Use of Additives as Internal Heat Sources in Hematite Ore Pellets-A Review

A Ayyandurai, J Pal - Mineral Processing and Extractive Metallurgy …, 2024 - Taylor & Francis
Magnetite ore pellets oxidize to hematite during their induration in a mild oxidizing
atmosphere of strand which produces internal heat in the pellet and enhances diffusion …

Blast furnace flue dust as a potential carbon additive in hematite ore pellet

A Ayyandurai, J Pal - Mineral Processing and Extractive Metallurgy …, 2022 - Taylor & Francis
Coke or anthracite coal is traditionally used as the carbon source in the hematite ore pellet
for providing in-situ heat and enhancing diffusion bonding and slag bonding. Blast furnace …

Reaction mechanism of in-situ carbon in hematite ore pellet during induration

A Ayyandurai, J Pal - Mineral Processing and Extractive Metallurgy …, 2022 - Taylor & Francis
Carbon is used in the hematite ore pellet as a partial heat source for induration. Apart from
this, it has several other roles in the pellet. To achieve the maximum benefit of carbon in …

Influences of carbonaceous materials on the quality of hematite ore pellets

A Ammasi, J Pal - 2017 - eprints.nmlindia.org
Pellet in duration at high temperature for its hardening is an energy intensive process.
Especially, for hematite ore pellet a very high in duration temperature (say 1325oC) is …