Name | European oak |
Scientific name | Quercus petraea, Quercus robur |
Family | FAGACEAE |
Common names in other countries | Chêne (Fr), Eiche (Du), Oak (GB) |
General description | Oak grows in Europe and Asia Minor. The tree is about 45 meters high. The trunk is straight. |
Anatomic characteristics
Heartwood color | Light brown |
Sapwood color | Pale white |
Texture | Medium to fine |
Physical properties
Basic density | 730 kg/m3 |
Total radial shrinkage | 2,7% |
Total tangential shrinkage | 6,5% |
Total volumetric shrinkage | 9% |
Mechanical properties 12% M.C.
Static bending | 950 kg/cm2 |
Compression parallel to grain | 480 kg/cm2 |
Lateral hardness (Janka) | 6280 N |
Technical conditions for processing
Machining | Good |
Air drying | Moderate |
Natural durability | Durable |
Permeability | Moderate permeable |