Nominal thickness of sheet, mm |
6.5 |
9 |
12 |
15 |
21 |
24 |
30 |
35 |
Minimum number of plies |
5 |
7 |
9 |
11 |
15 |
19 |
21 |
25 |
Tolerances, mm |
±0.4 |
±0,5 |
±0,5 |
±0,5 |
±0,5 |
±0,5 |
±1.5 |
±1.5 |
Nominal thickness of plywood, mm |
Shear strength in the glue layer, MPa |
Along the grain of face veneers |
Against the grain of face veneers |
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Ultimate static bending strength, avg MPa |
Static bending elasticity modulus, avg MPa |
Ultimate static bending strength, avg MPa |
Static bending elasticity modulus, avg MPa |
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6.5 |
≥1 |
≥80 |
≥7500 |
≥50 |
≥4000 |
9 |
≥1 |
≥80 |
≥7500 |
≥50 |
≥4000 |
12 |
≥1 |
≥75 |
≥7500 |
≥50 |
≥4000 |
15 |
≥1 |
≥70 |
≥7500 |
≥50 |
≥4000 |
21 |
≥1 |
≥65 |
≥7500 |
≥50 |
≥4000 |
24 |
≥1 |
≥61 |
≥7500 |
≥50 |
≥4000 |
30 |
≥1 |
≥58 |
≥7500 |
≥50 |
≥4000 |
35 |
≥1 |
≥56 |
≥7500 |
≥50 |
≥4000 |