Phase Equilibria Studies in the CaO-MgO-Al2O3-SiO2 System with Al2O3/SiO2 Weight Ratio of 0.4
Abstract
:1. Introduction
2. Experimental
3. Results and Discussion
3.1. Description of the Pseudo-Ternary Section
3.2. Application of Phase Diagram in Ironmaking Process
3.2.1. Effect of MgO/CaO Weight Ratio on Liquidus Temperature
3.2.2. Effect of Quaternary Basicity on Liquidus Temperature
3.3. Comparison of Experimental Data and FactSage Predictions
4. Conclusions
Author Contributions
Funding
Data Availability Statement
Acknowledgments
Conflicts of Interest
Appendix A
No. | Composition (wt%) | |||
---|---|---|---|---|
CaO | MgO | Al2O3 | SiO2 | |
M1 | 31.3 | 6.3 | 17.9 | 44.5 |
M2 | 41.7 | 8.3 | 14.3 | 35.7 |
M3 | 37.0 | 7.4 | 15.9 | 39.7 |
M4 | 45.4 | 9.1 | 13.0 | 32.5 |
M5 | 27.8 | 5.6 | 19.0 | 47.6 |
M6 | 39.3 | 7.9 | 15.1 | 37.7 |
M7 | 34.3 | 6.9 | 16.8 | 42.0 |
M8 | 25.6 | 5.1 | 19.8 | 49.5 |
M9 | 12.4 | 2.5 | 24.3 | 60.8 |
M10 | 10.4 | 2.1 | 25.0 | 62.5 |
M11 | 6.3 | 1.3 | 26.4 | 66.0 |
M12 | 9.0 | 1.8 | 25.5 | 63.7 |
M13 | 32.5 | 20.5 | 14.0 | 33.0 |
M14 | 14.7 | 2.9 | 30.9 | 51.5 |
M15 | 27.8 | 5.6 | 25.0 | 41.6 |
M16 | 11.4 | 4.6 | 24.0 | 60.0 |
M17 | 7.9 | 3.2 | 25.4 | 63.5 |
M18 | 9.4 | 3.8 | 24.8 | 62.0 |
M19 | 22.1 | 8.9 | 19.7 | 49.3 |
M20 | 28.5 | 11.4 | 17.2 | 42.9 |
M21 | 35.4 | 14.2 | 14.4 | 36.0 |
M22 | 36.4 | 14.6 | 14.0 | 35.0 |
M23 | 39.4 | 15.8 | 12.8 | 32.0 |
M24 | 42.9 | 17.1 | 11.4 | 28.6 |
M25 | 32.1 | 12.9 | 15.7 | 39.3 |
M26 | 25.3 | 10.1 | 18.4 | 46.2 |
M27 | 34.9 | 25.1 | 11.4 | 28.6 |
M28 | 29.1 | 20.9 | 14.3 | 35.7 |
M29 | 23.3 | 16.7 | 17.1 | 42.9 |
M30 | 32.0 | 23.0 | 12.8 | 32.2 |
M31 | 26.7 | 19.2 | 15.4 | 38.7 |
M32 | 20.4 | 14.7 | 18.6 | 46.3 |
M33 | 30.5 | 21.9 | 13.6 | 34.0 |
M34 | 16.6 | 12.0 | 20.4 | 51.0 |
M35 | 9.7 | 7.0 | 23.8 | 59.5 |
M36 | 5.8 | 4.2 | 25.7 | 64.3 |
M37 | 35.4 | 21.2 | 12.4 | 31.0 |
M38 | 25.3 | 15.2 | 17.0 | 42.5 |
M39 | 7.8 | 4.7 | 25.0 | 62.5 |
M40 | 10.0 | 6.0 | 24.0 | 60.0 |
M41 | 18.8 | 11.3 | 20.0 | 49.9 |
M42 | 21.9 | 13.1 | 18.6 | 46.4 |
M43 | 23.0 | 13.8 | 18.1 | 45.1 |
M44 | 26.9 | 16.1 | 16.3 | 40.7 |
M45 | 31.3 | 18.8 | 14.3 | 35.6 |
M46 | 37.5 | 22.5 | 11.4 | 28.6 |
M47 | 33.6 | 20.2 | 13.2 | 33.0 |
M48 | 24.0 | 14.4 | 17.6 | 44.0 |
M49 | 12.5 | 7.5 | 22.8 | 57.2 |
M50 | 5.6 | 3.4 | 26.0 | 65.0 |
M51 | 16.4 | 6.6 | 22.0 | 55.0 |
M52 | 7.7 | 5.6 | 24.8 | 61.9 |
Mixture | Compositions (wt%) | |||||||
---|---|---|---|---|---|---|---|---|
No. | No. | T (°C) | Phases | CaO | MgO | Al2O3 | SiO2 | Al2O3/SiO2 |
Liquid only | ||||||||
M20 | 1 | 1250 | Liquid | 28.9 | 11.5 | 17.3 | 42.3 | 0.41 |
M26 | 2 | 1250 | Liquid | 27.1 | 9.6 | 19.7 | 43.6 | 0.45 |
M34 | 3 | 1250 | Liquid | 16.5 | 12.1 | 20.4 | 51.0 | 0.40 |
M16 | 4 | 1280 | Liquid | 11.6 | 4.6 | 23.8 | 60.0 | 0.40 |
M16 | 5 | 1300 | Liquid | 11.6 | 4.5 | 24.0 | 59.9 | 0.40 |
M34 | 6 | 1300 | Liquid | 16.4 | 12.1 | 20.3 | 51.2 | 0.40 |
M35 | 7 | 1300 | Liquid | 9.6 | 7.0 | 23.3 | 60.1 | 0.39 |
M36 | 8 | 1300 | Liquid | 6.8 | 4.9 | 21.5 | 66.8 | 0.32 |
M42 | 9 | 1300 | Liquid | 22.6 | 12.7 | 18.9 | 45.8 | 0.41 |
M48 | 10 | 1300 | Liquid | 24.8 | 14.0 | 18.0 | 43.2 | 0.42 |
M42 | 11 | 1310 | Liquid | 22.2 | 13.2 | 18.7 | 45.9 | 0.41 |
M19 | 12 | 1320 | Liquid | 22.7 | 9.0 | 19.7 | 48.6 | 0.41 |
M42 | 13 | 1320 | Liquid | 24.3 | 13.9 | 17.9 | 43.9 | 0.41 |
M25 | 14 | 1330 | Liquid | 31.6 | 13.0 | 15.9 | 39.5 | 0.40 |
M25 | 15 | 1330 | Liquid | 32.6 | 12.0 | 16.2 | 39.2 | 0.41 |
M48 | 16 | 1340 | Liquid | 22.9 | 12.6 | 19.3 | 45.2 | 0.43 |
M13 | 17 | 1350 | Liquid | 32.9 | 20.2 | 13.5 | 33.4 | 0.40 |
M16 | 18 | 1350 | Liquid | 11.6 | 4.5 | 23.6 | 60.3 | 0.39 |
M19 | 19 | 1350 | Liquid | 22.1 | 8.7 | 19.9 | 49.3 | 0.40 |
M25 | 20 | 1350 | Liquid | 31.9 | 12.8 | 15.6 | 39.7 | 0.39 |
M51 | 21 | 1350 | Liquid | 17.9 | 6.8 | 23.1 | 52.2 | 0.44 |
M51 | 22 | 1350 | Liquid | 18.5 | 7.3 | 23.8 | 50.4 | 0.47 |
M29 | 23 | 1350 | Liquid | 23.2 | 16.7 | 17.2 | 42.9 | 0.40 |
M42 | 24 | 1350 | Liquid | 24.4 | 12.3 | 20.3 | 43.0 | 0.47 |
M44 | 25 | 1350 | Liquid | 26.7 | 16.4 | 16.4 | 40.5 | 0.40 |
M49 | 26 | 1350 | Liquid | 12.9 | 7.6 | 23.1 | 56.4 | 0.41 |
M16 | 27 | 1350 | Liquid | 11.5 | 4.6 | 23.9 | 60.0 | 0.40 |
M35 | 28 | 1350 | Liquid | 9.9 | 7.0 | 23.9 | 59.2 | 0.40 |
M22 | 29 | 1390 | Liquid | 36.5 | 14.4 | 14.1 | 35.0 | 0.40 |
M22 | 30 | 1400 | Liquid | 36.5 | 14.0 | 13.7 | 35.8 | 0.38 |
M28 | 31 | 1400 | Liquid | 29.8 | 21.0 | 14.2 | 35.0 | 0.41 |
M41 | 32 | 1400 | Liquid | 20.9 | 11.9 | 22.5 | 44.7 | 0.50 |
M49 | 33 | 1400 | Liquid | 14.7 | 8.4 | 25.4 | 51.5 | 0.49 |
M21 | 34 | 1400 | Liquid | 35.6 | 14.2 | 14.5 | 35.7 | 0.41 |
M23 | 35 | 1450 | Liquid | 38.7 | 14.1 | 12.8 | 34.4 | 0.37 |
M23 | 36 | 1450 | Liquid | 39.4 | 15.7 | 12.8 | 32.1 | 0.40 |
M47 | 37 | 1450 | Liquid | 33.8 | 18.9 | 13.2 | 34.1 | 0.39 |
