Reducibility mill scale industrial waste via coke breeze at 850-950ºC

Mill scale is a very attractive industrial waste due to its elevated iron content (about = 69.33% Fe) besides being suiTab. for direct recycling to the blast furnace via sintering plant. In this paper the characteristics of raw materials and the briquettes produced from this mill scale were...

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Main Authors: Gaballah N.M., Zikry A.A.F., El-Hussiny N.A., Khalifa El-D M.G., Farag El-F A.B., Shalabi El-M M.H.
Format: Article
Language:English
Published: International Institute for the Science of Sintering, Beograd 2015-01-01
Series:Science of Sintering
Subjects:
Online Access:http://www.doiserbia.nb.rs/img/doi/0350-820X/2015/0350-820X1501095G.pdf
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author Gaballah N.M.
Zikry A.A.F.
El-Hussiny N.A.
Khalifa El-D M.G.
Farag El-F A.B.
Shalabi El-M M.H.
author_facet Gaballah N.M.
Zikry A.A.F.
El-Hussiny N.A.
Khalifa El-D M.G.
Farag El-F A.B.
Shalabi El-M M.H.
author_sort Gaballah N.M.
collection DOAJ
description Mill scale is a very attractive industrial waste due to its elevated iron content (about = 69.33% Fe) besides being suiTab. for direct recycling to the blast furnace via sintering plant. In this paper the characteristics of raw materials and the briquettes produced from this mill scale were studied by different methods of analyses. The produced briquettes were reduced with different amounts of coke breeze at varying temperatures, and the reduction kinetics was determined. The activation energy of this reaction ≈ 61.5 kJ/mole for reduction of mill scale with coke breeze in the form of briquettes with 2% molasses where the chemical reaction interface model is applicable.
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spelling doaj.art-5ac9f90c71fa4536a9a43caf921c2c952022-12-21T18:40:56ZengInternational Institute for the Science of Sintering, BeogradScience of Sintering0350-820X1820-74132015-01-014719510510.2298/SOS1501103G0350-820X1501095GReducibility mill scale industrial waste via coke breeze at 850-950ºCGaballah N.M.0Zikry A.A.F.1El-Hussiny N.A.2Khalifa El-D M.G.3Farag El-F A.B.4Shalabi El-M M.H.5Helwan University, Faculty of Science, Helwan, EgyptHelwan University, Faculty of Science, Helwan, EgyptCentral Metallurgical Research and Development Institute, Cairo, EgyptEl-Tabbin Metallurgical Institute, Cairo, EgyptHelwan University, Faculty of Science, Helwan, EgyptCentral Metallurgical Research and Development Institute, Cairo, EgyptMill scale is a very attractive industrial waste due to its elevated iron content (about = 69.33% Fe) besides being suiTab. for direct recycling to the blast furnace via sintering plant. In this paper the characteristics of raw materials and the briquettes produced from this mill scale were studied by different methods of analyses. The produced briquettes were reduced with different amounts of coke breeze at varying temperatures, and the reduction kinetics was determined. The activation energy of this reaction ≈ 61.5 kJ/mole for reduction of mill scale with coke breeze in the form of briquettes with 2% molasses where the chemical reaction interface model is applicable.http://www.doiserbia.nb.rs/img/doi/0350-820X/2015/0350-820X1501095G.pdfmill scalebriquettingdrop damage resistancecold crushing strength - reduction kineticreduction by coke breeze
spellingShingle Gaballah N.M.
Zikry A.A.F.
El-Hussiny N.A.
Khalifa El-D M.G.
Farag El-F A.B.
Shalabi El-M M.H.
Reducibility mill scale industrial waste via coke breeze at 850-950ºC
Science of Sintering
mill scale
briquetting
drop damage resistance
cold crushing strength - reduction kinetic
reduction by coke breeze
title Reducibility mill scale industrial waste via coke breeze at 850-950ºC
title_full Reducibility mill scale industrial waste via coke breeze at 850-950ºC
title_fullStr Reducibility mill scale industrial waste via coke breeze at 850-950ºC
title_full_unstemmed Reducibility mill scale industrial waste via coke breeze at 850-950ºC
title_short Reducibility mill scale industrial waste via coke breeze at 850-950ºC
title_sort reducibility mill scale industrial waste via coke breeze at 850 950ºc
topic mill scale
briquetting
drop damage resistance
cold crushing strength - reduction kinetic
reduction by coke breeze
url http://www.doiserbia.nb.rs/img/doi/0350-820X/2015/0350-820X1501095G.pdf
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