sponj iron rotary kiln

sponj iron rotary kiln

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

Sponge iron kiln’s cylinder: The design of the sponge iron rotary kiln cylinder is more reasonable. The cylinder is rolled with a Q235-B steel plate to ensure five mechanical properties, usually with automatic welding. The wall thickness of the cylinder is generally 25 mm, and that of the firing zone is 32 mm.

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New Sponge Iron Rotary Kiln Design In Sponge Iron ...

Sep 10, 2020  In the newly designed sponge iron rotary kiln system, a coarse coal branch pipe and fine coal branch pipe are added at the kiln head. The original way of adding 100% coal at the kiln head is changed to 50-70% coal is added together with fine iron ore and dolomite through the mixing mode at the kiln tail, and the remaining 30-50% coal is added ...

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OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN

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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(PDF) Modeling of Rotary Kiln for Sponge Iron Processing ...

Modeling of Rotary Kiln for Sponge Iron Processing Using CFD package (ANSYS 13.0) A Thesis Submitted for Partial Fulfillment of the Degree Award Of MASTER OF TECHNOLOGY In CHEMICAL ENGINEERING Under the supervision of. Radhebihari Upadhyay. Related Papers. Rotary Kilns. By shoyab mohamed.

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rotary kiln spong iron, rotary kiln spong iron Suppliers ...

Alibaba offers 1,154 rotary kiln spong iron products. A wide variety of rotary kiln spong iron options are available to you, such as warranty of core components, key

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sponge iron rotary kiln, sponge iron rotary kiln Suppliers ...

Alibaba offers 1,161 sponge iron rotary kiln products. About 27% of these are Cement Making Machinery, 2% are Other Mining Machines. A wide variety of sponge iron rotary kiln options are available to you, such as warranty of core components, condition, and key selling points.

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Premium rotary kiln sponge iron For Industries - Alibaba

sponge iron dri rotary kiln The introduction of Rotary kiln: a, Rotary kiln is the main equipment for sintering cement clinker. b, The rotary kilns produced by our company can be divided into dry process and wet process. Compared to been raised 3-5% up, production has been increased 5-10% and heat consumption has been reduced 15% down.

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Sponge Iron Production in Rotary Kiln: Sarangi, Bidyapati ...

Jan 01, 2011  This book comprehensively deals with the production of sponge iron in the rotary kiln. The book is divided into 17 chapters. The initial chapters give a brief on the fundamental theories and basic principles of sponge iron production, commercially used DR (direct reduction) processes and physico-chemical principles of sponge iron production.

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iron sponge rotary kiln, iron sponge rotary kiln Suppliers ...

Alibaba offers 1,670 iron sponge rotary kiln products. A wide variety of iron sponge rotary kiln options are available to you, such as warranty of core components, local service location, and key

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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 RD 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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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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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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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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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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sponge iron calcinating rotary kiln, sponge iron ...

Alibaba offers 886 sponge iron calcinating rotary kiln products. A wide variety of sponge iron calcinating rotary kiln options are available to you, such as warranty of core components, local service location, and key selling points.

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

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 internal heat exchange in Rotary kiln 26 4.3 Schematic view of Lobe Blower. 27 4.4 Schematic view of Air material flow in Rotary kiln 27 4.5 Filling of Bed Geometry 28

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Super Refractories - Sponge Iron Production

GAS BASED SPONGE IRON ROTARY KILN. Application. Recommended Products. BUSTLE PORT. CUMILOX 201 HF. REACTOR HOT FACE LINING. CUMILOX K313W. REACTOR BACK UP. CUMILAC 29.

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Rotary Kiln with SL/RN Process - electrotherment

Rotary Kiln with SL/RN Process. Rotary Kiln with SL/RN Process. Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron (100 TPD, 350 TPD, and 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).

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SheLLair tube used in sponge iron kiln/SAT/Swirller/rotary ...

Mar 26, 2019  Hello friendThis video is on SAT used in sponge iron kiln Watch it like it subscribe itThankyou

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ORISSA SPONGE IRON AND STEEL LTD.

ORISSA SPONGE IRON AND STEEL LTD. OSIL P E is capable of providing the following services. Preliminary engineering services including testing of raw materials for : - Coal based DRI Plant of 350 500 TPD. - Power generation facility from waste heat of DRI off gas. - Steel making through IF / EAF including secondary metallurgy.