M23 | 38 | 1450 | Liquid | 38.8 | 15.4 | 13.6 | 32.2 | 0.42 |
M14 | 39 | 1480 | Liquid | 15.0 | 2.9 | 30.6 | 51.5 | 0.59 |
M14 | 40 | 1500 | Liquid | 15.0 | 3.0 | 30.5 | 51.5 | 0.59 |
M23 | 41 | 1500 | Liquid | 39.5 | 15.8 | 12.9 | 31.8 | 0.40 |
M30 | 42 | 1500 | Liquid | 45.0 | 1.1 | 17.9 | 36.0 | 0.50 |
M47 | 43 | 1500 | Liquid | 33.9 | 19.1 | 13.5 | 33.5 | 0.40 |
Liquid + Melilite | ||||||||
M20 | 44 | 1230 | Liquid | 27.7 | 11.4 | 17.7 | 43.2 | 0.41 |
melilite | 41.0 | 12.1 | 6.4 | 40.5 | ||||
M7 | 45 | 1250 | Liquid | 33.0 | 6.2 | 17.6 | 43.2 | 0.41 |
melilite | 41.1 | 10.4 | 10.4 | 38.1 | ||||
M43 | 46 | 1250 | Liquid | 27.4 | 11.3 | 17.9 | 43.4 | 0.41 |
melilite | 40.5 | 12.4 | 5.8 | 41.3 | ||||
47 * | 1280 | Liquid | 31.7 | 9.5 | 16.3 | 42.5 | 0.38 | |
melilite | 8.8 | 40.6 | 39.1 | 11.5 | ||||
M7 | 48 | 1300 | Liquid | 34.5 | 6.5 | 16.6 | 42.4 | 0.39 |
melilite | 41.7 | 8.4 | 12.4 | 37.5 | ||||
49 * | 1300 | Liquid | 37.0 | 4.7 | 16.6 | 41.7 | 0.40 | |
melilite | 32.9 | 41.0 | 18.7 | 7.4 | ||||
M21 | 50 | 1350 | Liquid | 31.8 | 16.8 | 14.7 | 36.7 | 0.40 |
melilite | 41.1 | 9.6 | 13.2 | 36.1 | ||||
M17 | 51 | 1350 | Liquid | 8.6 | 3.5 | 23.4 | 64.5 | 0.36 |
melilite | 0.1 | 0.2 | 73.1 | 26.6 | ||||
M3 | 52 | 1350 | Liquid | 36.4 | 7.2 | 15.4 | 41.0 | 0.37 |
melilite | 41.0 | 8.3 | 15.8 | 34.9 | ||||
53 * | 1360 | Liquid | 43.2 | 0.0 | 16.3 | 40.5 | 0.40 | |
melilite | 40.6 | 0.0 | 36.6 | 22.8 | ||||
M22 | 54 | 1370 | Liquid | 35.3 | 15.9 | 13.7 | 35.1 | 0.39 |
melilite | 40.8 | 8.6 | 16.1 | 34.5 | ||||
M21 | 55 | 1380 | Liquid | 35.4 | 14.2 | 14.7 | 35.7 | 0.41 |
melilite | 41.7 | 8.0 | 16.6 | 33.7 | ||||
M6 | 56 | 1400 | Liquid | 39.5 | 8.0 | 14.6 | 37.9 | 0.39 |
melilite | 41.6 | 5.6 | 22.6 | 30.2 | ||||
57 * | 1420 | Liquid | 41.6 | 5.1 | 15.3 | 38.0 | 0.40 | |
melilite | 41.2 | 3.9 | 27.0 | 27.9 | ||||
58 * | 1420 | Liquid | 40.9 | 6.8 | 14.7 | 37.6 | 0.39 | |
melilite | 41.0 | 5.1 | 24.3 | 29.6 | ||||
59 * | 1430 | Liquid | 47.4 | 0.0 | 15.1 | 37.5 | 0.40 | |
melilite | 41.4 | 0.0 | 36.4 | 22.2 | ||||
60 * | 1450 | Liquid | 44.6 | 5.4 | 14.5 | 35.5 | 0.41 | |
melilite | 41.1 | 2.8 | 29.8 | 26.3 | ||||
61 * | 1450 | Liquid | 48.0 | 0.0 | 14.9 | 37.1 | 0.40 | |
melilite | 41.0 | 0.0 | 36.9 | 22.1 | ||||
62 * | 1450 | Liquid | 47.4 | 2.0 | 14.1 | 36.5 | 0.39 | |
melilite | 41.0 | 1.4 | 33.4 | 24.2 | ||||
63 * | 1450 | Liquid | 48.9 | 0.0 | 14.4 | 36.7 | 0.39 | |
melilite | 40.9 | 0.0 | 37.2 | 21.9 | ||||
Liquid + Anorthite | ||||||||
M26 | 64 | 1250 | Liquid | 27.7 | 11.3 | 17.0 | 44.0 | 0.39 |
Anorthite | 20.3 | 0.2 | 35.4 | 44.1 | ||||
M35 | 65 | 1250 | Liquid | 32.1 | 6.7 | 16.3 | 44.9 | 0.36 |
Anorthite | 20.2 | 0.3 | 35.8 | 43.7 | ||||
M43 | 66 | 1280 | Liquid | 22.0 | 13.3 | 18.3 | 46.4 | 0.39 |
Anorthite | 20.2 | 0.4 | 35.6 | 43.8 | ||||
67 * | 1280 | Liquid | 33.4 | 5.2 | 16.8 | 44.6 | 0.38 | |
Anorthite | 36.1 | 43.4 | 20.3 | 0.2 | ||||
M34 | 68 | 1290 | Liquid | 17.2 | 12.4 | 20.6 | 49.8 | 0.41 |
Anorthite | 20.1 | 0.6 | 34.5 | 44.8 | ||||
M41 | 69 | 1300 | Liquid | 18.6 | 11.5 | 19.5 | 50.4 | 0.39 |
Anorthite | 20.0 | 0.6 | 34.4 | 45.0 | ||||
M19 | 70 | 1300 | Liquid | 22.3 | 9.7 | 17.4 | 50.6 | 0.35 |
Anorthite | 20.1 | 0.5 | 35.7 | 43.7 | ||||
M5 | 71 | 1300 | Liquid | 29.1 | 6.3 | 16.8 | 47.8 | 0.35 |
Anorthite | 20.5 | 0.3 | 36.0 | 43.2 | ||||
M8 | 72 | 1350 | Liquid | 26.1 | 5.3 | 18.8 | 49.8 | 0.38 |
anorthite | 20.4 | 0.3 | 35.6 | 43.7 | ||||
M9 | 73 | 1400 | Liquid | 12.3 | 2.6 | 23.5 | 61.6 | 0.38 |
anorthite | 19.8 | 0.2 | 36.3 | 43.7 | ||||
Liquid + Cordierite | ||||||||
M17 | 74 | 1250 | Liquid | 9.7 | 7.2 | 23.7 | 59.4 | 0.40 |
Cordierite | 18.0 | 0.5 | 32.6 | 48.9 | ||||
M49 | 75 | 1300 | Liquid | 11.7 | 8.5 | 21.8 | 58.0 | 0.38 |
Cordierite | 18.6 | 0.5 | 33.9 | 47.0 | ||||
M40 | 76 | 1300 | Liquid | 10.0 | 6.0 | 23.8 | 60.2 | 0.39 |
Cordierite | 18.3 | 0.3 | 33.6 | 47.8 | ||||
M10 | 77 | 1300 | Liquid | 9.9 | 2.4 | 24.5 | 63.2 | 0.39 |
Cordierite | 17.5 | 0.2 | 32.1 | 50.2 | ||||
Liquid + Mullite | ||||||||
M17 | 78 | 1250 | Liquid | 9.0 | 3.7 | 23.5 | 63.8 | 0.37 |
Mullite | 0.2 | 0.4 | 68.5 | 30.9 | ||||
M18 | 79 | 1320 | Liquid | 9.6 | 3.7 | 24.7 | 62.0 | 0.40 |
Mullite | 0.2 | 0.2 | 71.1 | 28.5 | ||||
M39 | 80 | 1350 | Liquid | 8.0 | 4.7 | 24.7 | 62.6 | 0.39 |
Mullite | 0.1 | 0.3 | 70.9 | 28.7 | ||||
M36 | 81 | 1400 | Liquid | 6.2 | 4.5 | 23.5 | 65.8 | 0.36 |
Mullite | 0.2 | 0.3 | 72.6 | 26.9 | ||||
M12 | 82 | 1400 | Liquid | 9.5 | 1.8 | 23.9 | 64.8 | 0.37 |
Mullite | 0.1 | 0.1 | 71.9 | 27.9 | ||||
M11 | 83 | 1450 | Liquid | 8.4 | 1.8 | 25.1 | 64.7 | 0.39 |
Mullite | 0.1 | 0.0 | 74.0 | 25.9 | ||||
M50 | 84 | 1500 | Liquid | 5.9 | 3.5 | 24.4 | 66.2 | 0.37 |
Mullite | 0.1 | 0.1 | 73.2 | 26.6 | ||||
Liquid + Spinel | ||||||||
M29 | 85 | 1320 | Liquid | 25.2 | 14.9 | 18.5 | 41.4 | 0.45 |
