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Douglas-Fir |
Name
Douglas-Fir (Pseudotsuga menziesii)
Type
Softwood.
Other Names
Also known as Douglas spruce, coast Douglas-fir,
Douglas yew, blue Douglas-fir, Oregon pine, red fir, and
red spruce.
Sources
Grows in western United States and Canada; introduced
to UK, Australia, and New Zealand.
Appearance
Generally straight, sometimes wavy grained with a
medium to fairly coarse texture. Yellowish to orange-red
heartwood and whitish to reddish white sapwood.
Typically free of knots.
Physical Props
Quite variable in terms of color, weight, strength and
working properties but frequently of average weight with
moderate to high strength, moderate shock resistance,
and high stiffness. Somewhat brittle and susceptible to
splitting (poor for steam bending).
Working Props
Works fairly easily by machine but requires sharp hand
tools. Good turning properties. Glues, screws, and nails
satisfactorily. Stains and varnishes easily but takes paint
poorly.
Uses
Plywood, paneling, trim, cooperage, tanks, ship knees,
silos, studs, joists, laminated beams and arches, boxes,
crates, pallets, and flooring.
Comments
One of the most important woods in the world for
construction plywood.
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