Materials | Kc (98N) (MPa.m1/2) | KIC (SEVNB) (MPa.m1/2) | sf (Room temp.)(MPa) | sf (high temp.) (MPa) |
MoSi2 | 3.0 ± 0.2 | 3.0 ± 0.2 | 450 ± 40 | ≥330 (1100˚C) |
MoSi2 + 15vol%ZrO2 | 4.7 ± 0.6 | 4.2 ± 0.2 | 325 ± 40 | 334 ± 14 (1200˚C) |
(Mo0.9Cr0.1)Si2 + 15vol%ZrO2 | 6.4 ± 0.4 | 4.7 ± 0.3 | 293 ± 25 | 200 ± 27 (1200˚C) |