Black Walnut
General Description
American 'black' Walnut is usually stocked in square edge 4" and wider, generally 4" - 7" boards on average within a standard FAS graded pack. Favoured because it is easy to work and gives a very attractive 'quality' appearance. Black walnut will have some knots, and sapwood. Kiln dried stocks of 26mm, 32mm, 38mm, 51mm, 63mm, 76mm with lengths generally 2m - 3 m.
Working Properties
- Easy to machine
- Good for nailing, screwing and gluing
- Takes paint and stain very well and can be polished to an exceptional finish
- Dries slowly, care needs to be taken to avoid kilning degrade
- Good stability
Physical Properties
- Hard timber with medium density
- Moderate bending and crushing properties
- Low stiffness
- Good steam bending properties
Durability
- Very durable, even under conditions favourable for decay
- Very resistant to heartwood decay
- Sapwood liable to attack by powder post beetles
Main Uses
- Light construction
- Furniture
- Cabinet making
- Architectural interiors
- High class joinery
- Doors
- Flooring
- Panelling