Wisa-Birch

WISA-Birch is a multipurpose high-quality birch plywood combining various applications where excellent strength is essential.

Advantages

  • High mechanical resistance
  • Strong and light
  • Smooth and homogeneous surface
  • Ease ofhandling
  • Various applications and purposes
  • Durability

Applications

Carpintaria

Carpentry and Interior Design

Contrução e Estruturas em Madeira

Construction and Wood Structures

Packaging

Vehicle Industry

Standard Dimensions

  • 1250 x 2500 mm
  • 1525 / 1530 x 2500 / 3050 / 3600 mm
  • Maxi Panels up to 12500 x 2750 mm
  • Other dimensions upon request

Standard Thicknesses

  • 4; 6,5; 9; 12; 15; 18; 21; 24; 27; 30; 35; 40; 50 mm

Dimensional Tolerances

  • 1000 mm +/- 1 mm
  • 1000 - 2000 +/- 2 mm
  • 2000 - 6000 +/- 3 mm
  • >6000 mm +/- 5 mm

Squareness

  • +/- 1 mm / 1000 mm

Core

  • 100% Birch

Bonding

  • Phenolic C3, according to standard EN 314-2

Faces

  • Birch

Machining

  • Possible, upon request.

Faces Quality

  • B – Recommended for varnishing surfaces. Some small knots up to 6 mm diameter are allowed as well as a slight color variation. The color of the sheets on the same side must match.
  • S – Recommended for painting surfaces. Some solid knots up to 20mm in diameter and others up to 10mm are allowed. Discoloration and a limited number of stains are allowed.
  • BB – The quality that is most used in structures. Minor surface defects are repaired with birch sheet insertions and synthetic products. Solid knots up to 25mm diameter and others up to 6mm in diameter are allowed. Open joins and color variations are allowed.
  • WG – Suitable for purposes where no flawless appearance is required. Cracks and knots holes, joints, color variations and manufacturing effect are allowed.

ADDITIONAL INFORMATION

Changes in humidity may cause changes in the panels. In order to avoid such changes, it is necessary to leave expansion gaps between panels during installation.
Wood is a natural material, meaning that a simple sample or photo does not represent the panels generality.
Any claim is limited to the value corresponding to the defective panels only.
The factory reserves the right to change product specifications without prior notice.  

TECHNICAL SHEETS

STOCK

Standard Dimensions

  • 1000 mm +/- 1 mm
  • 1000 - 2000 +/- 2 mm
  • 2000 - 6000 +/- 3 mm
  • 6000 mm +/- 5 mm