The L9 orthogonal array of treatment conditions and their F% values.
| Number | CFA mass (%, o.m.f) | Water mass (%, o.m.f) | Fixing time (min) | Fixing temperature (°C) | F% (%) |
|---|---|---|---|---|---|
| 1 | 3 | 50 | 30 | 80 | 90.19 |
| 2 | 4 | 50 | 40 | 90 | 94.17 |
| 3 | 5 | 50 | 50 | 100 | 89.38 |
| 4 | 3 | 100 | 50 | 90 | 91.10 |
| 5 | 4 | 100 | 30 | 100 | 88.80 |
| 6 | 5 | 100 | 40 | 80 | 96.65 |
| 7 | 3 | 150 | 40 | 100 | 83.13 |
| 8 | 4 | 150 | 50 | 80 | 91.37 |
| 9 | 5 | 150 | 30 | 90 | 78.84 |