rotary kiln process of making sponge iron | Solution for ...

Rotary Kiln Process of Making Sponge Iron 2.1 HISTORICAL BACKGROUND The production of steel began in ancient times; but because of the complexity and slow Rotary Kiln Process of Making Sponge Iron The production of steel began in ancient times; but because of the complexity and slow speed of the ancient process, they could not be carried out on a very large scale.

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sponge iron | Iron | Coal - Scribd

For shaft process of sponge iron making, prior and meticulous de-sulphurisation of natural gas is necessary to prevent poisoning of catalyst used for reforming. (ii) Sponge iron produced from rotary kiln is obtained in close granular size range.

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rotary kiln process of making sponge iron – Grinding Mill ...

Rotary kiln process of making sponge iron c 14 // advances in rotary kiln sponge iron plant the krupp-renn process, about which we mentioned in chapter 1, was probably the …

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SPONGE IRON PLANT

The rotary kiln process chosen for the unit considers reduction of iron ore (5-20 mm) with solid carbonaceous material like coal heated up to a temperature of 950-1000 0 c in rotary kiln and then

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

mail: [email protected]) Anil K. Poonia and Shabina Khanam, Member, IACSIT Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN IACSIT International Journal of Engineering and Technology, Vol. 6, No. 2, April 2014

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rotary kiln DRI production technology - YouTube

Nov 15, 2015· Rotary kiln technology is advanced and mature, its products may be DRI, HDDRI, granular iron and CBI. Rotary kiln technology is fit for various of high grade or low grade iron ore and ferrous waste.

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sponge iron making process diagram

sponge iron making process diagram; sponge iron making process diagram. sponge iron making process diagram. ... Iron Rotary Kiln,Mining Sponge Iron Rotary Kiln from Cement Making Machinery ... and a fluorescent screen is adopted for showing the simulated process flows. Chat Online.

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Coal based Direct Reduction Rotary Kiln Process ...

Coal based Direct Reduction Rotary Kiln Process Posted by Satyendra on Feb 14, 2017 in Technical | 0 comments 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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rotary kiln process of making sponge iron | Solution for ...

Rotary Kiln Process of Making Sponge Iron 2.1 HISTORICAL BACKGROUND The production of steel began in ancient times; but because of the complexity and slow Rotary Kiln Process of Making Sponge Iron The production of steel began in ancient times; but because of the complexity and slow speed of the ancient process, they could not be carried out on a very large scale.

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rotary kiln process of making sponge iron – Grinding Mill ...

Rotary kiln process of making sponge iron c 14 // advances in rotary kiln sponge iron plant the krupp-renn process, about which we mentioned in chapter 1, was probably the …

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sponge iron making process diagram

sponge iron making process diagram; sponge iron making process diagram. sponge iron making process diagram. ... Iron Rotary Kiln,Mining Sponge Iron Rotary Kiln from Cement Making Machinery ... and a fluorescent screen is adopted for showing the simulated process flows. Chat Online.

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rotary kiln DRI production technology - YouTube

Nov 14, 2015· Rotary kiln technology is advanced and mature, its products may be DRI, HDDRI, granular iron and CBI. Rotary kiln technology is fit for various of high grade or low grade iron ore and ferrous waste.

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Rotary Kiln Process Of Making Sponge Iron

process making sponge iron rotary kiln animation in south africa. This page is about process making sponge iron rotary kiln animation in south africa, click here to get more infomation about process making sponge iron rotary kiln …. Click & Chat Now

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sponge iron process

Aug 03, 2011· COAL INJECTION IN ROTARY KILN K.Ramu, C.Ramesh, A.Rajasekaran 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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Analysis of temperature profile and % metallization in ...

In the sponge iron industry rotary kiln is the primary equipment, which is used to reduce iron ore to metallic iron i.e. Fe. Though sponge iron is a hard solid material, it is called sponge iron due to its honeycomb structure. Rotary kiln is also widely used in cement industry.

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Sponge iron making process - SlideShare

Making process iron ore to sponge iron Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. If you continue browsing the site, you agree to the use of cookies on this website.

