WISA-Birch Premium

WISA-Birch-Premium

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
6.556.16.94.4
978.89.56.1
12911.512.58.2
151114.315.310.2
181317.118.112.2
211520.020.914.3
241722.923.716.3


Sizes and thicknesses relating to moisture content 8–12 %.