American Alder

Scientific name: Alnus rubra Bong

Other names: English: Red Alder, Alder, American Alder

Geographic origin: Canada and United States


Sapwood and Heartwood: from yellowish white to yellowish brown
Fiber: Straight
Grain: Thin

American Alder


 Interior fine furniture. Carved and turned furniture
 Interior carpentry for panelling: friezes, molding, baseboad
 Polywood boards

Capacity of being impregnated

Capable of being impregnated to medium capacity of being impregnated


Sawing process: Easy and with no difficulties
Drying process: Easy and Fast, with nearly no defects.
Planing process: Easy
Gluing process: Easy
Nailing and screwing process: Easy
Finish: Easy

Physical properties

Apparent density at 12% humidity 0.45 kg/m3 light wood
Dimensional stability
- Volumetric contraction coefficient 0.41% stable wood
- Relation between contractions 1.66% no tendency to deformity
Hardness (Chaláis-Meudon) 1.8 Softwood

American Alder

Mechanical properties

Resistance to static flexion 680 kg/cm2
Elasticity module 95,000 kg/cm2
Resistance to compression 401 kg/cm2

American Alder