Article | REF: M7403 V1

Blast furnace – Quality of Raw Materials and Hot Metal Quality

Author: Jean-Marc STEILER

Publication date: January 10, 2021, Review date: September 29, 2021

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11. Glossary

agglomerate; sinter

Agglomerate of fine iron ore (sinter feed) and carbonaceous material after high-temperature firing.

basicity

Mass ratio of basic oxides to acid oxides in an oxide system (different calculation formulas).

basicité optique; optical basicity

A parameter calculated from the composition of the slag, used to represent certain properties of the slag.

pellet; pellet

Spherical agglomerate of very fine iron ore (pellet feed) produced by pelletizing and firing at high temperature.

sulfur or alkali capacity; capacité en soufre ou alkalins du laitier

Slag's ability to dissolve sulfur or alkalis under given thermodynamic conditions.

cowper;...

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Symbols and indices

Bibliography

(1) - CHAIGNEAU (R.) - Complex calcium ferrites in the blast furnace process. - PhD Thesis ; Delft University Press (1994).
(2) - BONNIVARD (J.), RIST (A.) - Étude expérimentale de la réduction d'agglomérés de minerai de fer par un gaz à contre-courant....

Software tools

Fact Sage Integrated Data Base: thermodynamic database of mineral species; online tools for calculating reaction quantities, complex multiphase equilibria and phase diagrams:

http://www.crct.polymtl.ca/factsage/fs_general.php

JANAF: thermodynamic data table for mineral species; online calculation...

Websites

Metallurgical Research and Technology: formerly Revue de Métallurgie; articles on cast iron production; online article summaries and abstracts; calendar of forthcoming conferences of interest to Metallurgy :

http://www.metallurgical-research.org/

ISIJ International: an open-access Japanese technical journal publishing...

Events

EUROPEAN STEEL TECHNOLOGY AND APPLICATION DAYS (ESTAD)

International conferences organized every 2 years jointly by the 4 main European steel metallurgy federations; the conference includes several sessions on blast furnace ironmaking:

https://www.estad2021.com/

ICSTI (International Congress on Science...

Standards and norms

Iron ores for blast furnace charges and direct reduction processes – Determination of cohesion and abrasion indices. - ISO 3271 :2015 -
Iron ore for blast furnace charges – Determining reducibility from reduction speed. - ISO 4695 :2015 -
Iron ore for blast furnace charges – Determination of disintegration indices by low-temperature reduction using the static method – Part 1: Reduction with CO, CO2, H2...