| Species: | |
| Walnut | |
| Botanical Name: | Dracontomelon |
| Local Name: | Walnut |
| Trade Name: | Walnut |
| Appearance: |
The prized heartwood of PNG Walnut is typically wavy grained with dark grey to black bands or fine streaks standing out from the paler coloured & lustrous background. The dark bands form irregular concentric circles in the log. The sapwood is pale yellow, up to 100mm wide & clearly defined from the heartwood. The grain may be straight or interlocked and is often wavey. It has a moderately coarse texture. It is non-siliceous and there is neither taste nor odour.
| Properties: | |
| Density: | 545 kiklograms per cubic metre at 12% moisture content |
| Strength Group: | (S5) unseasoned. (SD5) seasoned. |
| Stress Grade: | Visually graded to AS2082-2000. Structural grade 1 GOS F11 Structural grade 1 KD F17 |
| Shrinkage to 12% MC: | 2.0% Radial 4.2% Tangential |
| Durability: | Class 4. Internal use only. |
| Hardness: | Firm - rated 4 on scale 1 to 6 |
| Machines: | Well |
| Fixing: | Screws and nails well. | Glue: | Bonds well. | Finishing: | Polishes well. Capable of taking a very high finish. |
| USES: |
Furniture, internal panelling, joinery, timber flooring.