| Wear depth, w (mm) against the cement proportion, c (%) for curing age 28 days |
||
|
|
Equation of curve of best fit |
Correlation coefficient, R2 |
| 100 rev - 28 days |
w = 0.008c2 − 0.4078c + 12.122 |
0.896 |
| 200 rev - 28 days |
w = 0.0168c2 − 0.8367c + 17.534 |
0.8012 |
| 300 rev - 28 days |
w = −0.0075c2 − 0.0362c + 17.684 |
0.9959 |
| 400 rev - 28 days |
w = −0.0171c2 + 0.2792c + 15.932 |
0.9508 |
| 500 rev - 28 days |
w = 0.0091c2 − 0.6854c + 26.102 |
0.9406 |
| Wear depth, w (mm) against the cement proportion, c (%) for curing age 42 days |
||
|
|
Equation of curve of best fit |
Correlation coefficient, R2 |
| 100 rev - 42 days |
w = 0.0119c2 − 0.4727c + 9.0467 |
0.948 |
| 200 rev - 42 days |
w = −0.0108c2 + 0.093c + 7.8543 |
0.9631 |
| 300 rev - 42 days |
w = 0.0247c2 − 1.1029c + 21.8 |
0.979 |
| 400 rev - 42 days |
w = 0.0187c2 − 0.8817c + 21.017 |
0.9859 |
| 500 rev - 42 days |
w = 0.0315c2 − 1.3724c + 26.076 |
0.9893 |
| Wear depth, w (mm) against the cement proportion, c (%) for curing age 56 days |
||
|
|
Equation of curve of best fit |
Correlation coefficient, R2 |
| 100 rev - 56 days |
w = −0.0077c2 + 0.1864c + 2.4261 |
0.9983 |
| 200 rev - 56 days |
w = −0.0082c2 + 0.1546c + 3.9546 |
0.8925 |
| 300 rev - 56 days |
w = 0.0145c2 − 0.7968c + 15.197 |
0.9193 |
| 400 rev - 56 days |
w = 0.001c2 − 0.3313c + 12.737 |
0.9449 |
| 500 rev - 56 days |
w = 0.0084c2 − 0.5814c + 15.412 |
0.9368 |
| Wear depth, w (mm) against the cement proportion, c (%) for curing age 70 days |
||
|
|
Equation of curve of best fit |
Correlation coefficient, R2 |
| 100 rev - 70 days |
w = −0.0003c2 − 0.0195c + 1.1983 |
0.995 |
| 200 rev - 70 days |
w = 0.0023c2 − 0.1965c + 4.2876 |
0.9779 |
| 300 rev - 70 days |
w = 0.0021c2 − 0.1811c + 4.1828 |
0.9329 |
| 400 rev - 70 days |
w = 0.0034c2 − 0.2344c + 4.8848 |
0.9041 |
| 500 rev - 70 days |
w = 0.0041c2 − 0.2775c + 5.5872 |
0.8675 |