Elm
Ulmus sp.
Green density
Average value
673 kg/m³
Total degree of shrinkage
axial
0,3 %
radial
4,6 %
tangential
8,3 %
Differential swelling
radial
0,20 %%
tangential
0,23 %%
Other characteristics
Thermal conductivity
0,14 W/mK
Equilibrium of moisture
content (20°/37%)
content (20°/37%)
7,9 %
Equilibrium of moisture
content (20°/83%)
content (20°/83%)
16,1 %
Hardness
Brinell hardness HB,0
64 N/mm²
Brinell hardness HB,90
30 N/mm²
Elastic properties
Flexural modulus of elasticity
11000 N/mm²
Strength properties
Flexural strength
81 N/mm²
Tensile strength
80 N/mm²
Compression strength
51 N/mm²
Natural durability
Fungi
4, less durable
Anobium
S, susceptible
Treatability
Heartwood
2-3, moderately to less permeable
Sapwood
1, highly permeable
Characteristic values determined from wood samples with a moisture content of 12%.
Our local species of Elm (Ulmus sp.) often grow into strong, well-formed trees.
Elm wood is one of the rare kinds of wood which varies in colour, from light-brown to pinkish-red, reddish-brown to greyish-brown, depending on the subspecies.
Elm wood is one of the rare kinds of wood which varies in colour, from light-brown to pinkish-red, reddish-brown to greyish-brown, depending on the subspecies.