Spinel | 0.0 | 28.2 | 71.7 | 0.1 | ||||
M44 | 86 | 1350 | Liquid | 27.1 | 16.3 | 16.3 | 40.3 | 0.40 |
Spinel | 0.1 | 28.2 | 71.6 | 0.1 | ||||
M22 | 87 | 1370 | Liquid | 35.6 | 15.6 | 13.8 | 35.0 | 0.39 |
Spinel | 0.0 | 28.1 | 71.8 | 0.1 | ||||
89 * | 1500 | liquid | 30.4 | 21.7 | 14.1 | 33.8 | 0.42 | |
Spinel | 0.3 | 0.4 | 70.9 | 28.4 | ||||
Liquid + Mg2SiO4 | ||||||||
M48 | 90 | 1250 | Liquid | 25.8 | 11.6 | 18.7 | 43.9 | 0.42 |
Mg2SiO4 | 1.0 | 56.9 | 0.1 | 42.0 | ||||
M38 | 91 | 1250 | Liquid | 27.6 | 11.7 | 17.2 | 43.5 | 0.40 |
Mg2SiO4 | 1.6 | 55.8 | 0.1 | 42.5 | ||||
M44 | 92 | 1250 | Liquid | 27.0 | 11.8 | 18.2 | 43.0 | 0.42 |
Mg2SiO4 | 1.4 | 56.4 | 0.4 | 41.8 | ||||
M32 | 93 | 1300 | Liquid | 20.5 | 14.4 | 18.5 | 46.6 | 0.40 |
Mg2SiO4 | 0.6 | 56.7 | 0.1 | 42.6 | ||||
M29 | 94 | 1300 | Liquid | 24.6 | 13.9 | 18.2 | 43.3 | 0.42 |
Mg2SiO4 | 1.1 | 56.4 | 0.3 | 42.2 | ||||
M38 | 95 | 1300 | Liquid | 25.9 | 14.1 | 17.3 | 42.7 | 0.41 |
Mg2SiO4 | 1.3 | 56.0 | 0.2 | 42.5 | ||||
M28 | 96 | 1300 | Liquid | 40.9 | 11.6 | 7.9 | 39.6 | 0.20 |
Mg2SiO4 | 4.2 | 53.8 | 0.2 | 41.8 | ||||
M29 | 97 | 1330 | Liquid | 24.2 | 15.3 | 17.8 | 42.7 | 0.42 |
Mg2SiO4 | 1.1 | 56.6 | 0.2 | 42.1 | ||||
M31 | 98 | 1350 | Liquid | 29.2 | 16.6 | 14.0 | 40.2 | 0.35 |
Mg2SiO4 | 2.4 | 55.2 | 0.5 | 41.9 | ||||
M31 | 99 | 1400 | Liquid | 27.7 | 18.5 | 13.7 | 40.1 | 0.34 |
Mg2SiO4 | 2.6 | 55.1 | 0.3 | 42.0 | ||||
M44 | 100 | 1400 | Liquid | 28.0 | 14.7 | 15.8 | 41.5 | 0.38 |
Mg2SiO4 | 0.6 | 56.7 | 0.1 | 42.6 | ||||
Liquid + MgO | ||||||||
M30 | 101 | 1450 | Liquid | 33.4 | 19.3 | 13.6 | 33.7 | 0.40 |
MgO | 0.2 | 98.9 | 0.9 | 0.0 | ||||
M23 | 102 | 1470 | Liquid | 39.5 | 15.5 | 12.8 | 32.2 | 0.40 |
MgO | 0.3 | 98.9 | 0.8 | 0.0 | ||||
103 * | 1500 | Liquid | 30.0 | 22.7 | 13.5 | 33.8 | 0.40 | |
MgO | 0.1 | 0.2 | 1.2 | 98.5 | ||||
104 * | 1500 | Liquid | 41.4 | 14.6 | 12.3 | 31.7 | 0.39 | |
MgO | 0.3 | 99.0 | 0.7 | 0.0 | ||||
M27 | 105 | 1500 | Liquid | 38.7 | 16.3 | 12.6 | 32.4 | 0.39 |
MgO | 0.2 | 99.0 | 0.8 | 0.0 | ||||
M30 | 106 | 1500 | Liquid | 32.9 | 20.3 | 13.5 | 33.3 | 0.40 |
MgO | 0.1 | 98.8 | 1.1 | 0.0 | ||||
M30 | 107 | 1500 | Liquid | 32.9 | 20.2 | 13.5 | 33.4 | 0.40 |
MgO | 0.2 | 98.7 | 1.1 | 0.0 | ||||
M30 | 108 | 1500 | Liquid | 32.9 | 20.3 | 13.5 | 33.3 | 0.40 |
MgO | 0.2 | 98.8 | 1.0 | 0.0 | ||||
M37 | 109 | 1500 | Liquid | 36.6 | 17.6 | 13.1 | 32.7 | 0.40 |
MgO | 0.3 | 98.8 | 0.9 | 0.0 | ||||
M27 | 110 | 1550 | Liquid | 38.1 | 17.1 | 12.8 | 32.0 | 0.40 |
MgO | 0.1 | 99.0 | 0.9 | 0.0 | ||||
M24 | 111 | 1550 | Liquid | 44.9 | 13.0 | 12.1 | 30.0 | 0.40 |
MgO | 0.3 | 99.1 | 0.6 | 0.0 | ||||
M46 | 112 | 1550 | Liquid | 41.1 | 14.8 | 12.6 | 31.5 | 0.40 |
MgO | 0.3 | 99.0 | 0.7 | 0.0 | ||||
M46 | 113 | 1550 | Liquid | 40.6 | 15.7 | 12.9 | 30.8 | 0.42 |
MgO | 0.3 | 98.9 | 0.8 | 0.0 | ||||
M37 | 114 | 1550 | Liquid | 36.6 | 18.4 | 12.8 | 32.2 | 0.40 |
MgO | 0.2 | 98.8 | 1.0 | 0.0 | ||||
Liquid + Merwinite | ||||||||
115 * | 1400 | Liquid | 38.0 | 14.2 | 13.1 | 34.7 | 0.38 | |
Merwinite | 51.2 | 12.6 | 0.1 | 36.1 | ||||
M2 | 116 | 1400 | Liquid | 41.1 | 8.9 | 14.7 | 35.3 | 0.42 |
Merwinite | 51.1 | 12.2 | 0.1 | 36.6 | ||||
M23 | 117 | 1430 | Liquid | 39.8 | 15.7 | 13.4 | 31.1 | 0.43 |
Merwinite | 52.4 | 13.0 | 0.1 | 34.5 | ||||
118 * | 1450 | Liquid | 43.2 | 9.6 | 13.8 | 33.4 | 0.41 | |
Merwinite | 51.3 | 12.1 | 0.1 | 36.5 | ||||
M23 | 119 | 1450 | Liquid | 40.1 | 15.1 | 13.1 | 31.7 | 0.41 |
Merwinite | 51.8 | 12.7 | 0.1 | 35.4 | ||||
Liquid + Ca2SiO4 | ||||||||
M4 | 120 | 1500 | Liquid | 45.1 | 9.1 | 13.4 | 32.4 | 0.41 |
Ca2SiO4 | 61.6 | 2.9 | 0.2 | 35.3 | ||||
Liquid + Melilite + Spinel | ||||||||
M25 | 121 | 1300 | Liquid | 29.2 | 13.8 | 16.2 | 40.8 | 0.40 |
Melilite | 40.9 | 10.0 | 11.5 | 37.6 | ||||
Spinel | 0.1 | 28.2 | 71.6 | 0.1 | ||||
M25 | 122 | 1320 | Liquid | 31.0 | 12.2 | 16.7 | 40.1 | 0.42 |
Melilite | 41.2 | 10.0 | 11.9 | 36.9 | ||||
Spinel | 0.1 | 28.5 | 71.3 | 0.1 | ||||
Liquid + Melilite + Anorthite | ||||||||
M15 | 123 | 1250 | Liquid | 30.4 | 9.3 | 17.6 | 42.7 | 0.41 |
Anorthite | 20.5 | 0.4 | 36.6 | 42.5 | ||||
Melilite | 41.1 | 11.0 | 9.5 | 38.4 | ||||
M1 | 124 | 1250 | Liquid | 32.1 | 6.8 | 16.5 | 44.6 | 0.37 |
Anorthite | 20.5 | 0.1 | 35.9 | 43.5 | ||||
Melilite | 40.9 | 11.4 | 7.3 | 40.4 | ||||
Liquid + Melilite + Mg2SiO4 | ||||||||
M20 | 125 | 1220 | Liquid | 27.1 | 11.0 | 18.8 | 43.1 | 0.44 |
Mg2SiO4 | 1.3 | 56.5 | 0.3 | 41.9 | ||||
Melilite | 40.8 | 11.7 | 7.0 | 40.5 | ||||
M25 | 126 | 1250 | Liquid | 27.2 | 12.9 | 17.9 | 42.0 | 0.43 |
Mg2SiO4 | 1.6 | 56.3 | 0.2 | 41.9 | ||||
Melilite | 40.3 | 9.8 | 12.2 | 37.7 | ||||
M45 | 127 | 1300 | Liquid | 29.0 | 13.8 | 15.5 | 41.7 | 0.37 |
Mg2SiO4 | 2.4 | 55.2 | 0.4 | 42.0 | ||||
Melilite | 40.7 | 9.9 | 12.1 | 37.3 | ||||
