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Use Of Fines For Sponge Iron Production In Coal Based Rotary Kiln

  • Sponge Iron Production From Ore-Coal Composite Pellets in .

    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 iron ore .

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  • sponge iron process

    Jul 29, 2010 · All the Sponge Iron processes are very sensitive to the physical an chemical characteristics of raw materials. Extensive testing is required for evaluating the suitability of these raw materials for the manufacture of Sponge Iron. Iron Ore: Lump iron ore in the size range of 5-20mm can be used in all coal based rotary kiln processes.

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  • Sell Activated carbon plant production line machinery kiln

    Carbonization, Activation, Calcination Rotary Kiln production plant Machinery. In addition to we are manufacturer of activated carbon, we provide also activated carbon production plant kiln and machinery for anywhere worldwide customer based on new designed rotary kiln .

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  • rotary kiln to making sponge iron in india « BINQ Mining

    Rotary Kiln Process of Making Sponge Iron – New Age International. Rotary Kiln Process of Making Sponge Iron // 13 that the entire production by number 2, 3 and. 4 countries is through gas based route while in India, more than . »More detailed

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  • Iron and Steel Making Machines - Induction Melting Furnace .

    Iron and Steel Making Machines Pioneers in the industry, we offer induction melting furnace, rotary kiln coal based dri plant, tunnel kiln coal based dri plant, modular billet caster, electric arc furnace and vibro feeder from India.

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  • Tunnel Kiln – Electrotherm – Engineering & Technologies .

    Tunnel Kiln history dates back to 1807 when Hoganas first used this process to produce iron powder of 99.9% purity. When iron ore is mined or processed (in a crusher), lots of fines are generated. Quantity of fines generation is a function of the quality of ore i.e. whether it is hard or soft.

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  • Sponge iron making process - SlideShare

    Nov 09, 2014 · Making process iron ore to sponge iron. . Sponge iron making process . INJECTION COAL Coal Crushing Combustion Injection to kiln Coal Injection over a large range of size 0-20 mm Temperature combustion below 950 C Coal injection system makes use of voal volatiles for reduction, thereby reducing the coal requirement to a minimum Coal .

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  • Case gasifier technology to replace coal fines in rotary .

    Nov 29, 2014 · CASE Group in India has launched a robust gasifier technology which can replace the use of coal fines in Rotary Kiln. The technology is first of its kind for steel industry using rotary kiln .

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  • Bihar Sponge Iron Limited (BSIL) | Umesh Kumar Modi Group

    The Project based on SL/RN rotary kiln process of Lurgi which is the best Coal based technology globally. Water Supply Sources of make up water, for the sponge iron plant of Bihar Sponge Iron Limited Chandil, are ground water from bore wells location within the plant boundary and surface water from the River Swarnrekha.

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  • (PDF) i) Direct Reduced Iron: Production

    i) Direct Reduced Iron: Production. Chapter . (DRI) or sponge iron. Processes that produce iron by reduction of iron ore (in solid state) below the melting point are generally classified as DR .

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  • Recovery and utilization of waste heat in a coal based .

    natural gas as reductant and therefore classified as coal based and gas based process respectively. Due to promising availability of coal of 264,535million tonnes the coal based sponge iron plants share the major amount of its production [2]. At present, there are 118 large and small sponge iron plants operating in India, among

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  • Direct Reduced Iron and its Production Processes – IspatGuru

    In a coal based plant the reactor for the reduction reaction is a inclined horizontal rotary kiln. In this kiln both coal and the iron ore feed material is charged from the same end of the kiln. During the movement of feed material forward the oxidation reaction of carbon in coal and reduction reaction of CO gas is carefully balanced.

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  • coal dri sponge iron pellet lump plant - YouTube

    Jun 09, 2016 · Leading Sponge Iron Pellets Lumps and Fines manufacturs / exporters in India. Our plant produces over 50,000 tonnes p.a. of Sponge Iron pellets,lumps and fines from Iron .

