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Walnut is a tough, hard timber of medium density, with moderate bending and crushing strength and low stiffness. It has good steam bending qualities. The sapwood of walnut is creamy white, while the heartwood is light brown to dark chocolate brown, occasionally with a purplish cast and darker streaks. Walnut can be supplied steamed to darken sapwood or left unsteamed. The wood is generally straight grained, but sometimes with wavy or curly grain that produces an attractive and decorative figure.
Working Properties
Walnut works easily with hand and machine tools, and nails, screws and glues well. It holds paint and stain very well and can be polished to an exceptional finish. It dries slowly, and care is needed to avoid kilning degrade. Walnut has good dimensional stability. Northwest Hardwoods’ state-of-the art dry kilns and drying technology help assure lumber that is straight and flat.
Physical Properties
Walnut is a tough hard timber of medium density, with moderate bending and crushing strength and low stiffness. It has a good steam bending properties.
Main Uses
Furniture, cabinetmaking, architectural interiors, high class joinery, doors, flooring, and paneling. A favored wood for using in contrast with lighter colored timbers.
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Walnut—Juglans Nigra
Walnut Grades
FAS
#1C
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