M44 | 128 | 1300 | Liquid | 25.4 | 14.2 | 12.6 | 47.8 | 0.56 |
Mg2SiO4 | 40.7 | 11.0 | 8.6 | 39.7 | ||||
Melilite | 2.1 | 54.8 | 1.7 | 41.4 | ||||
M28 | 129 | 1350 | Liquid | 31.0 | 16.4 | 12.8 | 39.8 | |
Mg2SiO4 | 40.9 | 11.9 | 6.8 | 40.4 | ||||
Melilite | 3.9 | 53.8 | 0.3 | 42.0 | ||||
M45 | 130 | 1350 | Liquid | 30.1 | 16.4 | 13.5 | 40.0 | 0.34 |
Mg2SiO4 | 4.1 | 54.0 | 0.2 | 41.7 | ||||
Melilite | 40.3 | 12.5 | 7.1 | 40.1 | ||||
M45 | 131 | 1450 | Liquid | 34.0 | 15.9 | 10.4 | 39.7 | 0.34 |
Mg2SiO4 | 4.1 | 53.5 | 0.4 | 42.0 | ||||
Melilite | 41.2 | 11.7 | 7.8 | 39.3 | ||||
Liquid + Mg2SiO4 + Anorthite | ||||||||
M42 | 132 | 1200 | Liquid | 23.2 | 15.3 | 13.9 | 47.6 | 0.29 |
Anorthite | 19.7 | 0.8 | 34.6 | 44.9 | ||||
Mg2SiO4 | 1.2 | 56.5 | 0.2 | 42.1 | ||||
M42 | 133 | 1230 | Liquid | 22.8 | 13.4 | 17.5 | 46.3 | 0.38 |
Anorthite | 20.2 | 0.5 | 35.7 | 43.6 | ||||
Mg2SiO4 | 0.8 | 57.0 | 0.1 | 42.1 | ||||
M20 | 134 | 1230 | Liquid | 25.9 | 11.9 | 17.2 | 45.0 | 0.38 |
Anorthite | 20.1 | 0.2 | 35.6 | 44.1 | ||||
Mg2SiO4 | 0.9 | 56.2 | 0.3 | 42.6 | ||||
M34 | 135 | 1240 | Liquid | 16.2 | 12.1 | 15.6 | 56.1 | 0.28 |
Anorthite | 19.9 | 1.0 | 33.1 | 46.0 | ||||
Mg2SiO4 | 0.3 | 57.2 | 0.1 | 42.4 | ||||
M34 | 136 | 1250 | Liquid | 17.4 | 13.0 | 15.8 | 53.8 | 0.29 |
Anorthite | 19.8 | 0.9 | 33.7 | 45.6 | ||||
Mg2SiO4 | 0.3 | 57.0 | 0.1 | 42.6 | ||||
M41 | 137 | 1250 | Liquid | 16.5 | 13.0 | 15.8 | 54.7 | 0.29 |
Anorthite | 19.7 | 0.9 | 34.1 | 45.3 | ||||
Mg2SiO4 | 0.5 | 57.2 | 0.1 | 42.2 | ||||
M42 | 138 | 1250 | Liquid | 26.9 | 11.8 | 17.4 | 43.9 | 0.40 |
Anorthite | 20.3 | 0.5 | 34.8 | 44.4 | ||||
Mg2SiO4 | 0.8 | 56.6 | 0.2 | 42.4 | ||||
Liquid + Mg2SiO4 + Spinel | ||||||||
M28 | 139 | 1400 | Liquid | 31.5 | 20.0 | 11.3 | 37.2 | 0.30 |
Spinel | 0.0 | 28.1 | 71.5 | 0.4 | ||||
Mg2SiO4 | 4.4 | 53.4 | 0.3 | 41.9 | ||||
M28 | 140 | 1400 | Liquid | 30.7 | 19.7 | 11.4 | 38.2 | 0.30 |
Spinel | 0.0 | 28.5 | 71.3 | 0.2 | ||||
Mg2SiO4 | 4.7 | 53.5 | 0.3 | 41.5 | ||||
M28 | 141 | 1400 | Liquid | 30.8 | 19.7 | 11.8 | 37.7 | 0.31 |
Spinel | 0.0 | 28.1 | 71.5 | 0.4 | ||||
Mg2SiO4 | 4.4 | 53.4 | 0.3 | 41.9 | ||||
Liquid + Merwinite + MgO | ||||||||
M23 | 142 | 1450 | Liquid | 38.8 | 15.4 | 13.6 | 32.2 | 0.42 |
MgO | 0.3 | 98.9 | 0.8 | 0.0 | ||||
Merwinite | 50.8 | 12.6 | 0.1 | 36.5 | ||||
Liquid + MgO + Ca2SiO4 | ||||||||
M24 | 143 | 1550 | Liquid | 44.6 | 13.3 | 12.0 | 30.1 | 0.40 |
Ca2SiO4 | 60.9 | 3.7 | 0.2 | 35.2 | ||||
MgO | 0.3 | 99.0 | 0.7 | 0.0 | ||||
M24 | 144 | 1550 | Liquid | 42.3 | 12.8 | 17.1 | 27.8 | 0.30 |
Ca2SiO4 | 51.5 | 12.2 | 0.2 | 36.1 | ||||
MgO | 0.3 | 98.9 | 0.8 | 0.0 | ||||
Liquid + MgO + Spinel | ||||||||
M47 | 145 | 1430 | Liquid | 34.9 | 18.5 | 12.5 | 34.1 | 0.37 |
Spinel | 0.2 | 28.1 | 71.6 | 0.1 | ||||
MgO | 0.2 | 99.0 | 0.8 | 0.0 | ||||
M33 | 146 | 1450 | Liquid | 30.5 | 21.7 | 12.6 | 35.2 | 0.36 |
Spinel | 0.0 | 28.4 | 71.4 | 0.2 | ||||
MgO | 0.1 | 99.0 | 0.9 | 0.0 | ||||
Liquid + Merwinite + Spinel | ||||||||
147 * | 1400 | Liquid | 37.6 | 14.2 | 14.0 | 34.2 | 0.41 | |
Spinel | 0.1 | 28.0 | 71.8 | 0.1 | ||||
Merwinite | 51.1 | 12.4 | 0.1 | 36.4 | ||||
148 * | 1420 | Liquid | 36.8 | 15.8 | 13.3 | 34.1 | 0.39 | |
Spinel | 0.6 | 27.9 | 71.1 | 0.4 | ||||
Merwinite | 50.7 | 12.7 | 0.1 | 36.5 | ||||
149 * | 1420 | Liquid | 36.5 | 16.5 | 13.3 | 33.7 | 0.40 | |
Spinel | 0.1 | 28.5 | 71.3 | 0.1 | ||||
Merwinite | 50.8 | 12.6 | 0.1 | 36.5 | ||||
Liquid + Mullite + Anorthite | ||||||||
M52 | 151 | 1250 | Liquid | 7.4 | 6.0 | 24.4 | 62.2 | 0.39 |
Mullite | 0.1 | 0.6 | 70.2 | 29.1 | ||||
Anorthite | 17.7 | 0.4 | 33.3 | 48.6 | ||||
M39 | 152 | 1250 | Liquid | 8.2 | 5.1 | 23.0 | 63.7 | 0.36 |
Mullite | 0.1 | 0.5 | 70.7 | 28.7 | ||||
Anorthite | 17.1 | 0.4 | 31.8 | 50.7 | ||||
M18 | 153 | 1270 | Liquid | 6.9 | 5.4 | 22.8 | 64.9 | 0.37 |
Mullite | 0.1 | 0.4 | 70.9 | 28.6 | ||||
Anorthite | 17.4 | 0.5 | 32.3 | 49.8 | ||||
M18 | 154 | 1270 | Liquid | 7.7 | 5.2 | 23.8 | 63.3 | 0.38 |
Mullite | 0.1 | 0.3 | 71.2 | 28.4 | ||||
Anorthite | 17.7 | 0.4 | 32.4 | 49.5 | ||||
M39 | 155 | 1300 | Liquid | 8.0 | 4.7 | 23.2 | 64.1 | 0.36 |
Mullite | 0.1 | 0.4 | 71.2 | 28.3 | ||||
Anorthite | 18.0 | 0.4 | 33.4 | 48.2 | ||||
M52 | 156 | 1300 | Liquid | 8.0 | 5.6 | 24.2 | 62.2 | 0.39 |
Mullite | 0.1 | 0.4 | 71.4 | 28.1 | ||||
Anorthite | 18.7 | 0.5 | 34.6 | 46.2 | ||||
M10 | 157 | 1300 | Liquid | 8.7 | 3.0 | 23.4 | 64.9 | 0.36 |
Mullite | 0.2 | 0.1 | 72.2 | 27.5 | ||||
Anorthite | 17.4 | 0.2 | 31.8 | 50.6 | ||||
M18 | 158 | 1310 | Liquid | 9.1 | 4.2 | 24.8 | 61.9 | 0.40 |
Mullite | 0.2 | 0.2 | 71.7 | 27.9 | ||||
Anorthite | 18.3 | 0.3 | 33.7 | 47.7 |
Mixture | Compositions (mol%) | |||||||
---|---|---|---|---|---|---|---|---|
No. | No. | T (°C) | Phases | CaO | MgO | Al2O3 | SiO2 | Al2O3/SiO2 |
Liquid only | ||||||||
M20 | 1 | 1250 | Liquid | 30.7 | 17.2 | 10.1 | 42.0 | 0.41 |
