who make sponge iron from coal and iron ore process

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Convert your sponge iron plant into a cast iron plant and …

MAGMA can use iron ore fines & South African / Australian thermal coal to make pig iron & there is no need for iron ore lumps / sinter feed / pellets or coke. MAGMA is the improved ''Romelt'' process & is offered by the Russian company ''Technologia Metallov LLC''.

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Extracting More Sponge Iron Is Imperative To Boost …

Such coal-based sponge iron making from iron ore is popular both in India and China. However, in the world, almost 80% of sponge iron is being produced by the gas-based DR process. Both the gas and coal based DRI technology are gaining importance due to comparatively less investment cost, flexibility in using raw materials like cheap iron ore fines, non-coking coal and natural gas.

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Project Proponent M/s BRGD Sponge and Iron Pvt. Ltd.

1,20,000 TPA sponge iron. Manufacturing Process The proposed plant uses the coal based process in which iron oxide in pellet/iron ore will be reduced with non coking coal in a rotary kiln to make sponge iron. The raw materials (Pellet/iron ore, coal and

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TMT Bars Manufacturing Process

1 Conversion of iron ore to molten iron A Sourcing and processing of Raw Material The raw material viz. iron ore, coal/coke and the fluxes (limestone and dolomite) are sourced from their respective locations and are stacked, reclaimed and blended in the required proportion.

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sponge iron process

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

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Difference Between Sponge Iron and Pig Iron | …

 · Sponge iron is a form of iron that we can produce directly from iron ore through a reduction process whereas pig iron is a form of iron that we can produce by melting iron ore along with charcoal and limestone under very high pressure.

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Sponge Iron (DRI) | The Hira Group

With such dimension of notion WE in our Sponge Iron Manufacturing process through 4 Kilns (1 * 350T and 3 * 500T) laid up the best DRI making process in India. It is Coal Fuel based DRI. Coal based Sponge-iron is a metallic product produced through direct reduction of iron ore in the solid state .As such it is also known as Direct Reduced Iron (DRI).

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Sponge Iron Industry on Oxygen

However, coal based sponge iron production route have some issues because of the deteriorating quality of iron ore and coal and module size. Nevertheless, larger units having waste heat recovery system for power generation are better placed on both the fronts of energy efficiency and environment.

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Why Haematite iron ore is preferred against magnetite iron …

and blending process before being shipped off for production. Upvote (0) Downvote (0) Reply (0) See More Answers See More Related Questions How to use magnetite iron ore to make sponge iron in coal based DRI plant? What is the future of coal ...

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Direct Reduced Iron Industry in India — Problems and Prospects

`the quality requirements for the rotary kiln sponge iron process. The sponge iron fines generation is high and ranges from 15 — 30% depending upon the ore used due to high reduction degradation. This will not only reduce the sales realization of the product but

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tunnel kiln process sponge iron crusher

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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Sponge Iron, स्पंज आयरन in Mumbai, Lloyds Steels …

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

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SPONGE IRON

Production Process and technology for direct production of Sponge Iron from Iron Ore fines withough any need of either pelletisation nor sintering is offered adopted Tunnel kiln and Hematite Iron ore fines. Shape of produced sponge iron is in form of briquette having ...

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Sponge Iron

Sponge Iron - an overview | ScienceDirect Topics

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Sponge Iron Manufacturer India

Sponge Iron / DRI Sponge Iron also called Direct reduced iron (DRI), 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 ...

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sponge iron process: IRON ORE & MGM IRON ORE

COAL INJECTION IN ROTARY KILN K.Ramu, C.Ramesh, A.Rajasekaran During the process of manufacture of sponge iron, coal injection plays a v... IRON ORE & MGM IRON ORE Iron ores are rocks & minerals from which metallic iron can be extracted types of iron ore a) oxide ores Ex ...

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tunnel kiln process for sponge iron making

Coal-based DR in Tunnel Kilns. .A system and continuous process of manufacturing of Sponge Iron from iron ... of Sponge Iron from iron ore fines in a Tunnel Kiln is disclosed. Read more Sitemap pre: cts1230 magnetic separator specification next: conveyor components manufacturers

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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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coal in the process of iron ore

Sponge Iron - WELSPUN STEEL LIMITED Now the coal if the desired temp. for reduction process is obtained, iron ore with dolomite is fed from inlet of the kiln. Since the kiln has a ...

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The Direct Reduction of Iron

 · The Coal-Ore-Direct-Iron-Reduction (Codir) process combines features of the Waelz Kiln and the Krupp–Renn process []. The Krupp–Renn is an iron ore reduction process designed for low-grade ores that at one time had over 40 commercial installations, but high energy costs and availability of higher-grade ores led to the shutdown of all operations.

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How to use magnetite iron ore to make sponge iron in …

the idea of the process of how to make sponge iron from iron ore is basically to add coal to remove oxygen from iron by adding non coking coal and to remove sulfur by adding lime stone, the iron ore and coal are crushed in crushers and screened to the ...

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Convert your sponge iron plant into a cast iron plant and …

MAGMA produces pig iron from iron ore, by the method of liquid-phase reduction of iron. In the process, iron ore fines & limestone are pre-heated by the off-gases of the smelting chamber in a rotary kiln, to temperatures of 900-1,000°C & then hot-charged into the MAGMA chamber. Coal is directly burnt in oxygen inside MAGMA.

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What is Sponge Iron? (with pictures)

 · Sometimes known as direct-reduced iron, sponge iron is a product that is produced using iron ore. The iron ore is often in the form of pellets or lumps, and is subjected to a reduction process that is created by the use of a reducing gas that emits from coal or a natural gas source.

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SPONGE IRON PLANT

1 RAW MATERIAL General The major Raw Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and Non-Coking coal. Limestone, in small quantities, is also required to scavenge the sulphur.

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Sponge Iron

The COREX process is a two-stage process, as is shown in Figure 1.1.40 the first step, iron ore is reduced to sponge iron in a shaft furnace by means of reducing gas. In the second step, the reduced iron is melted in the melter–gasifier vessel. Reducing gas (CO ...

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Direct reduced iron

Process Direct reduction processes can be divided roughly into two categories: gas-based, and coal-based. In both cases, the objective of the process is to drive off the oxygen contained in various forms of iron ore (sized ore, concentrates, pellets, mill scale, furnace dust, etc.), in order to convert the ore to metallic iron…

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Direct reduced iron

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.

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SPONGE IRON PRODUCTION FROM ORE -COAL COMPOSITE …

SPONGE IRON PRODUCTION FROM ORE -COAL COMPOSITE PELLETS IN TUNNEL KILN S.C.Khattoi 1*, G. G. Roy2 1 Project & Engineering Consultancy, Keonjhar, Odisha, India 2 Indian Institute of Technology, Kharagpur – 721302, India Abstract: Today India stands as the largest producer of coal based sponge iron through ...

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