Research Article
Characterisation of the Physical and Metallurgical Properties of Natural Iron Ore for Iron Production
Table 2
Mass change and peaks of phase transformations during the thermoanalysis of Muko iron ores*.
| | Iron ore | Mass change below 800°C (wt%) | Mass change above 1100°C (wt%) |
(Peak 1) (°C) | Absorption energy of Peak 1 (J/g) | Endothermal effect (mW/mg) |
(Peak 2) (°C) | Release energy of Peak 2 (J/g) |
| | Ug1 | 0.13 | 3.50 | 533 | 454 | 3.27 | 1329 | 154 | | Ug2 | 0.46 | 3.22 | 538 | 929 | 3.95 | 1328 | 188 | | Ug3 | 0.50 | 3.34 | 536 | 1076 | 4.09 | 1326 | 165 | | Ug4 | 0.31 | 3.28 | 506 | 745 | 3.95 | 1333 | 175 | | Ug5 | 0.44 | 3.46 | 467 | 505 | 4.98 | 1329 | 180 | | Ug6 | 1.57 | 3.45 | — | — | 5.57 | 1324 | 167 |
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*Peak 1: endothermal peak, Peak 2: exothermal peak.
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