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Excellent Sponge Iron Kiln To Deal With Your Sponge Iron ...

Sponge Iron Kiln Main Structure. Sponge iron kiln's kiln head steal: Sponge iron kiln adopts kiln shell gas seal and spring steel sheet double-layer flexible sealing device. The cold air enters the cooling shield through the bell mouth, and is exhausted after being heated.

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SPONGE-IRON - Shakambhari Group

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 consistent chemical & …

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Rotary Kiln – Electrotherm – Engineering & Technologies ...

Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron (100 TPD, 350 TPD, 500 TPD) Solid state reduction of Iron Ore using either coal/gas as a medium of reduction to produce a substitute raw material for steel making is termed as Direct Reduced Iron (DRI). Since DRI is produced by removing oxygen from iron ore, its structure is just like ...

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Direct reduced iron - Wikipedia

Direct reduced iron (DRI), also called sponge iron, is produced from the direct reduction of iron ore (in the form of lumps, pellets, or fines) to iron by a reducing gas or elemental carbon produced from natural gas or coal.Many ores are suitable for direct reduction. Direct reduction refers to solid-state processes which reduce iron oxides to metallic iron at temperatures below the melting ...

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2 D Model of Sponge Iron Rotary Kiln Developed Using CFD

2 D Model of Sponge Iron Rotary Kiln Developed Using CFD Gajendra Kumar Gaurav* and Shabina Khanam *Research Scholar and Assistant professor Department of Chemical Engineering, Indian Institute of Technology Roorkee, Roorkee - 247 667, India _____ Abstract: The present paper deals with 2D CFD model of rotary kilns employed in sponge iron process.

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Energy Audit Methodology of Sponge Iron Manufacturing ...

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 airs are supplied to the Kiln to initiate the combustion and reaction processes. The reaction takes place at …

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Iron Sponge Process - an overview | ScienceDirect Topics

James G. Speight Ph.D., D.Sc., in Natural Gas (Second Edition), 2019. 8.5.1 Iron sponge process. An example of a hydrogen sulfide scavenger process is the iron sponge process (also called the dry box process), which is the oldest and still the most widely used batch process for sweetening of natural gas and natural gas liquids (Anerousis and Whitman, 1984).

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

Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN IACSIT International Journal of Engineering and Technology, Vol. 6, No. 2, April 2014 DOI: 10.7763/IJET.2014.V6.673 95 Abstract—In the present study, estimation of actual output parameters is carried out for a sponge iron …

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calculation on reduction for direct reduced iron in tunnel ...

calculation on reduction for direct reduced iron in tunnel kiln direct reduced iron "tunnel kiln" - YouTube 8 Aug 2013 ... comInstruction of Tunnel Oven Process To produce direct reduced iron (sponge ... restrictions, landed cost calculator, customs data for direct reduced iron in ETCN. ...

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Rotary Kiln Maintenance Procedures

Rotary Kiln Maintenance Procedures State of the Art Rotary Kiln Maintenance Technology 5078 Bristol Industrial Way, Bldg 100, Buford, GA 30518 Phone (770) 831-8229 Fax (770) 831-3357

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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 …

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Tunnle Kiln Process Of Sponge Iron - reformhaus-vogd.de

Tunnle Kiln Process Of Sponge Iron Kiln And Raw Mill 33 Hammer Crusher Html. Kiln and raw mill 33 hammer crusher html.Kiln and raw mill 33 operating philosophy in the crusher plant.Kiln and raw mill 33 hammer crusher jaw crusher-rotary kiln rotary dryer hongke heavy overview of jaw crusher hammer crusher stone crusher rotary kiln rotary dryer ball mill crusher message please enter details such ...

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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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Sponge Iron – Tata Steel Long Products Limited

Tata Steel LP produces high-grade sponge iron that is consistent in quality. The Company has an annual manufacturing capacity of 390,000 tonnes of sponge iron from its 3 kilns. The production process followed at Tata Steel LP makes it unique and superior than its competitors.. Various properties of sponge iron typically produced at Tata Steel LP:

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Tunnel Kiln Coal Based DRI Plant, टनल किलन in Village ...