M26 | 2 | 1250 | Liquid | 29.4 | 14.6 | 11.8 | 44.2 | 0.45 |
M34 | 3 | 1250 | Liquid | 17.9 | 18.4 | 12.2 | 51.5 | 0.40 |
M16 | 4 | 1280 | Liquid | 13.3 | 7.4 | 15.0 | 64.3 | 0.40 |
M16 | 5 | 1300 | Liquid | 13.3 | 7.3 | 15.2 | 64.2 | 0.40 |
M34 | 6 | 1300 | Liquid | 17.8 | 18.4 | 12.1 | 51.7 | 0.40 |
M35 | 7 | 1300 | Liquid | 10.9 | 11.1 | 14.5 | 63.5 | 0.39 |
M36 | 8 | 1300 | Liquid | 7.7 | 7.8 | 13.5 | 71.0 | 0.32 |
M42 | 9 | 1300 | Liquid | 24.2 | 19.0 | 11.1 | 45.7 | 0.41 |
M48 | 10 | 1300 | Liquid | 26.2 | 20.7 | 10.4 | 42.7 | 0.42 |
M42 | 11 | 1310 | Liquid | 23.6 | 19.7 | 11.0 | 45.7 | 0.41 |
M19 | 12 | 1320 | Liquid | 24.8 | 13.8 | 11.8 | 49.6 | 0.41 |
M42 | 13 | 1320 | Liquid | 25.7 | 20.6 | 10.4 | 43.3 | 0.41 |
M25 | 14 | 1330 | Liquid | 33.1 | 19.1 | 9.2 | 38.6 | 0.40 |
M25 | 15 | 1330 | Liquid | 34.3 | 17.7 | 9.4 | 38.6 | 0.41 |
M48 | 16 | 1340 | Liquid | 24.5 | 18.9 | 11.4 | 45.2 | 0.43 |
M13 | 17 | 1350 | Liquid | 33.0 | 28.4 | 7.4 | 31.2 | 0.40 |
M16 | 18 | 1350 | Liquid | 13.3 | 7.2 | 14.9 | 64.6 | 0.39 |
M19 | 19 | 1350 | Liquid | 24.2 | 13.4 | 12.0 | 50.4 | 0.40 |
M25 | 20 | 1350 | Liquid | 33.4 | 18.8 | 9.0 | 38.8 | 0.39 |
M51 | 21 | 1350 | Liquid | 20.1 | 10.7 | 14.3 | 54.9 | 0.44 |
M51 | 22 | 1350 | Liquid | 20.8 | 11.5 | 14.7 | 53.0 | 0.47 |
M29 | 23 | 1350 | Liquid | 24.1 | 24.3 | 9.8 | 41.8 | 0.40 |
M42 | 24 | 1350 | Liquid | 26.2 | 18.5 | 12.0 | 43.3 | 0.47 |
M44 | 25 | 1350 | Liquid | 27.7 | 23.8 | 9.3 | 39.2 | 0.40 |
M49 | 26 | 1350 | Liquid | 14.5 | 12.0 | 14.3 | 59.2 | 0.41 |
M16 | 27 | 1350 | Liquid | 13.2 | 7.4 | 15.1 | 64.3 | 0.40 |
M35 | 28 | 1350 | Liquid | 11.2 | 11.1 | 14.9 | 62.8 | 0.40 |
M22 | 29 | 1390 | Liquid | 37.6 | 20.8 | 8.0 | 33.6 | 0.40 |
M22 | 30 | 1400 | Liquid | 37.6 | 20.2 | 7.8 | 34.4 | 0.38 |
M28 | 31 | 1400 | Liquid | 29.8 | 29.6 | 7.8 | 32.8 | 0.41 |
M41 | 32 | 1400 | Liquid | 22.8 | 18.2 | 13.5 | 45.5 | 0.50 |
M49 | 33 | 1400 | Liquid | 16.6 | 13.3 | 15.8 | 54.3 | 0.49 |
M21 | 34 | 1400 | Liquid | 36.8 | 20.6 | 8.2 | 34.4 | 0.41 |
M23 | 35 | 1450 | Liquid | 39.7 | 20.3 | 7.2 | 32.8 | 0.37 |
M23 | 36 | 1450 | Liquid | 40.0 | 22.4 | 7.2 | 30.4 | 0.40 |
M47 | 37 | 1450 | Liquid | 34.0 | 26.7 | 7.3 | 32.0 | 0.39 |
M23 | 38 | 1450 | Liquid | 39.7 | 22.0 | 7.6 | 30.7 | 0.42 |
M14 | 39 | 1480 | Liquid | 17.9 | 4.8 | 20.0 | 57.3 | 0.59 |
M14 | 40 | 1500 | Liquid | 17.9 | 5.0 | 20.0 | 57.1 | 0.59 |
M23 | 41 | 1500 | Liquid | 40.1 | 22.5 | 7.2 | 30.2 | 0.40 |
M30 | 42 | 1500 | Liquid | 50.0 | 1.7 | 10.9 | 37.4 | 0.50 |
M47 | 43 | 1500 | Liquid | 34.1 | 26.9 | 7.5 | 31.5 | 0.40 |
Liquid + Melilite | ||||||||
M20 | 44 | 1230 | Liquid | 29.6 | 17.0 | 10.4 | 43.0 | 0.41 |
melilite | 41.3 | 17.1 | 3.5 | 38.1 | ||||
M7 | 45 | 1250 | Liquid | 36.0 | 9.5 | 10.6 | 43.9 | 0.41 |
melilite | 42.4 | 15.0 | 5.9 | 36.7 | ||||
M43 | 46 | 1250 | Liquid | 29.2 | 16.9 | 10.5 | 43.4 | 0.41 |
melilite | 40.6 | 17.4 | 3.2 | 38.8 | ||||
47 * | 1280 | Liquid | 33.8 | 14.2 | 9.6 | 42.4 | 0.38 | |
melilite | 9.0 | 58.2 | 21.9 | 10.9 | ||||
M7 | 48 | 1300 | Liquid | 37.4 | 9.9 | 9.9 | 42.8 | 0.39 |
melilite | 43.7 | 12.4 | 7.2 | 36.7 | ||||
49 * | 1300 | Liquid | 40.4 | 7.2 | 10.0 | 42.4 | 0.40 | |
melilite | 30.6 | 53.4 | 9.6 | 6.4 | ||||
M21 | 50 | 1350 | Liquid | 32.6 | 24.1 | 8.3 | 35.0 | 0.40 |
melilite | 43.0 | 14.1 | 7.6 | 35.3 | ||||
M17 | 51 | 1350 | Liquid | 9.9 | 5.7 | 14.8 | 69.6 | 0.36 |
melilite | 0.2 | 0.4 | 61.4 | 38.0 | ||||
M3 | 52 | 1350 | Liquid | 39.0 | 10.8 | 9.1 | 41.1 | 0.37 |
melilite | 43.6 | 12.4 | 9.3 | 34.7 | ||||
53 * | 1360 | Liquid | 48.0 | 0.0 | 10.0 | 42.0 | 0.40 | |
melilite | 49.6 | 0.0 | 24.5 | 25.9 | ||||
M22 | 54 | 1370 | Liquid | 36.1 | 22.8 | 7.7 | 33.4 | 0.39 |
melilite | 43.5 | 12.8 | 9.4 | 34.3 | ||||
M21 | 55 | 1380 | Liquid | 36.5 | 20.6 | 8.4 | 34.5 | 0.41 |
melilite | 44.6 | 12.0 | 9.8 | 33.6 | ||||
M6 | 56 | 1400 | Liquid | 42.1 | 11.9 | 8.5 | 37.5 | 0.39 |
melilite | 46.2 | 8.7 | 13.8 | 31.3 | ||||
57 * | 1420 | Liquid | 44.9 | 7.7 | 9.1 | 38.3 | 0.40 | |
melilite | 47.2 | 6.2 | 16.9 | 29.7 | ||||
58 * | 1420 | Liquid | 43.7 | 10.2 | 8.6 | 37.5 | 0.39 | |
melilite | 46.0 | 8.0 | 15.0 | 31.0 | ||||
59 * | 1430 | Liquid | 52.2 | 0.0 | 9.2 | 38.6 | 0.40 | |
melilite | 50.5 | 0.0 | 24.3 | 25.2 | ||||
60 * | 1450 | Liquid | 47.9 | 8.1 | 8.5 | 35.5 | 0.41 | |
melilite | 47.7 | 4.6 | 19.1 | 28.6 | ||||
61 * | 1450 | Liquid | 52.9 | 0.0 | 9.0 | 38.1 | 0.40 | |
melilite | 50.0 | 0.0 | 24.8 | 25.2 | ||||
62 * | 1450 | Liquid | 51.6 | 3.0 | 8.4 | 37.0 | 0.39 | |
melilite | 48.9 | 2.3 | 21.9 | 26.9 | ||||
63 * | 1450 | Liquid | 53.6 | 0.0 | 8.7 | 37.7 | 0.39 | |
melilite | 50.0 | 0.0 | 25.0 | 25.0 | ||||
Liquid + Anorthite | ||||||||
M26 | 64 | 1250 | Liquid | 29.5 | 16.9 | 10.0 | 43.6 | 0.39 |
Anorthite | 25.0 | 0.3 | 24.0 | 50.7 | ||||
