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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 production …

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    5 elements: carbon, manganese, silicon, phosphorous and sulphur are the major parameters that play a Major Role during manufacturing process. Material Coming out is a semi- finished shot, which undergo further treatment and selection.

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    process (internal or domestic scrap) The increasing role of direct reduced iron in global steelmaking by F. Grobler* and R.C.A. Minnitt† Synopsis Direct reduced iron (DRI), produced by the reaction between iron ore and reducing gasses, is used as a source of low-residual iron, in addition to ferrous scrap and pig iron, in the production of steel

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    These production technologies generally involve all or most of the following process steps: Powder production. Virtually all iron powders for PM structural part production are manufactured using either the sponge iron process or water atomisation. Non ferrous metal powders used for other PM applications can be produced via a number of methods.

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    Pollution in the Coal Based Sponge Iron Industry in India. ... DRI is preferred in India because of1.Small scale of production.2.Access to iron ore.3.Paucity of coking coal in India. Between 2004-05 and 2009-10, the DRI production in India has increased by 24% as compared to only 8% for steel per annum. ... Sponge iron making process Albertus ...

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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.

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  • Direct Reduced Iron (DRI) Production Plant - ECCJ

    A direct reduced iron (DRI) production plant is a shaft reduction furnace to produce DRI with large metal iron content by directly reducing iron ore (or iron ore pellets) with reducing gases. ... ・Emirate steel, Gulf sponge iron (UAE) ・Suez Steel (Egypt) ・Nucor (USA) ・JSPL (India), etc.

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  • Iron ore pellets and Pelletizing processes | ispatguru.com

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    Direct Reduced Iron and its Production Processes. Direct reduced iron (DRI) is technically defined as iron ore which has been reduced to metal without melting it. ... DRI Production process ... Since DRI is produced by removing oxygen from iron ore, its structure is just like sponge with a network of connecting pores. These pores results in a ...

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  • Direct reduced iron - Wikipedia

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    Dec 12, 2012· iron and steel manufacturing process.ppt Steel Iron. In this process, the hot metal (liquid iron) is produced from iron ore in two steps. ... The H246;gan228;s process is a direct reduction method for production of sponge iron powder using magnetite ore (Fe3O4) and carbon as raw materials. Live Chat.

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  • WELSPUN STEEL LIMITED

    Sponge iron is a metallic product produced through direct reduction of iron ore in the solid state. It is a substitute for scrap and is mainly used in making steel through the secondary route. The process of sponge iron making aims to remove the oxygen from iron ore.

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  • Iron Ore Processing for the Blast Furnace

    production trucks, which haul it to contour dumps. ... process of separating the iron from the non-iron material. The magnetic iron ore is then laundered in two slurry surge tanks while the non-magnetics (silica/sand) go to the ... blast furnace process. The iron ore concentrate is now mixed and ready for the pelletizing process.

  • The Making of Iron & Steel - SEAISI

    THE MAKING OF IRON AND STEEL . 2 1 Overview ... The electric arc furnace uses primarily electrical energy to supply heat to melt scrap steel, sponge iron, or mixtures of scrap and other iron units. Compared to the BOS process, the EAF requires less chemical reaction for refining.

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    PPT - COPPER ALLOYS PowerPoint Presentation - SlideServe. Sponge Iron is a metallic product formed by the reduction of iron ore at temperature just below the fusion point of iron. This product has derived the name "Sponge Iron" due to its porous nature. ... iron and steel manufacturing process.ppt Free download as Powerpoint Presentation (.ppt ...

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