Combination process | Iron concentrate, mass% | % | ||
Fe | Al2O3 | SiO3 | Fe recovery | |
Magnetic separation-Magnetic separation | 67.07 | 1.30 | 2.14 | 92.87 |
Reverse flotation-Reverse flotation | 55.53 | 2.60 | 15.80 | 87.65 |
Magnetic separation-Reverse flotation | 67.27 | 1.04 | 2.02 | 89.50 |