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Rotary Kiln For Sponge Iron

(PDF) Computational fluid dynamics analysis of sponge iron .

(PDF) Computational fluid dynamics analysis of sponge iron .

2D CFD model of rotary kiln of sponge iron process is developed to study the effects of angle of inclination, number of rotation and mass flow rate of iron ore on output parameters.

kiln & furnace

kiln & furnace

A muffle rotary kiln is indirect combustion kiln, it applies to high grade iron ore and mill scale, in the condition of reducing atmosphere and high temperature, the iron ore is reduced and volumn shrink, to become high density of DRI ( HDDRI ).

Rotary Kilns - FEECO International Inc.

Rotary Kilns - FEECO International Inc.

Rotary kilns work by processing material in a rotating drum at high temperatures for a specified retention time to cause a physical change or chemical reaction in the material being processed. The kiln is set at a slight slope to assist in moving material through the drum.

Rotary kiln - Wikipedia

Rotary kiln - Wikipedia

A rotary kiln is a pyroprocessing device used to raise materials to a high temperature (calcination) in a continuous process.Materials produced using rotary kilns include: Cement; Lime; Refractories; Metakaolin; Titanium dioxide; Alumina; Vermiculite; Iron ore pellets; They are also used for roasting a wide variety of sulfide ores prior to metal extraction.

sponge iron process

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. Generally the length of reduction zone is 60-70% of total kiln length. If we consider a .

SPONGE-IRON - Shakambhari Group

SPONGE-IRON - Shakambhari Group

In the Direct Reduced Iron (DRI) plant, production of sponge iron using a solid reductant involves reducing iron ore (lumps/pellets) with a carbonaceous material such as coal. The reduction is carried out in a rotary kiln (which is inclined and rotates at a pre-determined range of speeds) at a stipulated temperature (850°C -1,500°C).

Simulation of Rotary Kiln Used in Sponge Iron Process .

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 .

Coal based Direct Reduction Rotary Kiln Process – IspatGuru

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.

SPONGE-IRON - Shakambhari Group

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 & .

rotary kiln sponge iron, rotary kiln sponge iron Suppliers .

rotary kiln sponge iron, rotary kiln sponge iron Suppliers .

offers 270 rotary kiln sponge iron products. About 83% of these are Cement Making Machinery. A wide variety of rotary kiln sponge iron options are available to you, such as condition.

WELSPUN STEEL LIMITED

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.

Rotary Kiln Cooler Pinion Assembly For 100 Tpd Dri Sponge .

Rotary Kiln Cooler Pinion Assembly For 100 Tpd Dri Sponge .

Piyali Engineering Corporation - Offering Rotary Kiln Cooler Pinion Assembly - For 100 Tpd Dri Sponge Iron Plant Rotary Kiln 50 Tpd - 600 Tpd, पिनियन at Rs 300000/set in New Delhi, Delhi. Read about company. Get contact details and address| ID: 21840435855

Rotary Kiln | Top Kiln Manufacture Of Rotary Kiln, Cement .

Rotary Kiln | Top Kiln Manufacture Of Rotary Kiln, Cement .

Sponge rotary kiln is a device for producing sponge iron. It has reasonable structure, stable performance and other function s and advantages. Activated Carbon Rotary Kiln Activated carbon rotary kiln is one of the equipments with high utilization rate for processing activated carbon.

SPONGE IRON PRODUCTION FROM ORE -COAL .

SPONGE IRON PRODUCTION FROM ORE -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 cake are directly used for manufacturing of sponge iron in tunnel kilns.

Rotary Kiln – Electrotherm – Engineering & Technologies .

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).

Flow of materials in rotary kilns used for sponge iron .

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.

Rotary Kiln Sponge Iron In South Africa - Putten Advertising

Rotary Kiln Sponge Iron In South Africa - Putten Advertising

Sponge iron is an intermediate product of steel formed during direct reduction of iron ore with aid of regulated temperatures and pressures within a rotary kiln the greatest.

Sponge Iron Production in Rotary Kiln, Sarangi, A. Sarangi .

Sponge Iron Production in Rotary Kiln, Sarangi, A. Sarangi .

Sponge Iron Production in Rotary Kiln - Kindle edition by Sarangi, A. Sarangi, B.. Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Sponge Iron Production in Rotary Kiln.

Heat Recovery from Rotary Kilns - Solar Impulse Efficient .

Heat Recovery from Rotary Kilns - Solar Impulse Efficient .

Heat Recovery from Rotary Kilns - Heat recovery system. A heat recovery system that captures heat lost from rotary kiln surfaces in cement, paper and sponge iron plants and putting it to useful work. The outside surface temperature of the kiln ranges from 200-300°C. The solution captures the heat lost to ambient during raw material calcination .

Study on Accretion Formation on DRI kiln during spong .

Study on Accretion Formation on DRI kiln during spong .

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 process, reduction is conducted in a refractory lined rotary kiln.

China Rotary Kiln Process of Making Sponge Iron - China .

China Rotary Kiln Process of Making Sponge Iron - China .

Model NO.: Rotary Kiln Process of Making Sponge Iron Type: Iron-Making Equipment Certification: ISO Lateritic Nickel Rotary Kiln: Rotary Kiln for Laterite Nickel Ore Calcining Output: 80-100 T/H(Roasted Sand) Application: Roasting Laterite Ores

Sponge Iron Rotary Kiln-Zhengzhou Taida Rotary Kiln Supplier

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 .

China Rotary Kiln Process of Making Sponge Iron - China .

China Rotary Kiln Process of Making Sponge Iron - China .

Model NO.: Rotary Kiln Process of Making Sponge Iron Type: Iron-Making Equipment Certification: ISO Lateritic Nickel Rotary Kiln: Rotary Kiln for Laterite Nickel Ore Calcining Output: 80-100 T/H(Roasted Sand) Application: Roasting Laterite Ores

sponge iron process

sponge iron process

Jul 29, 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 all grain size fraction of the product.

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION .

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 .

DRI UPDATE - Sponge Iron Manufacturer India

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

Sponge Iron – Prakash Industries Limited

Sponge Iron – Prakash Industries Limited

In the solid reduction process iron ore is converted into DRI in a rotary kiln fired by non-coking coal. Iron ore, coal and dolomite in pre-measured quantities are fed into the kiln.

Ironmaking Technology

Ironmaking Technology

Tunnel Kiln Technology . Rotary Kiln Technology . Paired Pushing Kiln Technology . Chain Grate+Rotary Kiln Machine Tech. High Density Metallized Pellet ( HDDRI ) Mill Scale. . Iron Ingot . Sponge Iron . Granular Iron . Oxidized Pellet . CONTACT US: Contact Person : Mr. Zhibin Jiang. Contact Phone : 0086 510 87820959.

Study on Accretion Formation on DRI kiln during spong .

Study on Accretion Formation on DRI kiln during spong .

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 process, reduction is conducted in a refractory lined rotary kiln.

Computational fluid dynamics analysis of sponge iron .

Computational fluid dynamics analysis of sponge iron .

Rotary kiln is the primary equipment in sponge iron industry, which is used to reduce iron ore to metallic iron i.e. Fe. It is called sponge iron. Rotary kiln is widely used in cement and steel industries. The production capacities of these industries depend significantly on the performance of rotary kiln.