WISA-Form Maxi Birch

WISA-Form Maxi Birch

WISA-Form Maxi Birch is the perfect choice when producing large seamless concrete surfaces. The product combines the key features of WISA-Form Birch with the extensive maxi size range making the panel a natural choice when designing special projects. A maxi sized panel can also be a time saving factor both in frame system manufacturing and in special custom build forms.

Properties

  • Excellent strength/weight ratio
  • Sound face for smooth surface
  • Good striking properties
  • Wide size range up to 12300 x 2700 mm
  • Possibility to customise according to your needs

End-uses

  • Vertical formwork
  • Special formwork
  • Frame formwork systems

 
Bonding

Weather resistant gluing according to EN 314-2/class 3.

Surface and edges

WISA-Form Maxi Birch has a coating weight for both sides is approx. 220 g/m2.
WISA-Form Super Maxi Birch has a coating weight for face 540 g/m2 and
reverse side 220 g/m2.
Face and reverse: Dark brown phenolic film.
Edge protection: Water resistant paint.
Only the top side can be used for concrete shuttering.

Panel sizes

Maxi panel sizes are 2000 –12400 x 2000 – 2700 mm

Thickness and weight

​Nominal thickness (mm) ​Number of plies ​Thickness (mm) ​Weight (kg/m2)
(MC 10%)
    min - max  
​9 ​7 ​8.3 - ​9.1 ​6
​12 ​9 ​11.0 - 12.0 ​8
​15 ​11 ​13.8 - 14.8 ​10
​18 ​13 ​16.6 - 17.6 ​12
​21 ​15 ​19.5 - 20.5 ​14
​24 ​17 ​22.3 - 23.3 ​16
 

Moisture content: 10 ±2 %