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Alder

Botanical Name
Alnus glutinosa

Other Names
Grey Alder

Origin
Europe

Sapwood Colour
Not distinct from heartwood

Heartwood Colour

Light brown turning bright orange

Grain
Straight occasionally wavy

Texture
Fine

Common Uses
Boat building, carving, turning, furniture, internal joinery, musical instruments, venetian blinds, toys

Physical Properties at MC 12%

Density kg/m3 528
Specific gravity0.41
Hardness N2950
Bending StrengthN/mm273.2
StiffnessN/mm292800
Radial shrinkage %4
Tangential shrinkage %
8

Working Properties

StabilityxxxBendingxx
MachiningxxxScrewingxx
GluingxxxPaintingxxxx
SandingxxStaining xxxx

xxxx = excellent
xxx = good

xx = fair
x = not good