Table 5.
Predicted clinker composition at clinkering up to 1450 °C followed by rapid cooling (Scheil-Gulliver method). The number on the sample label denotes the co-processed SFCC content. The letter F or its absence indicates whether the AM was set at 1.6 or varied freely, respectively.
| Composition (wt%) | S5 | S10 | S15 | S20 | S5F | S10F | S15F | S20F |
|---|---|---|---|---|---|---|---|---|
| Ca3SiO5 | 82.62 | 72.77 | 60.32 | 50.22 | 81.43 | 67.84 | 54.25 | 35.22 |
| Ca2SiO4 α’ | 6.16 | 8.64 | 12.52 | 14.76 | 4.85 | 6.49 | 8.30 | 10.85 |
| Ca2SiO4 α | 1.46 | 0.00 | 1.04 | 0.00 | 0.00 | 0.00 | 0.00 | 5.71 |
| Ca(Al,Fe)2O4 | 1.04 | 1.65 | 2.85 | 4.15 | 0.37 | 0.37 | 0.35 | 0.36 |
| Ca2(Al,Fe)2O5 | 0.19 | 0.01 | 0.00 | 0.00 | 6.14 | 10.90 | 15.59 | 20.33 |
| Ca3(Al,Fe)2O6 | 2.36 | 10.43 | 17.73 | 24.41 | 4.12 | 10.34 | 16.38 | 22.11 |
| Ca3MgAl4O10 | 1.43 | 3.38 | 3.72 | 3.66 | 1.14 | 1.97 | 2.72 | 3.32 |
| Na2Ca8Al6O18 | 3.16 | 0.86 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Na2Ca3Al16O28 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.04 | 0.02 | 0.00 |
| CaO | 0.00 | 0.64 | 0.00 | 0.67 | 0.66 | 0.57 | 0.54 | 0.00 |
| MgO | 0.23 | 0.04 | 0.00 | 0.00 | 0.26 | 0.16 | 0.08 | 0.00 |
| NiO | 0.02 | 0.09 | 0.13 | 0.19 | 0.12 | 0.16 | 0.24 | 0.30 |
| Ca3Ti2O7 | 0.06 | 0.15 | 0.25 | 0.33 | 0.07 | 0.16 | 0.25 | 0.32 |
| Melt | 1.26 | 1.33 | 1.45 | 1.62 | 0.78 | 0.97 | 1.24 | 1.41 |
| C4AF + C3A | 3.59 | 12.09 | 20.58 | 28.56 | 10.63 | 21.61 | 32.32 | 42.80 |