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Use of fines for sponge iron production in coal based ...

sponge iron process: 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

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Sponge Iron - an overview ScienceDirect Topics

DRI, also known as sponge iron, is the product of reducing iron oxide in the form of iron ore and steel plant wastes into metallic iron, below the melting point of iron and typically in the range of 800–1200 °C. Iron oxide is charged into shaft furnace, rotary kiln, or fluidized beds in the form of pellet, iron ore lumps, or fines. The reduction takes place using gaseous reductants (CO + H ...

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

Sep 01, 2015  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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Sponge Iron Rotary Kiln-Zhongde Heavy Industries

Sponge iron rotary kiln is the widely used sponge iron processing equipment.In the rotary kiln, with coal, coke or other fuels,the iron ore or iron concentrate pellets realize low-temperature reduction under the melting temperature conditions,becoming porous

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Study on Air Tubes Failure in Sponge Iron Rotary Kiln

Keywords: Sponge Iron, Heat Transfer, Rotary Kiln . 1. Introduction . In Rotary kiln, carbon is charged from either end, in one end in the form of coal particles and in another in form of coal lumps. The coal reacts with air to form carbon monoxide which then reduces iron oxide (ore) to iron. So, in a kiln,

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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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Accretion Control in Sponge Iron Production Kiln using ...

Some of the sponge iron rotary kilns are still under manual and open loop control with human operator observing the burning status of the different zones of the kiln. As a result, it is difficult to maintain consistent product quality and energy consumption is high. In addition, the kiln liner wears out rapidly and the kiln production rate

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

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. In this pilot plant, a totally indigenous technology for production of ...

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Sponge Iron Plant Rotary Kiln - China Rotary Kiln, Rotary ...

sponge iron plant rotary kiln 1..Brief description of clinker rotary kiln : Our company owns the magnesium production line. As a kind of qualified material crushed by the crusher, the raw material-dolomite is calcined till it became white by rotary kiln, being cooled by the cooling machine and then mix it evenly with silicon powder (75%) and silica powder (including GaF2 fluorite=95%).

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Rotary Kiln with SL/RN Process - electrotherment

Rotary Kiln with SL/RN Process. Rotary Kiln with SL/RN Process. Coal Based Rotary Kiln for Direct Reduced Iron / Sponge Iron (100 TPD, 350 TPD, and 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).

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Fillling Degree( Rotary Kiln ,Sponge Iron) - YouTube

May 13, 2021  Fillling Degree( Rotary Kiln ,Sponge Iron) in this video we learned how to calculate filling degree in sponge iron rotary kiln

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SPONGE IRON UNIT - SEIL

6. The product i.e. Sponge Iron and semi burnt coal are discharged from the kiln through a rotary cooler. The cooler is 12M in length and water is sprayed directly as well as indirectly for cooling the material. The material is cooled down to 100oC and fed to magnetic separator for separating the sponge iron and non-magnetic (char). The Sponge ...

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Sree Rengaraaj Steels

We supply Our Sponge Iron Products to various Induction Furnace, Foundry Division and also for Blast Furnace. Sponge Iron Rotary Kiln Process. In this process, a Refractory lined Rotary Kiln is used for reduction of iron ore in solid state. The Kiln is mounted with a slope of 2.5 % downwards from the feed end to discharge end.

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Sponge Iron Production In Rotary Kiln By Sarangi Arabinda

Kiln Process Sponge Iron In South Africa. Process Making Sponge Iron Rotary Kiln Simulation of Rotary Kiln Used in Sponge Iron Process Using ANN Sponge iron is the metallic form of iron produced from Steelmaking Get Price.

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Sponge Iron Rotary Kiln-Zhengzhou Taida Rotary Kiln Supplier

Sponge Iron Rotary Kiln. Specifications: Sponge iron is a kind of superior iron ore. It can be got by oxidation-reduction 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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Use of fines for sponge iron production in coal based ...

sponge iron process: 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

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

The present work identifies the basic features of burden movement in a rotary kiln. The cold model study was conducted with iron ore as the feed material to determine the influence of length to diameter ratio (L/D) of a rotary kiln on the filling degree, hold-up, and residence time of the charge. An empirical equation correlating different operating variables has been derived on the basis of ...

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