Botanical Name
Juglans nigra
Other Names
Black walnut
Origin
Central USA
Sapwood Colour
Creamy white
Heartwood Colour
Light brown to dark brown and dark streaks
Grain
Usually straight occasionally wavy or irregular
Texture
Uniform but coarse
Common Uses
Furniture, cabinetry, interior decoration, doors, flooring, panelling Density
kg/m3
641
Specific gravity
-
0.55
Hardness
N
4492
Bending Strength
N/mm2
105.2
Stiffness
N/mm2
11800
Radial shrinkage
%
4
Tangential shrinkage
%
7
Working Properties
Stability
xxx
Bending
xx
Machining
xxx
Screwing
xxx
Gluing
xxx
Painting
xxx
Sanding
xxx
Staining
xxxx
xxxx = excellent
xxx = good xx = fair
x = not good