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Study on Accretion Formation on DRI kiln during spong iron ...

utility of sponge iron in other steel manufacturing processes like L.D. Converters, Open Hearth Furnaces (OHFs), Blast Furnaces (BFs) & Basic Oxygen Furnaces (BOFs), Induction Furnaces (IFs) and Cupolas. 1.2 Rotary Kiln Operation Generally in any sponge iron …

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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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Flow of materials in rotary kilns used for sponge iron ...

Abstract. Looking forward to the need of developing coal-based sponge iron technology in India, a country having no significant resources of either coking coal or natural gas, the Research and Development Division of the Tata Iron and Steel Company Limited (TISCO) set up a rotary kiln based direct reduction pilot plant in 1975.

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Tunnel Kiln| Tunnel Kiln Manufacturer India – Electrotherm ...

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 5-18mm.

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Rotary Kiln Process Of Making Sponge Iron

process making sponge iron rotary kiln animation in south africa. This page is about process making sponge iron rotary kiln animation in south africa, click here to get more infomation about process making sponge iron rotary kiln …. Click & Chat Now

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Flow of materials in rotary kilns used for sponge iron ...

Abstract. Looking forward to the need of developing coal-based sponge iron technology in India, a country having no significant resources of either coking coal or natural gas, the Research and Development Division of the Tata Iron and Steel Company Limited (TISCO) set up a rotary kiln based direct reduction pilot plant in 1975.

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Tunnel Kiln Process For Sponge Iron Making

Tunnel Kiln Process For Sponge Iron Making tunnel kiln process sponge iron Mobile Cone Crusher, Hydraulic Tunnel Kiln Process For Sponge Iron Making, Rotary Kiln manufacturer in Shanghai, China Online Service; Get Price. process flow diagram sponge iron .

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Sponge iron making process - SlideShare

SPONGE IRON • Fe (T)= 91,5 % min • Fe (M) = 85,5 % min • Sulphur = 0,005 % • Phosphorus = 0,7 % Chemical Composition • Size = -3 to 10 mm • Bulk density=1,7-2T/M3 Physical Composition 16.

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A Thesis Submitted for Partial Fulfillment of the Degree ...

3.1 Material Balance in a Rotary Kiln sponge iron plant 14 3.2 Energy Balance in a Rotary Kiln sponge based iron making 14 3.3 Schematic of optimised Rotary kiln sponge iron making process …

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difference between sponge iron kiln and cement kiln « BINQ ...

May 01, 2013· Sponge Iron (SI): DRI is also known as Sponge Iron because of its spongy micro structure. … ore lumps or iron ore pellets with the help of non-coking coal in Rotary Kiln …

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Extractive Metallurgy: Sponge Iron Making

Oct 11, 2013· After processed in rotary kiln, the product sponge iron come to the water cooled cooler where its temperature reaches to 80 to 100°C. The Product is …

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OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN …

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

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Sponge Iron - lloyds

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.

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Accretion Control in Sponge Iron Production Kiln using ...

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 reduction process is carried out in an inclined horizontal rotary kiln, which rotates at a programmed speed.

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rotary kiln process of making sponge iron chapter 3 ...

Rotary Kiln Process of Making Sponge Iron A typical process scheme for making sponge iron in a rotary kiln is…

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Direct Reduced Iron and its Production Processes ...

DRI Production process A DRI production process is one in which the solid metallic iron is obtained directly from solid iron ore without subjecting the ore or the metal to fusion. The process principle is shown in Fig. 1. Fig 1 DRI process principle. Major DRI production processes are …

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Process For Rotary Kiln & Iron Ore Manufacturer from Delhi

Iron Ore: Lump iron ore in the size range of 5-20mm can be used in all coal based rotary kiln processes. In gas based processes 70% iron ore pellets and 30% lump iron ore of 10-30mm are being used. In general high grade iron ore of 65% minimum Fe (total) with less decrepitating characteristics is preferred for use in rotary kiln.

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Modeling of Rotary Kiln for Sponge Iron Processing Using ...

1.1 Image of a Sponge Iron Granule 2 1.2 Microscopic view of sponge iron 4 3.1 Material Balance in a Rotary Kiln sponge iron plant 14 3.2 Energy Balance in a Rotary Kiln sponge based iron making 14 3.3 Schematic of optimised Rotary kiln sponge iron making process 21 4.1 Industrial view of Sponge Iron making Rotary Kiln 24 4.2 Schematic view of ...

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