRI units in India are coal based. In a coal based DRI unit, non-coking coal and iron ore along with limestone or dolomite in the required size range and quantity are continuously fed into the feed – end of an inclined rotary kiln through a feed pipe.

  • advantages of limestone in sponge iron process

    Home >> Processing Plant >> advantages of limestone in sponge iron process, ... dolomite and limestone. Get Price; Sponge Iron Plant(DRI)Henan Dajia Mining Limestone Crushing Plant ... The coal base DRI rotary kiln process for production of DRI / Sponge Iron has its many parameters ... Advantages of using Sponge Iron as ... Get Price; Copper Precipitation Methods 911 There are

  • Shah Sponge Power Limited, Jamshedpur -

    Sponge iron production using coal involves Reducing iron- ore with coal or lignite. The reduction is carried out in a Rotary Kiln at a pre-determined temperature and controlled atmosphere. The input raw material i.e. irons ore, coal and limestone in the required range of speeds. Due to the inclination and the rotary kiln, the raw materials move from the feed end to the discharged from the kiln ...

  • Sponge Iron Composition Manufacturing Process -

    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. The process ...

  • OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A

    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 de-sulphurizing agents (lime-stone or raw dolomite) into an inclined rotary kiln, heated counter current to the flow of hot gas and reduced to form sponge iron. Depending on its content of volatile matter, the coal is part- ly blown into the ...

  • advantages of limestone in sponge iron process

    Home >> Processing Plant >> advantages of limestone in sponge iron process, ... dolomite and limestone. Get Price; Sponge Iron Plant(DRI)Henan Dajia Mining Limestone Crushing Plant ... The coal base DRI rotary kiln process for production of DRI / Sponge Iron has its many parameters ... Advantages of using Sponge Iron as ... Get Price; Copper Precipitation Methods 911 There are

  • Sponge iron rotary kiln process - Anti-Corruption Helpline

    Sponge Iron Composition Manufacturing Process Lloy. Sponge iron making is a process in which iron ore lumps typically 5mm18mm size are tumbled with a selectgrade of ironcoking coal little dolomite inside an inclined rotary kiln and control busted in the presence of air for about 12 hours before the products are air cooled, magnetically separated, screened and size wise in finished product ...

  • Welcome to SIPC Services- Pioneer in Sponge Iron ...

    Sponge Iron Background:: DRI Process:: The majority of DRI units in India are coal based. In a coal based DRI unit, non-coking coal and iron ore along with limestone or dolomite in the required size range and quantity are continuously fed into the feed – end of an inclined rotary kiln through a feed pipe.

  • Sponge Iron (DRI) Industrial Minerals Manufacturer ...

    In the solid reduction process iron ore is converted into Direct Reduced Iron (DRI) in a rotary kiln fired by non-coking coal. Iron ore, coal and dolomite in pre-measured quantities. Pellets; LUMPS; Fines ::::: Sponge Iron Fines. SIL has established DRI plant consisting 4 rotary kilns each of 100 TPD capacity. The annual manufacturing capacity is 1,28,000 Mt of sponge iron, out of which 32,000 ...

  • Manufacturer of Sponge Iron Ore Sponge Iron Coal by

    Sponge Iron Dolomite Get Latest Price Dolomite is an important ingredient and acts as a desulphuriser removing sulphur from the feed mix during the reduction process.It is mixed in small proportions along with other raw materials before charging into the kiln.Control of sulphur content is an essential pre-requisite for the manufacture of good quality steel.

  • Shah Sponge Power Limited, Jamshedpur -

    Sponge iron production using coal involves Reducing iron- ore with coal or lignite. The reduction is carried out in a Rotary Kiln at a pre-determined temperature and controlled atmosphere. The input raw material i.e. irons ore, coal and limestone in the required range of speeds. Due to the inclination and the rotary kiln, the raw materials move from the feed end to the discharged from the kiln ...

  • sponge iron process: 2010

    29/07/2010  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 ...

  • Energy Audit Methodology of Sponge Iron Manufacturing ...

    Description of Sponge Iron Manufacturing Process 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 and secondary ...

