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why magnetite ore not used in the sponge iron rotary kiln

OPERATIONAL ASPECTS OF SPONGE IRON PRODUCTION IN

1. Krupp Sponge Iron Process The Krupp. Sponge iron process uses a rotary kiln for the reduction of high grade lump ores or pellets (Fig. 1). The feed is introduced together with reducing and de-sulphurizing agents (lime-stone or raw dolomite) into an inclined rotary kiln, heated counter current to the flow of hot gas and reduced to form sponge ...

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Gas Based Sponge Iron Plant Using Magnetite Ore. Modeling of Rotary Kiln for Sponge Iron Processing Using ethesis Energy Balance in a Rotary Kiln sponge based iron making 14 Iron Ore which is an oxidised form of Iron magnetite Fe3O4 or hematite Fe2O3 is reduced to Natural gas combined with little inert gases can be used in direct reduction ...

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Feb 14, 2020 · The only large-scale rotary kiln plant for magnetic-reduction roasting was designed by Lurgi-Chonle, of Frankfurt, Germany, and built at Watensttev-Salzgitter prior to World War II. Lurgi reports that these 3.6-meter diameter by 50 meter long kilns were designed for a throughput of 800 tons/day, but actually achieved a throughput of 1150 tons/day.

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Jul 29, 2010 · 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 size fraction of the product.

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Mar 30, 2016 · Processes that produce iron by reduction of iron ore (in solid state) below the melting point are generally classified as DR processes. B a s e do nt h e types of reductant used

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Jan 23, 2020 · iron ore pelletizing vs sintering SAMAC Coal Surface Mining . SINTERING AND PELLETISATION OF INDIAN IRON ORES Iron Ore Sintering and why magnetite ore not used in the sponge iron rotary kiln; wikipedia difference between . Get Price

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Jul 31, 2013 · Pollution in the sponge iron industry 1. Pollution in Coal Based DRI Summer Internship Project, 2012 Supervised by Susmita Dasgupta [email protected] 1 2. DRI, or directly reduced iron is a method of producing solid iron from iron oxide 2 3. Iron from iron ore can be • In solid form In solid form, iron ore can be 1.

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Nov 12, 2012 · Sponge Iron Plant Coal based Rotary Kiln Lakshmi Gayatri Iron & Steel Pvt. Ltd, Andhra Pradesh Kanishka Steel Industries Ltd, Chennai Jai » More detailed Coke Plants – Coking Plant , Carbonization Of Coal and Recovery

(PDF) i) Direct Reduced Iron: Production

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Feb 07, 2020 · Rotary Kiln. Rotary kiln is mainly used in the industrial field, such as mineral processing plants, cement plants, garbage disposal plants, lime production and so on, so it’s also called rotary cement kiln, rotary lime kiln, calcining kiln, clinker rotary kiln, etc.

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