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sponge iron process india

In this backdrop TRFI took the first step to set up a coal based sponge iron plant in India. The process technology developed by Allis Chalmers Corporation, USA based on pilot plant studies known as ACCAR process was used initially. This process used 80% coal and 20% oil, which subsequently became uneconomical due to increase in crude prices.

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Sponge Iron India Limited produces sponge iron lumps, briquettes, and fines. It also provides engineering and consultancy services for coal based sponge iron plants. The company's services ...

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SPONGE IRON also known as Direct Reduced Iron (DRI) is a substitute of steel melting scrap used mainly in electric arc and induction furnaces. Sponge Iron We produce premium quality sponge iron already established and widely accepted in the market in medium scale. Presently we have capacity to produce 60000TPA to feed

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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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Recovery and utilization of waste heat in a coal based sponge iron process Vivek Kumar, Shabina Khanam∗ Department of Chemical Engineering, National Institute of Technology, Rourkela-769008, Orissa, India a r t i c l e i n f o Article history: Received 1 October 2011 Received in revised form 26 January 2012 Accepted 7 March 2012

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Cauvery Iron and Steel (India) Limited today is a Company where excellence is pursued relentlessly. The integrated steel plant located in the Medak District of Telangana maintains highest product quality standards. The company has entire process of steel manufacturing-mines mills under the capable leadership of its Managing Directors, Shri.

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The process of sponge iron making aims to remove the oxygen from iron ore. The quality of sponge iron is primarily ascertained by the percentage of metallization (removal of oxygen), which is the ratio of metallic iron to the total iron present in the product. Sponge iron manufacture is highly sensitive to raw material characteristics.

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Commercial sponge iron powder production dates back to 1903 with the invention of the Sieurin process in Sweden. Since 1911 the Hoganas Corporation has continuously manufactured sponge iron, although the early use for this product was as a feedstock for steel making.

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India is the world's largest producer of sponge iron, most of which is produced primarily through the coal based method of production. Growth in the sponge iron production can be attributed largely to the popularity of secondary steelmaking route,...

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Read more about Sponge iron prices zoom 25%, pig iron up 17% on hike in ore and coal rates on Business Standard. Unlike integrated steel plants which use iron ore fines, pellets and lumps to produce steel, sponge iron makers in India mostly use ore lumps in their Direct-Reduced Iron (DRI) furnaces

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Since 2002, India has been the largest producer of sponge iron, also called direct reduced iron (DRI), in the world. Today about 20 per cent of the sponge iron produced worldwide is made in India(1). Most of it is produced primarily through the coal based method of production.

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The process of sponge iron involves the removal of oxygen from iron ore. During this process, the departing oxygen causes micro pores in the ore body making it porous. The final ... India was the third highest producer of DRI in the world in 2000. Evolution & growth of sponge iron plant in Orissa: Orissa Sponge Iron Limited

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Mar 16, 2013· DR process, DRI, HBI, Iron making. Metallization, reformed natural gas, residual elements, Rotary kiln, Direct reduced iron (DRI) is technically defined as iron ore which has been reduced to metal without melting it. Hot briquetted iron (HBI) is a densified form of DRI to facilitate its handling and transport. History

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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. IRON ORE The quality requirement of Sized ore for sponge iron …

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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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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 of 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 ...

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Oct 25, 2013· A few coal-based plants like Sponge Iron India Ltd, Orissa Sponge Iron Ltd, Ipitata Sponge Iron Ltd, and Sunflag Iron & Steel Ltd came into existence in 80's based on different technologies like SL/RN technology, CODIR technology, ACCAR technology, OSIL Process etc.

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units based on the new technology. Besides this, Sponge Iron india Limited has absorbed the imported technology and are offering the same to the entrepreneurs. The direct reduction processes available for commercialisation are A. HYL Ill Process : The process involves reforming of natural gas, reduction of iron ore by reducing reformed gases and

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Top Steel - Sponge Iron Stocks in India by Net Sales: Get the List of Top Steel - Sponge Iron Companies in India (BSE) based on Net Sales

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Jul 23, 2019· 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. This type of ...

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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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May 04, 2014· sponge iron making through coal based (non-coking coal) is developed by siil, andhra pradesh through undp/unido aid and m/s.lurgi chemie technique , west germay. all the sponge iron plants of capacities of 50tpd, 100 tpd, 350 tpd and 500 tpd are developed on this technology only.

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Steel Exchange India Limited is having a Sponge Iron manufacturing unit in technical collaboration with world renowned M/s Mannesmann Demag of Germany (CODIR Process). With an installed capacity of 2x350TPD and can able to produce Sponge Iron of 0.225 Million Tons per Annum 1.

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The iron and steel industry is one of the most important industries in India. During 2014 through 2016, India was the Second largest producer of raw steel and the largest producer of sponge iron in the world. The industry produced 91.46 million tons of total finished steel and 9.7 million tons of raw iron.

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2. Description of Sponge Iron Manufacturing Process Most of the plants in India use DRI process—a solid state direct reduction process by which iron ore is reduced to sponge without phase change (Figure 1). 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 ...

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Sponge Iron. India is world's largest producer of sponge iron produced through direct reduction of iron-ore / iron pellet in the solid state. Sponge iron is a spongy mass of iron which is a metallic product produced through direct reduction of iron ore/ iron pellet in the solid state.

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sponge iron went down upto Rs. 8200/- per ton. Such tumbling of prices hits at the economic viability of the sponge iron sector. Sponge iron industry has made several representations to the competent authorities for changes in policy which will help the sponge iron industry to procure iron ore at a regulated / reasonable price.

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Deependra Kashiva Executive Director. SIMA Event 2019. Copyright @ SIMA. All rights reserved.

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Direct Reduced Iron (DRI), also known as Sponge Iron, offers an alternative steel production route to BF-BOF and Scrap-EAF routes. In DRI, iron ore is reduced in its solid state – unlike BF process where a liquid metal is formed during reduction. DRI can then be transformed to steel in electric arc furnaces. DRI production is common in Middle East, South America, India and Mexico.

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This statistic gives the production volume of coal based sponge iron in India from the fiscal year of 2012 to fiscal year of 2017. The coal based sponge iron production amounted to just under 20 ...

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