Description Percentage of Elements
1 Fe 64.8 ≤ Fe ≤ 65.2
2 FeO Max 1
3 MgO Max 2 ± 0.5
4 S Max 0.01
5 P Max 0.1
6 SiO2 Max 3.5 ± 0.5
7 Al2O3 Max 1
8 CaO Max 1.5 ± 0.5
9 CCS Min 250
10 T Index Min 90
11 A Index Max 3.5
12 Porosity Ave 24%
0-8 mm Max 2%
8-16 mm Min 93%
˃16 mm Max 5%
