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Sponge iron making process rotary kiln pdf

Sponge iron making process rotary kiln pdf. Steel Exchange India Limited is having a production unit in sponge iron in technical collaboration with the world famous M / S Mannesmann Demagg of Germany Codir process . With a 2x350tpd installed capacity and can be able to produce iron of 0.225 million tons per year 1. The main materials used


The major Materials required for production of Sponge Iron by the rotary kiln process are: sized graded Iron Ore and NonCoking coal. Limestone in small quantities is also required to scavenge the sulphur. IRON ORE The quality requirement of Sized ore for sponge iron production can be classified into:

Energy Audit Methodology of Sponge Iron Manufacturing Units

Energy Audit DRI Process Sponge Iron Kiln Efficiency Sankey Diagram of Kiln Coal Balancing 1. Background of This Study Sponge iron industries in India have mandatory energy performance target in terms of specific energy consumption SEC . They shall have to achieve the target SEC by 31st March 2015. The nonperforming industries are


process uses coking coal. The DRI process doesnt require coking coal and therefore is advantageous. In the present work waste heat recovery system is designed to integrate the heat of waste gas in the sponge iron process. For this purpose a case study of typical sponge iron production process is considered. The waste gas from a sponge iron

IS 15774 2007 : Sponge Iron/Directed Reduced Iron DRI Hot

present in sponge iron/DRI HBI and cold briquettes. 3.6 Residual Iron Oxides These are remaining oxides of iron present in sponge iron either in the form of FeO Fe Od or Fe20 though normally FeO would be the only residual oxides present. 3.7 Total Carbon It is the total carbon present in sponge iron and is equal to the sum of free and

PDF i Direct Reduced Iron: Production

Download fulltext PDF Read fulltext. 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

Sponge Iron an overview ScienceDirect Topics

The COREX process is a twostage process as is shown in Figure 1.1.40.In 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 meltergasifier vessel.

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