Sample | Rubber content (wt%) | Sand substitution by rubber | |||||
SR* | R* | ||||||
Fracture stress (MPa) | Strain** (%) | Maximum Fracture Stress (MPa) | Fracture stress (MPa) | Strain** (%) | Maximum Fracture Stress (MPa) | ||
M (0) | 0 | 6.10 | 0.256 | 12.24 | 2.02 | 0.0473 | 8.06 |
M (5) | 5 | 4.20 | 0.255 | 8.01 | 2.33 | 0.040 | 8.87 |
M (10) | 10 | 4.46 | 0.183 | 6.45 | 1.460 | 0.256 | 8.17 |
M (20) | 20 | 0.94 | 0.138 | 5.73 | 0.469 | 0.117 | 4.47 |