M35 | 65 | 1250 | Liquid | 34.8 | 10.2 | 9.7 | 45.3 | 0.36 |
Anorthite | 24.9 | 0.5 | 24.3 | 50.3 | ||||
M43 | 66 | 1280 | Liquid | 23.4 | 19.8 | 10.7 | 46.1 | 0.39 |
Anorthite | 24.9 | 0.7 | 24.1 | 50.3 | ||||
67 * | 1280 | Liquid | 36.5 | 7.9 | 10.1 | 45.5 | 0.38 | |
Anorthite | 33.3 | 56.2 | 10.3 | 0.2 | ||||
M34 | 68 | 1290 | Liquid | 18.6 | 18.8 | 12.3 | 50.3 | 0.41 |
Anorthite | 24.6 | 1.0 | 23.2 | 51.2 | ||||
M41 | 69 | 1300 | Liquid | 20.1 | 17.4 | 11.6 | 50.9 | 0.39 |
Anorthite | 24.5 | 1.0 | 23.1 | 51.4 | ||||
M19 | 70 | 1300 | Liquid | 24.1 | 14.7 | 10.3 | 50.9 | 0.35 |
Anorthite | 24.7 | 0.9 | 24.2 | 50.2 | ||||
M5 | 71 | 1300 | Liquid | 31.7 | 9.6 | 10.1 | 48.6 | 0.35 |
Anorthite | 25.3 | 0.5 | 24.4 | 49.8 | ||||
M8 | 72 | 1350 | Liquid | 28.9 | 8.2 | 11.4 | 51.5 | 0.38 |
anorthite | 25.1 | 0.5 | 24.1 | 50.3 | ||||
M9 | 73 | 1400 | Liquid | 14.2 | 4.2 | 15.0 | 66.6 | 0.38 |
anorthite | 24.5 | 0.3 | 24.7 | 50.5 | ||||
Liquid + Cordierite | ||||||||
M17 | 74 | 1250 | Liquid | 11.0 | 11.4 | 14.8 | 62.8 | 0.40 |
Cordierite | 21.9 | 0.9 | 21.8 | 55.4 | ||||
M49 | 75 | 1300 | Liquid | 13.1 | 13.3 | 13.4 | 60.2 | 0.38 |
Cordierite | 22.7 | 0.9 | 22.8 | 53.6 | ||||
M40 | 76 | 1300 | Liquid | 11.4 | 9.6 | 14.9 | 64.1 | 0.39 |
Cordierite | 22.4 | 0.5 | 22.6 | 54.5 | ||||
M10 | 77 | 1300 | Liquid | 11.6 | 3.9 | 15.7 | 68.8 | 0.39 |
Cordierite | 21.3 | 0.3 | 21.5 | 56.9 | ||||
Liquid + Mullite | ||||||||
M17 | 78 | 1250 | Liquid | 10.4 | 6.0 | 14.9 | 68.7 | 0.37 |
Mullite | 0.3 | 0.8 | 56.0 | 42.9 | ||||
M18 | 79 | 1320 | Liquid | 11.1 | 6.0 | 15.8 | 67.1 | 0.40 |
Mullite | 0.3 | 0.4 | 59.0 | 40.3 | ||||
M39 | 80 | 1350 | Liquid | 9.2 | 7.6 | 15.7 | 67.5 | 0.39 |
Mullite | 0.2 | 0.6 | 58.8 | 40.4 | ||||
M36 | 81 | 1400 | Liquid | 7.1 | 7.3 | 14.9 | 70.7 | 0.36 |
Mullite | 0.3 | 0.6 | 60.8 | 38.2 | ||||
M12 | 82 | 1400 | Liquid | 11.1 | 3.0 | 15.4 | 70.5 | 0.37 |
Mullite | 0.2 | 0.2 | 60.0 | 39.6 | ||||
M11 | 83 | 1450 | Liquid | 9.9 | 3.0 | 16.2 | 70.9 | 0.39 |
Mullite | 0.2 | 0.0 | 62.6 | 37.2 | ||||
M50 | 84 | 1500 | Liquid | 6.9 | 5.7 | 15.6 | 71.8 | 0.37 |
Mullite | 0.2 | 0.2 | 61.6 | 38.0 | ||||
Liquid + Spinel | ||||||||
M29 | 85 | 1320 | Liquid | 26.6 | 22.0 | 10.7 | 40.7 | 0.45 |
Spinel | 0.0 | 50.0 | 49.9 | 0.1 | ||||
M44 | 86 | 1350 | Liquid | 28.0 | 23.7 | 9.3 | 39.0 | 0.40 |
Spinel | 0.1 | 50.0 | 49.8 | 0.1 | ||||
M22 | 87 | 1370 | Liquid | 36.4 | 22.4 | 7.8 | 33.4 | 0.39 |
Spinel | 0.0 | 49.9 | 50.0 | 0.1 | ||||
89 * | 1500 | liquid | 30.4 | 30.4 | 7.8 | 31.4 | 0.42 | |
Spinel | 0.5 | 0.8 | 58.7 | 40.0 | ||||
Liquid + Mg2SiO4 | ||||||||
M48 | 90 | 1250 | Liquid | 27.6 | 17.4 | 11.0 | 44.0 | 0.42 |
Mg2SiO4 | 0.8 | 66.5 | 0.0 | 32.7 | ||||
M38 | 91 | 1250 | Liquid | 29.3 | 17.4 | 10.1 | 43.2 | 0.40 |
Mg2SiO4 | 1.3 | 65.5 | 0.0 | 33.2 | ||||
M44 | 92 | 1250 | Liquid | 28.8 | 17.7 | 10.7 | 42.8 | 0.42 |
Mg2SiO4 | 1.2 | 66.0 | 0.2 | 32.6 | ||||
M32 | 93 | 1300 | Liquid | 21.7 | 21.4 | 10.8 | 46.1 | 0.40 |
Mg2SiO4 | 0.5 | 66.3 | 0.0 | 33.2 | ||||
M29 | 94 | 1300 | Liquid | 26.1 | 20.6 | 10.6 | 42.7 | 0.42 |
Mg2SiO4 | 0.9 | 66.1 | 0.1 | 32.9 | ||||
M38 | 95 | 1300 | Liquid | 27.3 | 20.8 | 10.0 | 41.9 | 0.41 |
Mg2SiO4 | 1.1 | 65.6 | 0.1 | 33.2 | ||||
M28 | 96 | 1300 | Liquid | 41.6 | 16.5 | 4.4 | 37.5 | 0.20 |
Mg2SiO4 | 3.5 | 63.5 | 0.1 | 32.9 | ||||
M29 | 97 | 1330 | Liquid | 25.4 | 22.5 | 10.3 | 41.8 | 0.42 |
Mg2SiO4 | 0.9 | 66.2 | 0.1 | 32.8 | ||||
M31 | 98 | 1350 | Liquid | 29.9 | 23.8 | 7.9 | 38.4 | 0.35 |
Mg2SiO4 | 2.0 | 65.0 | 0.2 | 32.8 | ||||
M31 | 99 | 1400 | Liquid | 28.1 | 26.3 | 7.6 | 38.0 | 0.34 |
Mg2SiO4 | 2.2 | 64.8 | 0.1 | 32.9 | ||||
M44 | 100 | 1400 | Liquid | 29.2 | 21.5 | 9.1 | 40.2 | 0.38 |
Mg2SiO4 | 0.5 | 66.3 | 0.0 | 33.2 | ||||
Liquid + MgO | ||||||||
M30 | 101 | 1450 | Liquid | 33.7 | 27.2 | 7.5 | 31.6 | 0.40 |
MgO | 0.1 | 99.5 | 0.4 | 0.0 | ||||
M23 | 102 | 1470 | Liquid | 40.1 | 22.1 | 7.2 | 30.6 | 0.40 |
MgO | 0.2 | 99.5 | 0.3 | 0.0 | ||||
103 * | 1500 | Liquid | 29.8 | 31.6 | 7.4 | 31.2 | 0.40 | |
MgO | 0.1 | 0.3 | 0.7 | 98.9 | ||||
104 * | 1500 | Liquid | 42.2 | 20.8 | 6.9 | 30.1 | 0.39 | |
MgO | 0.2 | 99.5 | 0.3 | 0.0 | ||||
M27 | 105 | 1500 | Liquid | 39.3 | 23.1 | 7.0 | 30.6 | 0.39 |
MgO | 0.1 | 99.6 | 0.3 | 0.0 | ||||
M30 | 106 | 1500 | Liquid | 33.0 | 28.5 | 7.4 | 31.1 | 0.40 |
MgO | 0.1 | 99.5 | 0.4 | 0.0 | ||||
M30 | 107 | 1500 | Liquid | 33.0 | 28.4 | 7.4 | 31.2 | 0.40 |
MgO | 0.1 | 99.5 | 0.4 | 0.0 | ||||
M30 | 108 | 1500 | Liquid | 33.0 | 28.5 | 7.4 | 31.1 | 0.40 |
MgO | 0.1 | 99.5 | 0.4 | 0.0 | ||||
M37 | 109 | 1500 | Liquid | 37.0 | 24.9 | 7.3 | 30.8 | 0.40 |
MgO | 0.2 | 99.4 | 0.4 | 0.0 | ||||
M27 | 110 | 1550 | Liquid | 38.5 | 24.2 | 7.1 | 30.2 | 0.40 |
MgO | 0.1 | 99.5 | 0.4 | 0.0 | ||||
M24 | 111 | 1550 | Liquid | 46.0 | 18.6 | 6.8 | 28.6 | 0.40 |
