Wood Properties

Colour                         - Pale Pink to brown straw
Grain                           - Usually straight, open and even. Occasionally coarse grained or
                                      fiddle backed. Growth rings are visible and usually conspicuous.
Moisture Content       - Seasoned to comply with the Australian Standard AS2796 with
                                       the average moisture content ranging between 10% -12%
Impact Resistance     - High 18-20 joules
Hardness (Janka)      - Medium – 4.9 – 5.7kN
(Seasoned)
Unit Shrinkage            - Measurable movement in service
(Kiln dried)                  - Low
                                       Radial: 0.23% & Tangential: 0.36% of board dimension per 1%
                                       of Moisture Content Change.
Stability High               - Quarter Sawn
Fire Indices                  - Refer Australian Standard AS1530 Part 3 and Building Code
                                        of Australia.
                                        Ignitability index: 14
                                        Spread of flame index: 8
                                        Heat evolved index: 7
                                        Smoke development index: 3
Flooring                        - AS/ISO 9239.1
Critical Radiant Heat Flux:      More than 2.2 kW/m2 and less than 4.5 kW/m2
Smoke Development Rate:    Less than 750%- min
Wall and Ceiling lining AS/NZS3837: 1998
Average extinction area:         Less than 250 m2/kg
Material Group No:                  3