Black Walnut |
PHOTO |
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| DESCRIPTION |
Black Walnut heartwood is rich dark brown to purplish-black and is usually straight grained. Wavy or curly grain is sometimes present. Texture is coarse.
Weight averages about 40lbs per cu. ft.
Typical Width = 4" to 10"
Typical Length = 5' to 16'
Note: long, wide boards are hard to find clear. |
COUNTRY OF
ORIGIN |
Noth America |
| BOTANICAL NAME |
Juglans Nigra |
| OTHER NAMES |
American Walnut, Virginia Walnut, Canaletto, Black Hickory Nut |
| MECHANICAL PROPERTIES |
This medium density wood is tough and hard. It has moderate bending and crushing strengths. Stiffness is low. It has good steam bending characteristics. |
| WORKING PROPERTIES |
Black Walnut can be worked with hand or power tools without difficulty. Moderate blunting effect on cutters. Takes nails and screws well. Glues satisfactorily. Finishes to a high polish. |
| DURABILITY |
Very durable. Sapwood is susceptible to attack by powder post beetle. Heartwood is resistant to preservative treatment and biodegradation. |
| SEASONING |
Dries slowly with tendency to honeycomb. Requires care to avoid checking and degradation. Small movement. |
| USES |
The standard for gunstocks in the U.S. Extensively used in high-quality furniture, cabinetmaking, boatbuilding, musical instruments, clock cases, turning and carving. Sliced or cut for paneling, veneers. |
| COMMENTS |
Can be found in burls, crotches, burrs, etc. |