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  • SPONGE IRON PRODUCTION IN ROTARY KILN PDF DOWNLOAD

    The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in pre-determined ratio. Depending on the reducibility, calibrated ore in the size range of 5 mm to 20 mm is generally used. Coal based direct reduction process is based on the solid reducing agent which is non-coking coal.

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  • free download sponge iron production in rotary kiln book .

    Nov 12, 2012 · use of fines for sponge iron production in coal based rotary kiln . Sponge Iron Production in Rotary Kiln – Google Books Result. . Coal Based Sponge Iron Industry – Free download as PDF File (.pdf), Word Doc . »More detailed

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  • Energy survey of the coal based sponge iron industry .

    In conventional coal based sponge iron plant, Fig. 1, kiln feed (Stream no. 1), which consists of iron ore, feed coal and dolomite, is fed to the rotary kiln (RK).A separate conveyor collects different size fractions of coal (Stream no. 5) for injection into the kiln with the help of pressurized air (Stream no. 4) from discharge end side.

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  • Brief Process Of Coal Based Sponge Iron Rotary Kiln

    Brief Process Of Coal Based Sponge Iron Rotary Kiln. 2 D Model of Sponge Iron Rotary Kiln Developed . variation in mass fraction of Fe content in kiln outlet stream is observed based on . kiln which consists of iron ore, coal . rotary kiln of sponge iron process. Get Price And Support Online; A Thesis Submitted for Partial Fulfillment of the .

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  • OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION .

    OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN A ROTARY KILN B. L. SENGUPTA A. B. CHATTERJEA, G. P. MATHUR V. A. ALTEKAR* ABSTRACT ON the background of the imbalance in the occurrences of vast deposits of high grade iron ore with that of coking coal, and simultaneous availability of enormous quantity of evenly distributed

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  • Coal & Gas based DRI Plant - remso

    We manufacture Sponge Iron Plant on turn-key basis of different functional capacities i.e. 100 TPD, 300 TPD, 500 TPD plants.The equipment support provided for the plants include Kiln/cooler tyre, Kiln/cooler support roller, Kiln/cooler support roller shaft, Kiln/cooler support roller assembly with bearing housing, Kiln/cooler girth gear, Kiln/cooler pinions, Kiln/cooler pinion shaft, Kiln .

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  • process for making sponge copper powder india for sale price

    use of fines for sponge iron production in coal based . process for making sponge copper powder india for sale price. Iron The coal based rotary kiln process of making sponge, in a rotary .

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  • Coal based Direct Reduction Rotary Kiln Process – IspatGuru

    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 ore directly into metallic iron without the melting of the materials.

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  • 2.5 MTPY DR PLANT (COG + Syngas) based Comparison .

    Methods of DRI production Coal based DRI ( Rotary Kilns) . SPONGE IRON - FINES (i) % NON MAGNETIC 1.0 MAXIMUM (ii) % METALLIC Fe 80 MINIMUM (iii) % TOTAL Fe 91 MINIMUM . 2.5 MTPY DR PLANT (COG + Syngas) based Comparison .

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  • SPONGE IRON PRODUCTION IN ROTARY KILN PDF DOWNLOAD

    The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in pre-determined ratio. Depending on the reducibility, calibrated ore in the size range of 5 mm to 20 mm is generally used. Coal based direct reduction process is based on the solid reducing agent which is non-coking coal.

    Get Support »
  • Modelling and optimization of a rotary kiln direct .

    Illustrative examples are included for the case of a generic rotary kiln iron-ore reduction process. Rotary kiln model Kiln modelling consists of two steps. An Excel®-based calculation is used to determine the kiln bed profile and residence time based on specific operating conditions and the kiln configuration, followed by a calculation of the .

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  • Case Studies in Thermal Engineering

    Sponge iron Rotary kiln Energy efficiency . required data are obtained by measurements or taken from production industries. . producer of sponge iron with a largest number of coal based sponge .

