Douglas Fir
Botanical Name
Pseudotsuga menziessi
Other Names
British Columbia pine, Oregon pine
Origin
Central and North America
Sapwood Colour
Pale white to yellow
Heartwood Colour
Yellow to golden-yellow to orange
Grain
Straight towards curly
Texture
Quite uniform but sometimes uneven
Common Uses
Agricultural implements, beams, boat building, boxes, construction, flooring, furniture, plywood, pulp/paper, veneers
Physical Properties at MC 12%
Density | kg/m3 | 528 |
Specific gravity | – | 0.47 |
Hardness | N | 2790 |
Bending Strength | N/mm2 | 86.0 |
Stiffness | N/mm2 | 13400 |
Radial shrinkage | % | 4 |
Tangential shrinkage | % | 7 |
Working Properties
Stability | xxx | Bending | xx |
Machining | xxx | Screwing | xxx |
Gluing | xxxx | Painting | xx |
Sanding | xxx | Staining | xx |
xxxx = excellent
xxx = good
xx = fair
x = not good