Description
[Available on request.]
WISA-Birch Premium is the perfect choice when a beautiful, light visual look is desired without compromising good strength properties. It is made out of environmentally-certified Nordic Birch and it meets the E1 formaldehyde emission requirements.
Properties
- Stylish and sustainable
- Strong and light
- Naturally beautiful
- Wide size and thickness range available with strict tolerances
- PEFC certified
- Meets E1 formaldehyde emission requirements (EN 120:1992)
End-uses
- Furniture
- Interior linings
- Shop fittings
Bonding
Phenolic resin cross-bonded weather resistant glueing according to EN 314-2 class 3
exterior. Urea Formaldehyde resin cross-bonded interior glueing according to EN 314-2 class 1
interior.
Surface
Face veneer qualities I (B) and II (S) comply with the Standard EN 635 (Plywood – Classification by surface apperance).
Panel sizes
Standard panel sizes:
1220 x 1220/2440/2500/3050 mm
1250 x 1250/2400/2500/3000 mm
1500 x 1500/2400/2500/3000 mm
1525 x 1525/2440/2500/3050 mm
Other dimensions on request.
Size tolerances for standard and cut-to-sizes panels ±1 mm.
Thicknesses and weights
Thicknesses and tolerances fulfils the requirements of EN 315 (Plywood – Tolerances for dimensions) and are in part stricter. Other thicknesses on request.
| Nominal thickness (mm) | Number of plies | Min. thickness (mm) | Max. thickness (mm) | Weight (kg/m2) abt |
| 6.5 | 5 | 6.1 | 6.9 | 4.4 |
| 9 | 7 | 8.8 | 9.5 | 6.1 |
| 12 | 9 | 11.5 | 12.5 | 8.2 |
| 15 | 11 | 14.3 | 15.3 | 10.2 |
| 18 | 13 | 17.1 | 18.1 | 12.2 |
| 21 | 15 | 20.0 | 20.9 | 14.3 |
| 24 | 17 | 22.9 | 23.7 | 16.3 |
| 27 | 19 | 25.2 | 26.8 | 18.4 |
Sizes and thicknesses relating to moisture content 8–12 %.
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