SPRUCE
Picea abies, tree of Pinaceae family.
Main features:
Coniferous soft wood, often called whitewood, is one of the most commonly used.
It is white or white/yellow in colour with clear grains, with a medium texture and regular fibre.
Average volumic mass: 430 kg per m3.
Uses:
This easily processed wood is used to manufacture many products including furniture, furnishings, joinery, floors, and DIY products. Good results are achieved when it is coloured and varnished. |
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DIMENSIONS AND TECHNICAL FEATURES
Wood species:
:: Austrian or Scandinavian Spruce with knots.
Lamellas width:
:: from 40 to 60 mm.
Panel structure:
:: one-length and one-width lamellas.
Panel size:
:: from 3000 to 5000 x 1220 mm.
Thickness:
:: from 8 mm to 50 mm.
Moisture content:
:: about 10% ± 2 on the beginning, mechanically obtained.
Gluing
:: D/3 vinyl glue, without harmful substances, with a low environmental impact, compliance with European Norm in force (DIN EN 204).
Calibrate / Sand:
:: both sides, grain 100.
Thickness*
mm |
Grade
A |
Grade
AB |
Grade
B |
Grade
C** |
8 |
|
• |
|
• |
10 |
|
• |
|
• |
14 |
• |
|
• |
• |
18 |
• |
|
• |
• |
20 |
• |
|
• |
• |
24 |
• |
|
• |
|
27 |
• |
|
• |
|
32 |
• |
|
• |
|
40 |
• |
|
• |
|
*special thicknesses available on request: 12, 15, 22, 35, 38, 50 mm.
**according to stock availability.
CLASSIFICATIONS
(Classifications refer to the quality features of one panel face)
Grade A: sound material, tight knots, no discolourations, isolated traces of pith allowed, small resin pockets repaired with dowels, gluing without defects. Some natural knot dowels accepted and small fillings allowed.
Grade B: sound material, tight knots, pith and small resin pockets allowed, larger resins (40/50 mm) are dowelled, knot repairs with dowels accepted, small fillings allowed, gluing without defects.
Grade C: material without particular requisites, presence of knots without particular limits in diameter, no through holes, possible pink stains and/or blue stains.
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