Quality of sponge iron made by the Tunnel Kiln technology is superior as compared to that made from the rotary kilns because, while the input raw material gets just about 24hours for the reaction, the figures almost reverse in case of the Tunnel Kiln.

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Technology – Tata Steel Long Products Limited

Iron ore and non-coking coal are the prime raw materials for the production of sponge iron. These are charged into a rotary kiln in requisite proportion along with some dolomite. Coal plays a dual role in the process by acting as a reductant as well as a fuel for providing heat to maintain the requisite temperature inside the kiln at 950-1050 o C.

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(PDF) 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).

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DRI UPDATE - Sponge Iron Manufacturer India

2. ED, SIMA requested the participants to volunteer to spare their rotary kiln for carrying out the R&D for exploring the use of Syn Gas in the rotary kiln. Mr. T Srinivasa Rao, MD, Balajiswamy Premium Steels Pvt Ltd offered his 50TPD kiln for this purpose. 3. Presentation from Tata Sponge Iron Ltd was very much liked and lot of the people showed

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Computational fluid dynamics analysis of sponge iron ...

It enters the kiln at atmospheric temperature and thus, considered as it is in the model. (3) Generally, the outlet stream of the kiln consists of 82%, 10%, 0.7% and 7.3% sponge iron, char, spent lime and ash, respectively. As the amount of sponge iron is significantly high in the outlet stream of the kiln it is considered as purely sponge iron.

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DRI, THE SPONGE IRON INDUSTRIE FULL VIDEO - YouTube

Jan 17, 2017· we are trying to take a look at the sponge iron industrie, how we making sponge iron by coal based .if you like please subscribe and comment,please comment your opinion .

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Rotary Kiln Process of Making Sponge Iron C

As touched upon earlier, sponge iron is mainly produced from ore by two different routes – (a) by reducing gases (CO and H 2) in a shaft furnace, and (b) through direct treatment with coal in a rotary kiln. 2.2 IMPORTANT FEATURES The coal based rotary kiln process of making sponge iron is the focus of the present write up.

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

6.1 Schematic Drawing of discharge end of Kiln 38 6.2 2D & 3D model of Sponge iron Rotary Kiln 39 6.3 Faces of lobe blower. 39 6.4 Coal throw and solid out face at discharge end of kiln. 40 6.5 Cuts made to represent air pipes. 40 6.6 Wall of air pipe. 41 6.7 Face of air pipe. 41 6.8 Overall view and internal view of generated Mesh. 42

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Coal based Direct Reduction Rotary Kiln Process – IspatGuru

The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in pre-determined ratio. The rotary kiln is slightly inclined at an angle 2.5 degree and rotated by AC variable speed motor at a variable speed ranging from 0.2 rpm (revolutions per minute) to 1.0 rpm.

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Sponge iron production in tunnel kiln – Aramico Company

Although iron powder could be produced in sponge iron tunnel kiln production line and it is the main raw material for powder metallurgy production lines. Process In sponge iron production plant by tunnel kiln method, after crushing and screening raw materials, iron ore, coal and limestone are mixed and charged in storage bins in certain ratios.

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Dri Tunnel Kiln For Sponge Iron - Buy Tunnel Kiln ...

Dri Tunnel Kiln For Sponge Iron, Find Complete Details about Dri Tunnel Kiln For Sponge Iron,Tunnel Kiln,Construction Tunnel Kiln,Overall Design Tunnel Kiln from Industrial Furnace Supplier or Manufacturer-Henan Lite Refractory Material Co., Ltd.

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SPONGE IRON PLANT

Sponge iron being magnetic gets attracted and gets separated from non- magnetic char. The iron ore and coal crushed and screened to respective sizes are fed to rotary kiln through feed tube in pre-determined ratio. The rotary kiln is slightly inclined at an angle 2.5 deg and rotated by

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MGM

The reduced iron ore i.e. SPONGE IRON from rotary Kiln with other contaminants like non magnetic char/stone pieces gets discharged into a Rotary Cooler at a temperature of 950-1000deg C. The rotary cooler is 2.2 meters in diameter and 50 meters long inclined at 2.5 percent and rotating at 0.8-1.2 rpmThe sensible heat of the matirials will be ...

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OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION …

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 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 ...

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