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Birch

Description

General

Origin: Europe (Nordic coutries). Properties depend on the direction along with the fibres. Lower Heating Value 17.43 MJ.

Properties

Chemical properties

Minimum value Maximum value Unit Sources
%
%

Electrical properties

Minimum value Maximum value Unit Sources
kV/mm
%
V
Ohm.mm²/m

Manufacturing Properties

Minimum value Maximum value Unit Sources

Mechanical properties

Minimum value Maximum value Unit Sources
76 155 MPa Idemat 2003
38 100 MPa Idemat 2003
MPa
610 kg/m³ Idemat 2003
%
MPa
J/cm
MPa
35 270 MPa Idemat 2003
MPa
MPa
14500 16500 MPa Idemat 2003

Optical properties

Minimum value Maximum value Unit Sources

Thermal properties

Minimum value Maximum value Unit Sources
°C
°C
°C
J/kg.K
W/m.K
2 32 e-6/K Idemat 2003

Environment

1.31 mPt
0.59 Pt
131 mELU
1.99 MJ/MJ
36.1 MJ
2.54 kg
0.1 kg
Analysis for the production of rough sawn beams. Birch is imported from the Nordic countries. The average transport distance to the Netherlands is 1600km by ship and 250km by trailer. Birch is cultured.
Idemat 1998

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