  • Dolomite – Its Processing and Application in Iron and ...

    28/06/2017  During the production of iron by blast furnace (BF) route, dolomite is added either in the process of sintering or as a direct feed in the blast furnace. Raw dolomite is normally used for this addition. Dolomite addition is made during ironmaking for obtaining desired percentage of MgO in the BF slag. Addition of dolomite through sinter is more preferred route since CO2 of dolomite is driven ...

  • Coal Base DRI Operation: Process Description and flow ...

    Raw material mix-iron ore, dolomite and coal are fed to one end of rotary Kiln as well as some fine coal also fed from discharge end and product sponge iron along with char is taken out from the other end. Apart from this, primary and secondary airs are supplied to the Kiln to initiate the combustion and reaction processes. The reaction takes place at high temp (1050˚C to 1065˚C). Coal plays ...

  • sponge iron process: 2010

    29/07/2010  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 ...

  • Energy Audit Methodology of Sponge Iron Manufacturing ...

    Description of Sponge Iron Manufacturing Process 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 and secondary ...

  • Sponge Iron (DRI) Industrial Minerals Manufacturer ...

    In the solid reduction process iron ore is converted into Direct Reduced Iron (DRI) in a rotary kiln fired by non-coking coal. Iron ore, coal and dolomite in pre-measured quantities. Pellets; LUMPS; Fines ::::: Sponge Iron Fines. SIL has established DRI plant consisting 4 rotary kilns each of 100 TPD capacity. The annual manufacturing capacity is 1,28,000 Mt of sponge iron, out of which 32,000 ...

  • process of dolomite used in hrscc

    how dolomite is used and the process it takes process of dolomite used in hrscc drchiang.net. how dolomite is used and the process it takes.limestone and dolomite used in cement and lime production should beaccording to this reaction, More Details. >>Online. Dolomite In Sponge Iron Process.

  • Simulation of Rotary Kiln Used in Sponge Iron Process ...

    out. The role of kiln is to convert the raw material (iron ore, coal and dolomite) into the sponge iron [8]. Detail reaction mechanism of the process is discussed below: There are two reduction reactions. First reaction converts iron ore to iron oxide which further reacts with CO to produce metallic iron (Fe) which is called sponge iron.

  • dolomite process crushed size rotary kilns

    download sponge iron plant more information. by the rotary kiln process are: sized graded Iron Ore and Non-. Coking coal. ..... Dolomite crushing and screening is not required and purchased size 3-8 mm is... Technical Evaluation - Florida Department of Environmental Protection. Dec 31, 2013 ... Generalized Carmeuse Lime Process Description. Calcium ... Limestone rock, in the form of CaCO3, or ...

  • China Rotary Kiln Process Of Making Sponge Iron China ...

    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 . Chat Online. Customer case Explore Recent Work. 240T/H Granite Crushing Line In Russia. Related Equipments: vibrating feeder, jaw crusher ...

  • Sponge Iron Production Process - Arij Trading

    In this method, heat coal (as a reducing agent) is mixed with iron ore and sponge iron is produced in a horizontal furnace. Input iron ore: In the Midrex or HYL process, it is generally recommended to use high quality cooked pellets with a maximum of about 30% iron ore lumps. Up to 100% of the lumps can be used in this process and some types of ...

  • Calculation Process Of Dolomite In Rotary Kiln

    A schematic diagram of the rotary kiln of sponge iron process considered for the present work is shown in fig the rotary kiln consists of a rotating cylindrical shell lined inside with refractory materialhe kiln is around 80 m long with 4 m iron ore, coal dolomite which is supplied at inlet stream at. chat online; SPONGE IRON PRODUCTION IN ROTARY KILN PDF DOWNLOAD. Coal based direct reduction ...

  • Coal Base DRI Operation: Process Description and flow ...

    Raw material mix-iron ore, dolomite and coal are fed to one end of rotary Kiln as well as some fine coal also fed from discharge end and product sponge iron along with char is taken out from the other end. Apart from this, primary and secondary airs are supplied to the Kiln to initiate the combustion and reaction processes. The reaction takes place at high temp (1050˚C to 1065˚C). Coal plays ...