Contents % | Tensile Strength (Mpa) | Modulus of Rigidity (Mpa) |
3 | 7.01 | 5.84 |
6 | 6.4 | 6.98 |
9 | 5.6 | 7.21 |
12 | 5.43 | 8.67 |
15 | 5.22 | 9.34 |
18 | 5.1 | 10.52 |
21 | 4.81 | 11.9 |