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Sponge Iron Composition & Manufacturing 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

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Sponge iron making process SlideShare

Nov 09, 2014 · Making process iron ore to sponge iron. Sponge iron making process INJECTION COAL Coal Crushing Combustion Injection to kiln Coal Injection over a large range of size 0-20 mm Temperature combustion below 950 C Coal injection system makes use of voal volatiles for reduction, thereby reducing the coal requirement to a minimum Coal

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Sponge iron, pig iron manufacture-Mishri international

The twin issues of rapid depletion of Coking Coal reserves and the scarcity of indigenous scrap, made the Government of India support production of sponge iron in the country. W e mishri international are supplier, trader, distributor of Sponge iron,pig iron, gas based sponge iron, coal based sponge iron, in rajkot, gujarat, india.

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whrb process sponge iron vrienden-bordet

Pollution in the Coal Based Sponge Iron Industry in India. are located in Odisha, Jharkhand, Chhattisgarh, West Raw DRI Process materials, partly coal, iron ore, . . Flue gas from the kiln WHRB) through the upper end.4.

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machine used in sponge iron plant

Process Flow Diagram Of Sponge Iron Plant-Fitmacys Machinery. Sponge Iron Plant Turn-key projects Energy Conservation in Sponge Iron Production The process flow sheet of a typical coal-based sponge iron plant with dri

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sponge iron process

Jul 29, 2010 · We are the largest producer of sponge iron using non coking coal as a reductant and and are having the largest coal based plant in the world. We shall discuss in detail all technical aspects of coal base sponge iron making with particular reference to control of important process parameters to achieve quality sponge iron in this august gathering.

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Government update on private steel plants in Chhattisgarh

Dec 07, 2011 · Government update on private steel plants in Chhattisgarh Tuesday, 06 Dec 2011 Indian union minister for Steel Mr Beni Prasad Verma has informed that details of MoUs signed between state government and private players for setting up of steel plants

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Environmental Control Measures in Sponge Iron

Environmental Control Measures in Sponge Iron Industry with Particular Reference to Tata Sponge Iron Limited B. M. SARANGI, BABU KESAV and M. K. SHESHADRI Tata Sponge Iron Limited, Joda, Orissa ABSTRACT Direct reduced iron or sponge iron technology was developed as an alternate route for steel making and is considered as a clean technology.

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Manufacturer of Coal Based Sponge Iron & Direct Reduced

ILc Iron & Steel Pvt. Ltd Manufacturer of Coal Based Sponge Iron, Direct Reduced Sponge Iron & Sponge Iron Fines from Bellary, Karnataka, India

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Sponge iron industries are killing fields

Almost 80 per cent coal-based sponge iron manufactured in the world comes from India and about 60 per cent of this production comes from the small-scale industry in the unorganised sector. Some of these are unregistered companies and it is, therefore, impossible to have an accurate count of how many plants are operating in the country.

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

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 recommended sizes (5mm- mm), then mixed and heated to degrees centigrade s, the mixture is treated in rotary kiln process with air control

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EDITORIAL spongeironindia

Then in 1983, Odisha Sponge Iron Limited set up India's second coal based DRI plant. The third coal based DRI plant was set up by Tatas in 1985based on their own technology. To push up further growth, DRI industry was de-licensed in 1985 baring certain location restrictions much before the de-licensing and deregulation of Indian economy in 1991.

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Authors Saurav Kumar SahuAbout Process design · Heat transfer

Sponge Iron and Dri Plants at Best Price in Thane

Many items made by Centrifugal Casting process are used in Gas-based and coal-based sponge iron plants. some of these are given below -DRI Plants (Gas-based Sponge Iron Plants) Reformer Tubes, Burden Feeder Shaft, Feed Legs, etc. Coal-based Plants Air Injection Tubes, Feed Tubes, Coal Throw Pipes, Central Burner Pipes, Heat Protection Tubes, etc.

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sponge iron and steel plant palvancha khammam

Apr 28, 2013 · rotary kiln based sponge iron plant process pdf Crusher South Africa Rotary Kiln Process of Making Sponge Iron The coal based rotary kiln process As a leading global manufacturer of crushing and milling equipment, we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production

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Iron and Steel Making Machines Induction Melting Furnace

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 sponge with a network of connecting pores.

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Raw Coal Requirement For Producing One Metric Ton Of

Jul 29, 2010· The carbon content in sponge iron produced by coal based rotay kiln processes are generally low and is in the range og 0.08% to 0.20%.The carbon content in gas based processes can be controllrd to a level of 1.5% to 2.0% based on requirement for steel making.

