rotary kiln process spong iron

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Sponge Iron Rotary KilnZhengzhou Taida Rotary Kiln Supplier

Sponge Iron Rotary Kiln. Specifications: Sponge iron is a kind of superior iron ore. It can be got by oxidationreduction reaction. In sponge iron rotary kiln, vertical furnace and other reactor, iron ore and other iron ore concentrates are reduced in low temperature condition and …

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Study on Accretion Formation on DRI kiln during spong …

Study on Accretion Formation on DRI kiln during spong iron production Chandrashekhar shrivas, Himanshu shrivas AbstractToday is an era of competition, and contrary to this the Iron and steel industries are also suffering from the same. One of the major challenges for sponge iron plant is the Accretion formation. Through this

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China Rotary Kiln Process of Making Sponge Iron China ...

China Rotary Kiln Process of Making Sponge Iron, Find details about China Rotary Kiln Process of Making Sponge Iron, Sponge Iron Rotary Kiln from Rotary Kiln Process of Making Sponge Iron Luoyang Zhongtai Industries Co., Ltd.

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OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION …

volatile coals and lignite and sponge iron contain, ing per cent total iron, per cent metallic iron and a degree of metallization of per cent has been achieved. Rotary Kiln Reduction Process at NML The rotary kiln at NML (Fig. 3) consists of a steel …

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Plant Details MGM Group

In the first phase one 350 TPD rotary kiln and 8MW power plant have been commissioned and are operating smoothly .. SPONGE IRON PLANT Sponge iron plant or Direct Reduction Plant (DRP) is designed to produce 350tons of sponge iron per day in a rotary kiln using iron ore, non coking coal and dolomite as the raw materials.

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

Index Terms—Sponge iron process, rotary kiln, temperature profile, artificial neural network. I. INTRODUCTION Sponge iron is the metallic form of iron produced from reduction of iron oxide below the fusion temperature of iron ore (1535oC) by utilizing hydrocarbon gases or carbonaceous fuels as coal. The reduced iron having high

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Process Making Sponge Iron Rotary Kiln

Rotary Kiln Process of Making Sponge Iron. Rotary Kiln Process of Making Sponge Iron HISTORICAL BACKGROUND The production of steel began in ancient times; but because of the complexity and slow. Get Price And Support Online; for sponge iron making gamix. Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN, Sponge iron is the ...

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Energy Audit Methodology of Sponge Iron Manufacturing ...

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 mixiron 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

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Direct Reduced Iron and its Production Processes – IspatGuru

Mar 16, 2013· The pressure and temperature in shaft furnace in HYL process is 56 bars and 800850 deg C. The same in Midrex process is bar and 800850 deg. C. 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.

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Rotary Kiln For Sponge Iron / Dry Process Rotary Kiln ...

Rotary Kiln For Sponge Iron / Dry Process Rotary Kiln / Rotary Kiln For Cement Plant , Find Complete Details about Rotary Kiln For Sponge Iron / Dry Process Rotary Kiln / Rotary Kiln For Cement Plant,Rotary Kiln For Sponge Iron,Dry Process Rotary Kiln,Rotary Kiln For Cement Plant from Cement Making Machinery Supplier or ManufacturerShanghai Minggong Heavy Equipment Co., …

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Rotary Kiln Cement Rotary Kiln and Sponge Iron Rotary Kiln

Our cement rotary kiln and sponge iron rotary kiln has been developed for performing drying, calcination and sintering work in a continuous process. Widely used for cement, pet coke calcination, sponge iron and other materials, it uses hot gases for the operation.

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SPONGE IRON PLANT

The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and NonCoking coal. Limestone, in small quantities, is also required to scavenge the sulphur. IRON ORE The quality requirement of Sized ore for sponge iron …

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Energy survey of the coal based sponge iron industry ...

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 demanding. In order to identify the largest losses and to find ways to increase the efficiency, an energy survey of the sponge iron plant was carried out for a number of ...

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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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Length Of Rotary Kiln For 100ton Spong Iron Plant

Rotary Kiln Production Of Sponge Iron Hummelzuidhorunnl. in general sized iron ore of 518mm is used in the process of manufacture of sponge iron on all types of rotary kiln with 16mm not exceeding 1520the mean particle size of iron ore shall be restricted to …

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2 D Model of Sponge Iron Rotary Kiln Developed Using CFD

2II. Rotary kiln: Operation and construction details A schematic diagram of the rotary kiln of sponge iron process considered for the present work is shown in Fig. 1. The rotary kiln consists of a rotating cylindrical shell lined inside with refractory material. The kiln is around 80 m long with 4 m

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Tunnel Kiln – Electrotherm Engineering And Technologies

Production cost from Tunnel Kilns is lower than that from rotary kilns; Extremely low on environmental pollution; The Research Development team of Electrotherm has extensively worked upon this process of Sponge Iron making and we have successfully produced sponge iron from our 25TPD Tunnel Kiln at our steel making complex at Samakhyali, Kutch.

