WISA-Spruce

WISA-Spruce is a high quality lightweight multipurpose panel. It is made of environmental certified Nordic Spruce and is an ideal panel for structural uses and load bearing applications like roofing, flooring, wall sheeting, packaging and joinery.

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Description

WISA-Spruce is a truly versatile plywood panel for numerous end uses. The panel is light in weight yet strong and rigid – therefore most suitable in structural uses and load bearing applications like roofing, flooring, wall sheeting, packaging and joinery. The wide size range with several thicknesses and sizes, the CNC machining possibilities in addition to three different surface qualities widen the usage potential beyond traditional end uses.Bonding
Weather resistant glueing according to EN 314-2/class 3 Exterior. WISA-Spruce and 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 and edges
Face veneer grades II and III according to standard EN 635-3.

Additional grade G (WISA-Spruce Special): solid surface with no open defects (improved grade II).
Panel size
Thin ply construction standard sizes: 1200/1220/1250/1500/1525 x 1200/2400/2440/2500/3050 mm

also long grained 2400/2440/2500 x 1200/1220/1250 available

Other sizes on special request.

Max panel size: 1525 x 3660 mm
Thick ply construction standard sizes:

Length from 2400 to 2500 mm

Length from 2700 mm

Width from 1200 to 1250 mm

Tongued and grooved 2400/2440 x 600/1200 mm

Additional information

Size

Wisa Spruce 1500×2790 40mm, Wisa Spruce 2440×1220 30mm

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Thicknesses and weights

Nominal thickness
(mm)
Number of plies Thickness (mm) Strength in bending fm II (N/mm2)*
Thick ply Thin ply Min Max Thick ply Thin ply
5 3 4.8 5.6 2.6
9 3 5 8.8 9.5 4.1 4.5
12 5 7 11.5 12.5 5.5 6.4
15 5 7 14.3 15.3 6.8 7.3
18 7 9 17.1 18.1 8.6 8.7
21 7 11 20.0 20.9 9.7 10.3
24 9 13 22.9 23.7 11.0 11.0
27 9 13 25.2 26.8 12.0 13.3
30 15 28.1 29.9 14.5

Other thicknesses (up to 50 mm) and constructions available on request.