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  • Simulation of Rotary Kiln Used in Sponge Iron Process .

    The sponge iron is produced in the form of lumps as well as fines. The production of sponge iron depends on metallization of iron ore. Fig. 1. Schematic of rotary kiln For the present work data of a typical industry of 527 T/day production capacity is collected for 25 days. The data of temperature T-1 to T-12, AT-1 to AT-3 and MF-1 and MF-2 are .

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  • (PDF) i) Direct Reduced Iron: Production

    i) Direct Reduced Iron: Production. Chapter . (DRI) or sponge iron. Processes that produce iron by reduction of iron ore (in solid state) below the melting point are generally classified as DR .

    Get Support »
  • Accretion Control in Sponge Iron Production Kiln using .

    2 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 non-coking coal [Patra et al, (2005)]. The .

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  • Tunnel Kiln Coal Based DRI Plant - Electrotherm India .

    We are counted amongst the foremost suppliers of a broad range of Tunnel Kiln Coal Based DRI plant.The offered kiln is engineered under the guidance of our adroit professionals with utmost precision using optimum class components in tune with the set industry standards.

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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.

    Get Support »
  • coal based rotary kiln sl rn process – Crusher Machine For .

    . when understanding of the process and characteristics of the . In coal based sponge iron kilns, . Experience with SL/RN Rotary Kilns at ISCOR by J L . »More detailed. KINETICS OF IRON ORE REDUCTION BY COAL AND CHARCOAL. advantageous position for coal/charcoal based sponge iron plants. . the rotary kiln DR process have developed .

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  • 2.5 MTPY DR PLANT (COG + Syngas) based Comparison .

    Methods of DRI production Coal based DRI ( Rotary Kilns) . SPONGE IRON - FINES (i) % NON MAGNETIC 1.0 MAXIMUM (ii) % METALLIC Fe 80 MINIMUM (iii) % TOTAL Fe 91 MINIMUM . 2.5 MTPY DR PLANT (COG + Syngas) based Comparison .

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  • Rotary kiln - Wikipedia

    The fuel for this may be gas, oil, pulverized petroleum coke or pulverized coal. Construction. The basic components of a rotary kiln are the shell, the refractory lining, support tyres (riding rings) and rollers, drive gear and internal heat exchangers. History. The rotary kiln was invented in 1873 by Frederick Ransome. Kiln shell

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  • Modelling and optimization of a rotary kiln direct .

    Illustrative examples are included for the case of a generic rotary kiln iron-ore reduction process. Rotary kiln model Kiln modelling consists of two steps. An Excel®-based calculation is used to determine the kiln bed profile and residence time based on specific operating conditions and the kiln configuration, followed by a calculation of the .

    Get Support »
  • How is sponge iron made - Answers

    Now a days,sponge iron is a name in steel making process.There are different methods to manufacture sponge iron but in India largely coal based process are carried out.In this process .

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  • WELSPUN STEEL LIMITED

    During lite up there is a start up burner at the kiln discharge end which is oil fired to heat up the rotary kiln. To ignite the injected coal from outlet of the kiln. When the desired temp. is reached, Iron ore, coal & lime stone or dolomite are fed from kiln feed end and also coal is injected from from kiln .

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  • Accretion Control in Sponge Iron Production Kiln using .

    2 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 non-coking coal [Patra et al, (2005)]. The .

    Get Support »
  • Sponge Iron Composition & Manufacturing Process - Lloyd's .

    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 .

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  • rotary kiln to making sponge iron in india « BINQ Mining

    Rotary Kiln Process of Making Sponge Iron – New Age International. Rotary Kiln Process of Making Sponge Iron // 13 that the entire production by number 2, 3 and. 4 countries is through gas based route while in India, more than . »More detailed

    Get Support »
  • process for making sponge copper powder india for sale price

    use of fines for sponge iron production in coal based . process for making sponge copper powder india for sale price. Iron The coal based rotary kiln process of making sponge, in a rotary .

    Get Support »