Blackbutt
Blackbutt presents a Janka hardness rating of 9.1 kN, positioning it within the standard hardness range of Australian commercial flooring timbers.
Characteristics
| Janka Hardness | 9.1 kN |
| Colour | Pale straw to light brown |
| Tannin Content | High |
Primer Selection
Primer specification for commercial applications: Prime Intense (required). High tannin content necessitates the use of a tannin-blocking primer to maintain coating integrity and prevent substrate discolouration.
Recommended Finish
Recommended coating system: Clear waterborne to preserve pale colour. Consult the product technical data sheet for coverage rates and application conditions specific to this species.