| Type | No. of tests | Density (kg/m3) | Bending strength MOR (MPa) | Bending stiffness MOE (MPa) |
| Small scalelab. specimen | 33 | 1235 | 6.2 (1.5) | 2693 (576) |
| Full scale specimen | 40 | 1461 (99) | 15.8 (2.1) | 8417 (1396) |