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Sponge Iron Composition Manufacturing Process Lloyd's ...

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 size wise in ...

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sponge iron process

Aug 03, 2011· During the process of manufacture of sponge iron, coal injection plays a very vital role in maintaining the product quality. Due to highly endothermic nature of Boudouard reaction, heat has to be continuously supplied in entire reduction zone of rotary kiln.

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Rotary Kiln Process Of Making Sponge Iron

process of sponge iron by rotary kiln – Grinding Mill China. Posted at: January 5, 2013 . Rotary Kiln Process of Making Sponge Iron The production of steel began in ancient times; but because of the complexity…. Click Chat Now

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WELSPUN STEEL LIMITED

For the direct reduction of iron ore the main furnace used is rotary kiln. The rotary kiln is the refractory lined cylindrical vessel on which blowers are mounted the air pipes, to provide combustion air to the inside of the kiln. During lite up there is a start up burner at the kiln discharge end which is oil fired to heat up the rotary kiln.

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Spong Iron Rotary Kiln, Spong Iron Rotary Kiln Suppliers ...

offers 273 spong iron rotary kiln products. About 83% of these are cement making machinery, 2% are industrial furnace. A wide variety of spong iron rotary kiln options are available to you, such as resistance furnace, induction furnace.

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US3096172A Rotary furnace production of sponge iron ...

US3096172A US27168A US2716860A US3096172A US 3096172 A US3096172 A US 3096172A US 27168 A US27168 A US 27168A US 2716860 A US2716860 A US 2716860A US 3096172 A US3096172 A US 3096172A Authority US United States Prior art keywords furnace discharge end sponge iron bed Prior art date 19600505 Legal status (The legal status is an assumption and is not a legal conclusion.

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Analysis of temperature profile and % metallization in ...

The literature discussed above is based on CFD analysis of rotary kiln of cement plant. As the focus of the present work is to study the kiln of sponge iron process, literature related to it is discussed here: Prasad and Ray simulated flow pattern of air using FLUENT software in rotary kiln of a typical 100 tpd sponge iron process. For ...

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Modelling and optimization of a rotary kiln direct ...

Modelling and optimization of a rotary kiln direct reduction process 55 Figure 3. Kiln temperature distribution for the base case The feed material (bed) enters the kiln at ambient temperature and rapidly heats up due to the hot gas in the freeboard.

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Rotary Kiln Process Of Making Sponge Iron Grinding Mill

coal used in rotary kiln sponge iron. The process of sponge iron making aims to remove the oxygen from iron ore. gangue content In Sponge Iron Process , two types of coal are being used such as feed For the direct reduction of iron ore the main furnace used is rotary kiln.

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SPONGE IRON PRODUCTION IN ROTARY KILN PDF DOWNLOAD

Sponge iron production in rotary kiln The cooler is also inclined at 2. The largest improvements would be made by design modifications adopting a novel energy conservation scenario by process integration and thereby decreasing the coal and water consumption and by decreasing the cold fresh air.

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SL RN (Iron Making Rotary Kiln Process for DRI Production)

Nov 01, 2015· Amazing Concrete Garden Boxes PART 1 DIY Forms to Pour and Cast Cement Planter link together Beds Duration: 23:50. MAN about TOOLS 974,763 views

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process making sponge iron rotary kiln

Rotary Kiln Cement Rotary Kiln and Sponge Iron Rotary Kiln. Our cement rotary kiln and sponge iron rotary kiln has been developed for ... Integrated with variable speed drive, process automation and instrumentation, this kiln ... annular gap by cooling air fan using distribution nozzle ring made of …

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SPONGEIRON

Sponge Iron, also known as Direct Reduced Iron is produced from Hematite Iron ore (5 to 18 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 …

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Rotary kiln Wikipedia

The kiln is a cylindrical vessel, inclined slightly to the horizontal, which is rotated slowly about its longitudinal axis. The process feedstock is fed into the upper end of the cylinder. As the kiln rotates, material gradually moves down toward the lower end, and may undergo a …

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Sponge iron manufacturing process rotary klin process

Sponge Iron Prakash Industries Limited. Considering the fact that large quantity scrap required for manufacturing steel and supply of which is irregular, sponge iron is a substitute offering regularity in supplies and quality In the solid reduction process iron ore is converted into DRI in a rotary kiln …

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HOME >> Product >>sponge iron production in rotary kiln

Rotary Kiln Process of Making Sponge Iron HISTORICAL BACKGROUND Fig. Another comparison of sponge iron production of India and World indicat ing the . more >> Accretion Control in Sponge Iron Production Kiln The performance of rotary kiln sponge iron based processes is normally affected by accretion build up .

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