MgO | 0.2 | 99.6 | 0.2 | 0.0 | ||||
M46 | 112 | 1550 | Liquid | 41.9 | 21.1 | 7.1 | 29.9 | 0.40 |
MgO | 0.2 | 99.5 | 0.3 | 0.0 | ||||
M46 | 113 | 1550 | Liquid | 41.2 | 22.4 | 7.2 | 29.2 | 0.42 |
MgO | 0.2 | 99.5 | 0.3 | 0.0 | ||||
M37 | 114 | 1550 | Liquid | 36.8 | 25.9 | 7.1 | 30.2 | 0.40 |
MgO | 0.1 | 99.5 | 0.4 | 0.0 | ||||
Liquid + Merwinite | ||||||||
115* | 1400 | Liquid | 38.9 | 20.4 | 7.4 | 33.3 | 0.38 | |
Merwinite | 49.8 | 17.2 | 0.1 | 32.9 | ||||
M2 | 116 | 1400 | Liquid | 43.5 | 13.2 | 8.5 | 34.8 | 0.42 |
Merwinite | 49.8 | 16.7 | 0.1 | 33.4 | ||||
M23 | 117 | 1430 | Liquid | 40.5 | 22.4 | 7.5 | 29.6 | 0.43 |
Merwinite | 50.9 | 17.7 | 0.1 | 31.3 | ||||
118 * | 1450 | Liquid | 45.2 | 14.1 | 8.0 | 32.7 | 0.41 | |
Merwinite | 50.0 | 16.6 | 0.1 | 33.3 | ||||
M23 | 119 | 1450 | Liquid | 40.9 | 21.6 | 7.3 | 30.2 | 0.41 |
Merwinite | 50.3 | 17.4 | 0.1 | 32.2 | ||||
Liquid + Ca2SiO4 | ||||||||
M4 | 120 | 1500 | Liquid | 47.2 | 13.4 | 7.7 | 31.7 | 0.41 |
Ca2SiO4 | 62.4 | 4.1 | 0.1 | 33.4 | ||||
Liquid + Melilite + Spinel | ||||||||
M25 | 121 | 1300 | Liquid | 30.6 | 20.3 | 9.3 | 39.8 | 0.40 |
Melilite | 42.4 | 14.6 | 6.6 | 36.4 | ||||
Spinel | 0.1 | 49.9 | 49.9 | 0.1 | ||||
M25 | 122 | 1320 | Liquid | 32.8 | 18.1 | 9.7 | 39.4 | 0.42 |
Melilite | 42.8 | 14.6 | 6.8 | 35.8 | ||||
Spinel | 0.1 | 50.3 | 49.5 | 0.1 | ||||
Liquid + Melilite + Anorthite | ||||||||
M15 | 123 | 1250 | Liquid | 32.7 | 14.0 | 10.4 | 42.9 | 0.41 |
Anorthite | 25.4 | 0.7 | 24.9 | 49.0 | ||||
Melilite | 42.1 | 15.8 | 5.4 | 36.7 | ||||
M1 | 124 | 1250 | Liquid | 34.8 | 10.3 | 9.8 | 45.1 | 0.37 |
Anorthite | 25.3 | 0.2 | 24.4 | 50.1 | ||||
Melilite | 41.5 | 16.2 | 4.1 | 38.2 | ||||
Liquid + Melilite + Mg2SiO4 | ||||||||
M20 | 125 | 1220 | Liquid | 29.1 | 16.6 | 11.1 | 43.2 | 0.44 |
Mg2SiO4 | 1.1 | 66.2 | 0.1 | 32.6 | ||||
Melilite | 41.3 | 16.6 | 3.9 | 38.2 | ||||
M25 | 126 | 1250 | Liquid | 28.8 | 19.2 | 10.4 | 41.6 | 0.43 |
Mg2SiO4 | 1.3 | 65.9 | 0.1 | 32.7 | ||||
Melilite | 42.0 | 14.3 | 7.0 | 36.7 | ||||
M45 | 127 | 1300 | Liquid | 30.3 | 20.2 | 8.9 | 40.6 | 0.37 |
Mg2SiO4 | 2.0 | 64.9 | 0.2 | 32.9 | ||||
Melilite | 42.3 | 14.5 | 6.9 | 36.3 | ||||
M44 | 128 | 1300 | Liquid | 26.2 | 20.6 | 7.2 | 46.0 | 0.56 |
Mg2SiO4 | 41.5 | 15.8 | 4.8 | 37.9 | ||||
Melilite | 1.8 | 64.8 | 0.8 | 32.6 | ||||
M28 | 129 | 1350 | Liquid | 31.5 | 23.4 | 7.2 | 37.9 | |
Mg2SiO4 | 41.3 | 16.8 | 3.8 | 38.1 | ||||
Melilite | 3.3 | 63.6 | 0.1 | 33.0 | ||||
M45 | 130 | 1350 | Liquid | 30.8 | 23.5 | 7.6 | 38.1 | 0.34 |
Mg2SiO4 | 3.5 | 63.7 | 0.1 | 32.7 | ||||
Melilite | 40.7 | 17.7 | 3.9 | 37.7 | ||||
M45 | 131 | 1450 | Liquid | 34.4 | 22.5 | 5.8 | 37.3 | 0.34 |
Mg2SiO4 | 3.5 | 63.3 | 0.2 | 33.0 | ||||
Melilite | 41.8 | 16.6 | 4.4 | 37.2 | ||||
Liquid + Mg2SiO4 + Anorthite | ||||||||
M42 | 132 | 1200 | Liquid | 24.0 | 22.2 | 7.9 | 45.9 | 0.29 |
Anorthite | 24.1 | 1.4 | 23.3 | 51.2 | ||||
Mg2SiO4 | 1.0 | 66.1 | 0.1 | 32.8 | ||||
M42 | 133 | 1230 | Liquid | 24.1 | 19.9 | 10.2 | 45.8 | 0.38 |
Anorthite | 24.9 | 0.9 | 24.2 | 50.0 | ||||
Mg2SiO4 | 0.7 | 66.5 | 0.0 | 32.8 | ||||
M20 | 134 | 1230 | Liquid | 27.5 | 17.8 | 10.0 | 44.7 | 0.38 |
Anorthite | 24.8 | 0.3 | 24.1 | 50.8 | ||||
Mg2SiO4 | 0.8 | 65.9 | 0.1 | 33.2 | ||||
M34 | 135 | 1240 | Liquid | 17.2 | 18.0 | 9.1 | 55.7 | 0.28 |
Anorthite | 24.1 | 1.7 | 22.1 | 52.1 | ||||
Mg2SiO4 | 0.2 | 66.9 | 0.0 | 32.9 | ||||
M34 | 136 | 1250 | Liquid | 18.4 | 19.3 | 9.2 | 53.1 | 0.29 |
Anorthite | 24.1 | 1.5 | 22.6 | 51.8 | ||||
Mg2SiO4 | 0.2 | 66.7 | 0.0 | 33.1 | ||||
M41 | 137 | 1250 | Liquid | 17.5 | 19.3 | 9.2 | 54.0 | 0.29 |
Anorthite | 24.0 | 1.5 | 22.9 | 51.6 | ||||
Mg2SiO4 | 0.4 | 66.9 | 0.0 | 32.7 | ||||
M42 | 138 | 1250 | Liquid | 28.6 | 17.6 | 10.2 | 43.6 | 0.40 |
Anorthite | 24.9 | 0.9 | 23.5 | 50.7 | ||||
Mg2SiO4 | 0.7 | 66.2 | 0.1 | 33.0 | ||||
Liquid + Mg2SiO4 + Spinel | ||||||||
M28 | 139 | 1400 | Liquid | 31.4 | 27.9 | 6.2 | 34.5 | 0.30 |
Spinel | 0.0 | 49.8 | 49.7 | 0.5 | ||||
Mg2SiO4 | 3.7 | 63.2 | 0.1 | 33.0 | ||||
M28 | 140 | 1400 | Liquid | 30.7 | 27.6 | 6.3 | 35.4 | 0.30 |
Spinel | 0.0 | 50.4 | 49.4 | 0.2 | ||||
Mg2SiO4 | 4.0 | 63.2 | 0.1 | 32.7 | ||||
M28 | 141 | 1400 | Liquid | 30.8 | 27.6 | 6.5 | 35.1 | 0.31 |
Spinel | 0.0 | 49.8 | 49.7 | 0.5 | ||||
Mg2SiO4 | 3.7 | 63.2 | 0.1 | 33.0 | ||||
Liquid + Merwinite + MgO | ||||||||
M23 | 142 | 1450 | Liquid | 39.7 | 22.0 | 7.6 | 30.7 | 0.42 |
MgO | 0.2 | 99.5 | 0.3 | 0.0 | ||||
Merwinite | 49.5 | 17.2 | 0.1 | 33.2 | ||||
Liquid + MgO + Ca2SiO4 | ||||||||
M24 | 143 | 1550 | Liquid | 45.6 | 19.0 | 6.7 | 28.7 | 0.40 |
Ca2SiO4 | 61.5 | 5.2 | 0.1 | 33.2 | ||||
MgO | 0.2 | 99.5 | 0.3 | 0.0 | ||||
M24 | 144 | 1550 | Liquid | 44.3 | 18.8 | 9.8 | 27.1 | 0.30 |
Ca2SiO4 | 50.3 | 16.7 | 0.1 | 32.9 | ||||
MgO | 0.2 | 99.5 | 0.3 | 0.0 | ||||
Liquid + MgO + Spinel | ||||||||
