Table 1.
Test | Sample | Density (kg/m3) | Strength (MPa) | Elastic Modulus (MPa) |
---|---|---|---|---|
Compressive strength | Cube | 145 ± 14 | 1.2 ± 0.12 | 4.10 ± 0.67 |
Pull-out strength | Cube + one-side veneer | 0.34 ± 0.04 | NA | |
Cube + two-side of unwelded veneer | 0.36 ± 0.1 | NA | ||
Tensile strength | Cube + two-side of welded veneer | 30.6 ± 3.6 | NA | |
Flexural strength lightweight | Block | 140 ± 8 | 0.17 ± 0.04 | 1.31 ± 0.33 |
Block + low-density lattice | 0.19 ± 0.04 | 1.32 ± 0.29 | ||
Block + high-density lattice * | 0.16 ± 0.05 | 1.29 ± 0.16 | ||
Block + 2 layers of low-density lattice * | 0.13 ± 0.02 | 0.89 ± 0.24 | ||
Flexural strength dense | Board | 1180 ± 75 | 10.2 ± 1.73 | 2390.95 ± 444.91 |
Board + low-density lattice | 21.99 ± 2.01 | 6236.22 ± 322.2 | ||
Board + high-density lattice | 10.81 ± 3.18 | 3900.2 ± 1621.9 |
* Flexural failure was not observed for these samples; the failure mode was shear as explained in the text.