Table 2 Calculated activity coefficients of Al-Mg alloy components using NRTL model at 973 ~ 1373 K.
From: Innovative vacuum distillation technology for preparing refined Al from Al–Mg alloy
xAl | xMg | 973 K | 1073 K | 1173 K | 1273 K | 1373 K | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
γAl | γMg | γAl | γMg | γAl | γMg | γAl | γMg | γAl | γMg | ||
0.0 | 1.0 | 0.763 | 1.000 | 0.761 | 1.000 | 0.771 | 1.000 | 0.789 | 1.000 | 0.814 | 1.000 |
0.1 | 0.9 | 0.790 | 0.998 | 0.790 | 0.998 | 0.806 | 0.998 | 0.834 | 0.998 | 0.872 | 0.999 |
0.2 | 0.8 | 0.812 | 0.992 | 0.820 | 0.992 | 0.842 | 0.992 | 0.877 | 0.993 | 0.924 | 0.995 |
0.3 | 0.7 | 0.848 | 0.980 | 0.850 | 0.981 | 0.875 | 0.982 | 0.916 | 0.985 | 0.968 | 0.989 |
0.4 | 0.6 | 0.877 | 0.963 | 0.881 | 0.963 | 0.907 | 0.967 | 0.949 | 0.974 | 1.000 | 0.982 |
0.5 | 0.5 | 0.906 | 0.937 | 0.910 | 0.938 | 0.935 | 0.946 | 0.974 | 0.959 | 1.020 | 0.975 |
0.6 | 0.4 | 0.934 | 0.903 | 0.937 | 0.905 | 0.959 | 0.918 | 0.991 | 0.939 | 1.026 | 0.967 |
0.7 | 0.3 | 0.959 | 0.860 | 0.962 | 0.861 | 0.978 | 0.881 | 1.000 | 0.913 | 1.025 | 0.955 |
0.8 | 0.2 | 0.980 | 0.805 | 0.982 | 0.807 | 0.991 | 0.832 | 1.003 | 0.875 | 1.016 | 0.933 |
0.9 | 0.1 | 0.995 | 0.739 | 0.995 | 0.740 | 0.998 | 0.766 | 1.002 | 0.816 | 1.005 | 0.890 |
1.0 | 0.0 | 1.000 | 0.662 | 1.000 | 0.658 | 1.000 | 0.675 | 1.000 | 0.719 | 1.000 | 0.801 |
