|
Origin: America
Family – Fagaceae
Scientific name
Quercus rubra L.
Trade and local names
Carvalho americano (Port.); American red oak (Ing.); Chêne rouge (Fr.); Carvalho vermelho; Northen red oak.
Physical properties
|
Density at 12%
(kg/m³) |
750 |
Heavy |
|
Tangential
Radial
Shrinkage (%) |
11.0
4.4 |
High
Medium |
Mechanical properties
|
Static bending
Breaking strength
(N/mm²) |
99 |
Medium |
|
Axial compression
Breaking strength
(N/mm²) |
47 |
Medium |
|
Tensile strength
Breaking strength
(N/mm²) |
4.5 |
Low |
|
Hardness (kN) |
5.7 |
Medium |
Durability
Moderately durable. Susceptible to insect attack – woodworm.
Technological properties
• Workability: although hard it is easy to cut. Easy in all forms and to all machines.
• Seasoning: slow and difficult; tendency to split and warp.
• Finish: easy to prepare and excellent finish qualities; excellent smooth finish when sanded, polished and painted.
• Gluing: satisfactory gluing qualities.
Main uses
• Flooring
|
Floor traffic |
|
Light(residential) |
Normal
(public buildings) |
Heavy
(sports facilities) |
|
x |
x |
x |
• Construction: structures and woodwork (interior and outdoors).
• Furniture: structural components; rustic.
• Other: coffins and caskets; railroad slabs; shipbuilding.
|