Table 9 The test results by different surface state
Number | Destruction mode (kN) | Fracture load (kN) | Average (kN) |
|---|---|---|---|
R0-1 | GF deformation (2.1) → GF pull out (4.7) | 4.7 | 4.33 |
R0-2 | GF deformation (2.3) → GF pull out (4.5) | 4.5 | |
R0-3 | GF deformation (2.0) → GF pull out (3.8) | 3.8 | |
R30-1 | GF deformation (2.0) → slurry cracking (7.5) → GF pull out (11.4) | 11.4 | 11.06 |
R30-2 | GF deformation (2.4) → slurry cracking (7.7) → GF pull out (10.6) | 10.6 | |
R30-3 | GF deformation (2.1) → slurry cracking (7.2) → GF pull out (11.2) | 11.2 | |
R100-1 | GF deformation (2.2) → GF pull out (7.3) | 7.3 | 7.53 |
R100-2 | GF deformation (2.0) → GF pull out (7.5) | 7.5 | |
R100-3 | GF deformation (2.4) → GF pull out (7.8) | 7.8 |