Official Journal of the Japan Wood Research Society
Table 4 Mechanical properties of plywood made of unmodified beech veneers impregnated with 50% melamine solution (± = standard deviation)
Sample | Direction | Compressive strength (N mm−2) | Tensile strength | Bending strength | ||
|---|---|---|---|---|---|---|
σMa (N mm−2) | MOE (kN mm−2) | MOR (N mm−2) | MOE (kN mm−2) | |||
Reference0 | Parallel | 38 ± 2 | 82 ± 7 | 9.3 ± 1.1 | 136 ± 12 | 12.1 ± 1.2 |
Perpendicular | 51 ± 2 | 94 ± 9 | 11.3 ± 1.6 | 60 ± 3 | 4 ± 0.4 | |
Reference | Parallel | 36 ± 2 | 59 ± 7 | 6.9 ± 0.5 | 114 ± 15 | 12.5 ± 0.2 |
Perpendicular | 46 ± 3 | 80 ± 9 | 9.1 ± 0.4 | 64 ± 3 | 4.5 ± 0.2 | |
Plasma | Parallel | 41 ± 2 | 51 ± 8 | 6.2 ± 0.6 | 128 ± 8 | 14.6 ± 0.9 |
Perpendicular | 53 ± 5 | 71 ± 12 | 9.7 ± 1 | 61 ± 4 | 4.8 ± 0.3 | |