M47 | 145 | 1430 | Liquid | 35.0 | 26.1 | 6.9 | 32.0 | 0.37 |
Spinel | 0.3 | 49.8 | 49.8 | 0.1 | ||||
MgO | 0.1 | 99.6 | 0.3 | 0.0 | ||||
M33 | 146 | 1450 | Liquid | 30.3 | 30.2 | 6.9 | 32.6 | 0.36 |
Spinel | 0.0 | 50.3 | 49.5 | 0.2 | ||||
MgO | 0.1 | 99.5 | 0.4 | 0.0 | ||||
Liquid + Merwinite + Spinel | ||||||||
147 * | 1400 | Liquid | 38.7 | 20.5 | 7.9 | 32.9 | 0.41 | |
Spinel | 0.1 | 49.8 | 50.0 | 0.1 | ||||
Merwinite | 49.8 | 17.0 | 0.1 | 33.1 | ||||
148 * | 1420 | Liquid | 37.5 | 22.6 | 7.5 | 32.4 | 0.39 | |
Spinel | 0.8 | 49.3 | 49.4 | 0.5 | ||||
Merwinite | 49.4 | 17.3 | 0.1 | 33.2 | ||||
149 * | 1420 | Liquid | 37.2 | 23.5 | 7.4 | 31.9 | 0.40 | |
Spinel | 0.1 | 50.4 | 49.4 | 0.1 | ||||
Merwinite | 49.5 | 17.2 | 0.1 | 33.2 | ||||
Liquid + Mullite + Anorthite | ||||||||
M52 | 151 | 1250 | Liquid | 8.5 | 9.6 | 15.4 | 66.5 | 0.39 |
Mullite | 0.1 | 1.3 | 57.9 | 40.7 | ||||
Anorthite | 21.6 | 0.7 | 22.4 | 55.3 | ||||
M39 | 152 | 1250 | Liquid | 9.4 | 8.2 | 14.5 | 67.9 | 0.36 |
Mullite | 0.2 | 1.1 | 58.4 | 40.3 | ||||
Anorthite | 20.8 | 0.7 | 21.2 | 57.3 | ||||
M18 | 153 | 1270 | Liquid | 7.9 | 8.6 | 14.3 | 69.2 | 0.37 |
Mullite | 0.2 | 0.8 | 58.8 | 40.2 | ||||
Anorthite | 21.1 | 0.9 | 21.6 | 56.4 | ||||
M18 | 154 | 1270 | Liquid | 8.8 | 8.4 | 15.0 | 67.8 | 0.38 |
Mullite | 0.2 | 0.6 | 59.2 | 40.0 | ||||
Anorthite | 21.5 | 0.7 | 21.7 | 56.1 | ||||
M39 | 155 | 1300 | Liquid | 9.2 | 7.6 | 14.7 | 68.5 | 0.36 |
Mullite | 0.2 | 0.8 | 59.1 | 39.9 | ||||
Anorthite | 22.0 | 0.7 | 22.4 | 54.9 | ||||
M52 | 156 | 1300 | Liquid | 9.2 | 9.0 | 15.3 | 66.5 | 0.39 |
Mullite | 0.2 | 0.8 | 59.4 | 39.6 | ||||
Anorthite | 22.9 | 0.9 | 23.3 | 52.9 | ||||
M10 | 157 | 1300 | Liquid | 10.1 | 4.9 | 14.9 | 70.1 | 0.36 |
Mullite | 0.3 | 0.2 | 60.4 | 39.1 | ||||
Anorthite | 21.1 | 0.3 | 21.2 | 57.4 | ||||
M18 | 158 | 1310 | Liquid | 10.5 | 6.8 | 15.8 | 66.9 | 0.40 |
Mullite | 0.3 | 0.4 | 59.8 | 39.5 | ||||
Anorthite | 22.4 | 0.5 | 22.7 | 54.4 |
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Special Point | Description | T (°C) | Composition (wt%) | |||
---|---|---|---|---|---|---|
CaO | MgO | Al2O3 | SiO2 | |||
A | L + mullite ↔ cordierite + anorthite | 1250 (±5) | 7.6 | 6.6 | 24.5 | 61.3 |
B | L ↔ cordierite + anorthite + Mg2SiO4 | 1240 (±10) | 10.0 | 14.3 | 21.6 | 54.1 |
C | L ↔ melilite + anorthite + Mg2SiO4 | 1235 (±5) | 27.5 | 11.6 | 17.4 | 43.6 |
D | L + spinel ↔ Mg2SiO4 + melilite | 1270 (±10) | 28.2 | 13.3 | 16.7 | 41.8 |
E | L + merwinite ↔ melilite + spinel | 1380 (±10) | 37.2 | 14.0 | 14.0 | 34.9 |
F | L + melilite + Ca2SiO4 ↔ merwinite | 1455 (±5) | 45.6 | 4.5 | 14.3 | 35.7 |
G | L + Ca2SiO4 ↔ merwinite + MgO | 1480 (±10) | 36.7 | 16.6 | 13.3 | 33.3 |
H | L + MgO ↔ merwinite + spinel | 1410 (±10) | 43.1 | 13.2 | 12.5 | 31.2 |
I | L + MgO + Mg2SiO4 ↔ + spinel | 1650 (±20) | 20.0 | 32.1 | 13.7 | 34.2 |
Exp. No. | Experimental Liquidus Temperature (°C) | Liquid Composition (wt%) | Predicted Liquidus Temperature (°C) | Predicted Primary Phase | |||
---|---|---|---|---|---|---|---|
CaO | MgO | Al2O3 | SiO2 | ||||
90 | 1250 | 25.8 | 11.6 | 18.7 | 44.0 | 1287 | Anorthite |
91 | 1250 | 27.6 | 11.7 | 17.2 | 43.5 | 1258 | Spinel |
92 | 1250 | 26.9 | 11.8 | 18.1 | 42.8 | 1287 | Spinel |
93 | 1300 | 20.5 | 14.4 | 18.5 | 46.6 | 1294 | Anorthite |
94 | 1300 | 24.6 | 13.9 | 18.2 | 43.2 | 1315 | Spinel |
95 | 1300 | 25.9 | 14.1 | 17.3 | 42.7 | 1307 | Spinel |
96 | 1300 | 40.9 | 11.6 | 7.9 | 39.6 | 1412 | Merwinite |
97 | 1330 | 24.2 | 15.3 | 17.8 | 42.7 | 1333 | Spinel |
98 | 1350 | 29.2 | 16.6 | 14.0 | 40.1 | 1325 | Melilite |
99 | 1400 | 27.7 | 18.5 | 13.7 | 40.0 | 1342 | Mg2SiO4 |
100 | 1400 | 28.0 | 14.7 | 15.8 | 41.4 | 1306 | Spinel |
Exp. No. | Experimental Liquidus Temperature (°C) | Liquid Composition (wt%) | Predicted Liquidus Temperature (°C) | Predicted Primary Phase | |||
---|---|---|---|---|---|---|---|
CaO | MgO | Al2O3 | SiO2 | ||||
115 | 1400 | 41.1 | 8.9 | 14.7 | 35.3 | 1427 | Melilite |
116 | 1400 | 37.9 | 14.2 | 13.1 | 34.7 | 1421 | Spinel |
117 | 1430 | 39.8 | 15.7 | 13.4 | 31.1 | 1619 | MgO |
118 | 1450 | 40.1 | 15.1 | 13.1 | 31.7 | 1555 | MgO |
119 | 1450 | 43.1 | 9.6 | 13.8 | 33.4 | 1425 | Melilite |
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Liao, J.; Qing, G.; Zhao, B. Phase Equilibria Studies in the CaO-MgO-Al2O3-SiO2 System with Al2O3/SiO2 Weight Ratio of 0.4. Metals 2023, 13, 224. https://doi.org/10.3390/met13020224
Liao J, Qing G, Zhao B. Phase Equilibria Studies in the CaO-MgO-Al2O3-SiO2 System with Al2O3/SiO2 Weight Ratio of 0.4. Metals. 2023; 13(2):224. https://doi.org/10.3390/met13020224
Chicago/Turabian StyleLiao, Jinfa, Gele Qing, and Baojun Zhao. 2023. "Phase Equilibria Studies in the CaO-MgO-Al2O3-SiO2 System with Al2O3/SiO2 Weight Ratio of 0.4" Metals 13, no. 2: 224. https://doi.org/10.3390/met13020224