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Sponge iron industry needs quick actions for survival

Oct 25, 2013 · From 2003, coal based sponge iron route dominated because of limited availability of natural gas and fast growing demand of metallics. In fact, no gas based sponge iron/HBI plant came up after 1994 (19 years). During 2003-2008, there had been a rapid growth of coal based sponge iron plants.

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coal based sponge iron process ristorantecaminetto

Sponge iron is produced primarily both by using non-coking coal and natural gas as reductant and therefore classified as coal based and gas based process respectively. Due to promising availability of coal of 264,535 million tonnes the coal based sponge iron plants share the major amount of its production .

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Coal based Direct Reduction Rotary Kiln Process IspatGuru

The quality of these materials has direct bearing on the process as well as the product. Some plants do not use iron ore directly. These plants use iron ore pellets in the rotary kiln. Raw material mix consisting of iron ore, dolomite and non-coking coal is fed at the one end of the rotary kiln and is heated by coal burners to produce DRI.

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Authors Mrudula AnnavajhalaAbout Chemical engineering

() i) Direct Reduced Iron Production

i) Direct Reduced Iron Production This product is known as direct reduced iron (DRI) or sponge iron. Processes that produce iron by reduction of iron ore (in solid state) below the melting

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Some Studies on Energy Savings in Sponge Iron Plants

This paper presents the potential for energy savings in various capacity sponge iron plants by estimating heat transfer rates using stabilized and optimized temperature data within the rotary kiln/reactor. and Singh, R., 1981, "A Confident Future as Coal based DR Approaches Maturity," Iron and Steel International, pp. 7987. 4. Ulrich

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Industry Overview Sponge Iron Industry Goodreturns

Industry Overview Sponge Iron Industry A coal based sponge iron plant was first built in 1980 at a place called Paloncha in Andhra Pradesh which had a capacity of just 0.03 million tons per

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Chattopadhyay, K; Chattopadhyay, C; Kaltenthaler, E

depends mostly on coal-based sponge iron and nearly 80% of the total coal-based sponge iron plants are located in India.1 About 60% of this production comes from small-scale industries in the unorganised sector with poor pollution control facilities.1 During the past decade, these sponge iron plants have rapidly grown in the Barjora block

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REFERENCE LIST OF CAPTIVE THERMAL POWER PLANTS

REFERENCE LIST OF CAPTIVE THERMAL POWER PLANTS AND WASTE HEAT RECOVERY BASED POWER PLANTS REFERENCE LIST OF WASTE HEAT RECOVERY BASED POWER PLANT Sn Name of Client Capacity in MW Flue Gas / Fuel Location KJS Sponge & Iron 1 x 22 66 kg + 485 o C Coal Orissa, India 29. Nirma Cement (Siddhi Vinayak) 1 x 30 110 kg + 540 o

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gas based sponge iron plant using magnetite ore

It is concluded that (i) direct reduction using both solid and gas reductants caused higher intended for the remelt in electric steel plant. iron powder by the reaction of iron oxide (magnetite, hematite ore or mill scale) and the coal based sponge iron plants share the major amount of its production [4-8].

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why magnetite ore not used in coal based sponge iron

sponge iron using magnetite labourworxsa. coal based sponge iron plant using magnetite ore. Iron ore processing (iron making) industry in Indonesia Free Iron

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DESIGN OF WASTE HEAT RECOVERY SYSTEM IN A

(DRI). Sponge iron is produced primarily both by using non-coking coal and natural gas as reductant and therefore classified as coal based and gas based process respectively. Due to a promising availability of coal, the coal based sponge iron plants share the major amount of its production.

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Sponge Iron Plant List In Korba thermoscreens

Sponge iron plant list in korba knt-sunlight Sponge Iron Manufacturers in Raipur Sponge Iron Plant Listings for Sponge Iron Manufacturers in Raipur Get Name Address Phone number Reviews Ratings and more for Sponge Iron Manufacturers in Raipursponge

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Coal based sponge iron producer Latest News & Videos

Sep 26, 2019 · Sponge iron firms pay 80% more on coal for long term 30 Jun, 2018, 10.58AM IST Some 450,000 tonnes of coal of various grades were offered to sponge iron manufacturers in the first three days of the auction, which were fully booked within minutes of the offer.

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Extract more sponge iron to boost steel production, jobs

Oct 18, 2019 · Sponge iron plants The typical examples of coal based process include SL/RN and ACCAR processes. Such coal based sponge iron making

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