Proceedings of the Ironmaking, Iron Ore and Agglomeration Seminars


ISSN 2594-357X

Title

VERTICAL INTENSIVE MIXING FOR PROCESSING FINER IRON ORE IN SINTER PLANT

VERTICAL INTENSIVE MIXING FOR PROCESSING FINER IRON ORE IN SINTER PLANT

DOI

10.5151/2594-357X-25342

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Abstract

With the aim to reduce the hot metal production cost, ArcelorMittal Gent decided to integrate more ores with finer particle size distribution in the raw material mix for the production of blast furnace sinter. As a consequence of such an increase of finer material in the sinter raw mix, the sinter machine productivity and the quality of the sinter are affected. In order to compensate this impact, modern granulation technology can be employed. Within this context, ArcelorMittal Gent has invested in a vertical intensive mixer. The equipment was placed before the existing drums, with a function of “mixer”, whereas the drums are fully optimised for the nodulizing process. The paper presents the results of the industrial operation during the commissioning phase of the new equipment. Gradually increasing the proportion of fine material in the sinter raw mix has made it possible to compare the performances of the old system using drums for mixing and pelletizing with the new system using an intensive mixer combined with a nodulizing.

 

With the aim to reduce the hot metal production cost, ArcelorMittal Gent decided to integrate more ores with finer particle size distribution in the raw material mix for the production of blast furnace sinter. As a consequence of such an increase of finer material in the sinter raw mix, the sinter machine productivity and the quality of the sinter are affected. In order to compensate this impact, modern granulation technology can be employed. Within this context, ArcelorMittal Gent has invested in a vertical intensive mixer. The equipment was placed before the existing drums, with a function of “mixer”, whereas the drums are fully optimised for the nodulizing process. The paper presents the results of the industrial operation during the commissioning phase of the new equipment. Gradually increasing the proportion of fine material in the sinter raw mix has made it possible to compare the performances of the old system using drums for mixing and pelletizing with the new system using an intensive mixer combined with a nodulizing.

Keywords

Fine iron ore; Pellet feeds; Intensive mixer; Granulation; Sinter plant

Fine iron ore; Pellet feeds; Intensive mixer; Granulation; Sinter plant

How to refer

Piezanowski Ludivine; Nouaille-Degorce Gilles; Hutsebaut Sven; Lumen Wouter; Van de Velde Frederik; Douce Jean-François; Van Loo Frédérique. VERTICAL INTENSIVE MIXING FOR PROCESSING FINER IRON ORE IN SINTER PLANT , p. 4884-4892. In: 44º Seminário de Redução de Minério de Ferro e Matérias-primas, 15º Simpósio Brasileiro de Minério de Ferro e 2º Simpósio Brasileiro de Aglomeração de Minério de Ferro, Belo Horizonte - Brasil, 2014.
ISSN: 2594-357X , DOI 10.5151/2594-357X-25342