WISA-Spruce Special is a smooth, strong, structural multipurpose plywood panel with a superior surface quality. The panel is light in weight yet strong and rigid, typically used in load bearing structures. The refined look and smooth surface makes it suitable for other uses as well including shop fittings, joinery, furniture and DIY use. The panel is ideal for projects demanding outstanding environmental performance and consistent high quality.
Bonding
Weather resistant glueing according to EN 314-2/class 3 Exterior. WISA-Spruce Special fulfills the requirements of EN 13986 E1 low formaldehyde emission class. On request deliveries according to TSCA Title VI / CARB Phase II.
Surface
Face: Grade G (solid surface with no open defects)
Reverse: Grade III (comply with standard EN 635-3)
Panel size
Standard sizes: Length from 2400 to 2500 mm
Length 2700 mm
Width from 1200 to 1250 mm
Tongued and grooved 2400/2440 x 600/1200 mm
Size tolerances < 1000 mm ยฑ1 mm
1000 – 2000 mm ยฑ2 mm
> 2000 mm ยฑ3 mm
Squareness tolerance ยฑ1 mm / 1000 mm
Thicknesses and weights
| Nominal thickness (mm) | โNumber of plies โ | โThickness (mm) โ | โWeight (kg/m2) abt โ |
|---|---|---|---|
| 9 | โ3 | โ8.8 – 9.5 | โ4.1 |
| 12 | โ5 | โ11.5 – 12.5 | โ5.7 |
| 15 | โ5 | โ14.3 – 15.3 | โ7.0 |
| 18 | โ7 | โ17.1 – 18.1 | โ8.1 |
| 21 | โ7 | โ20.0 – 20.9 | โ9.4 |
| 24 | โ9 | โ22.9 – 23.7 | โ10.7 |
| 27 | โ9 | โ25.2 – 26.8 | 12.1 |
| 30 | โ11 | โ28.1 – 29.9 | โ13.9 |
Sizes and thicknesses relating to moisture content 8 – 12 %.
Thicknesses and tolerances fulfil the EN 315 requirements.
