| NO. | Basalt fiber dosage (kg/m3) |
Initial-crack impact cycle number Nc |
Relative increase /% |
Fracture impact cycle number Nf |
Impact energy W /N·m |
Relative increase /% |
Ductility Index λ |
Relative increase /% |
|---|---|---|---|---|---|---|---|---|
| H0 | 0 | 68 | 0 | 74 | 1491 | 0 | 0.09 | 0 |
| H1 | 0.5 | 114 | 68 | 145 | 2922 | 96 | 0.27 | 200 |
| H2 | 1 | 135 | 99 | 183 | 3688 | 147 | 0.36 | 300 |
| H3 | 1.5 | 151 | 122 | 213 | 4293 | 188 | 0.41 | 356 |
| H4 | 2 | 183 | 169 | 265 | 5341 | 258 | 0.45 | 400 |
| H5 | 2.5 | 180 | 165 | 259 | 5220 | 250 | 0.44 | 389 |