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Member
National Wood
Flooring Association


CLEAR.GIF (807 bytes)

Sample is -by-3 inch
square-edge solid strip.
Top portion is finished
with water base urethane;
bottom with oil modified
polyurethane
.



Appearance
COLOR:
Heartwood is yellow-brown when freshly cut, turning dark brown to almost black with alternate layers of light and dark. Sapwood is yellowish-white and clearly demarcated from heartwood.
GRAIN: Straight when quartersawn; coarse texture.
VARIATIONS WITHIN SPECIES AND GRADES: Moderate variations in color.

Properties
HARDNESS (JANKA): 1630; 26% harder than Northern red oak.
DIMENSIONAL STABILITY: Excellent (change coefficient .00201; 46% more stable than red oak). However, actual installations have demonstrated significant movement in use.
DURABILITY: Average.


Workability
SAWING AND MACHINING:
Difficult due to rapid dulling of tools; carbide tooling recommended.
SANDING: Sands satisfactorily.
NAILING: Good holding ability.
FINISHING: Some solvent-based stains do not dry well.

COMMENTS:
Dermatological and respiratory allergic potential.

Cost
(relative to plainsawn select red oak)
MULTIPLIER: 5.50

Availability
Limited



Information Provided by The National Wood Flooring Association

For information on wood species not covered on our web site
give us a call at 973-471-7171 or stop by our showroom.