Sponge Iron | | Chemical Properties | S. No | Constituent | Percentage | | 1 | Fe, Total | 90-92 | | 2 | Fe, Metallic | 81-84 | | 3 | Metallisation | 88-90 | | 4 | Sulphur | 0.03 max. | | 5 | Phosphorus | 0.05 max. | | 6 | Carbon | 0.10 (approx.) | | 7 | Gangue content | 5 (approx.) | Physical Properties | S. No | Size | Range | | 1 | Lump | +3 mm | | 2 | Fines | 0 - 3 mm | | 3 | Bulk density | 1.9 - 2.2 MT / m3 | | |
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