| 焙烧时间/min | 金属化率/% | 磁选精矿 | 铁回收率/% | 总脱磷率/% | 磷挥发率/% | 磁选脱磷率/% | |
| TFe/% | P/% | ||||||
| 10 | 85.49 | 86.02 | 0.29 | 89.69 | 90.29 | 11.51 | 89.03 |
| 15 | 76.54 | 84.24 | 0.27 | 70.25 | 92.54 | 12.10 | 91.51 |
| 20 | 69.59 | 83.56 | 0.25 | 63.57 | 93.77 | 12.80 | 93.02 |