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Find out more about Grey Box
The botanical name for Grey Box is Eucalyptus woollsiani/Eucalyptus moluccana. It is commonly called Grey Box or Coastal Grey Box as it is grown in southern coastal Queensland. Grey Box is a hardwood species sourced from native forests.
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What does Grey Box look like?
Grey Box is a pale yellowish brown timber with an even lighter sapwood. Veins are rarely present in its fine, even texture and interlocked grain.
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What is Grey Box used for?
Common applications for Grey Box include:
- In-ground framing
- Decking
- Flooring - especially in high traffic areas due to its appearance
- Cladding
- Heavy construction (wharfs & bridges)
- Sleepers and poles
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Where can I purchase Grey Box?
Grey Box is mainly available in the areas in which it grows for flooring and construction purposes. Search for your local supplier via the Accredited Queensland Timber Merchant postcode search tool to check availability.
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Where can I find more information about the use and application of Grey Box?
For more detailed information than the Grey Box property table below, visit WoodSolutions or download 'Construction timbers in Queensland' which describes the properties of timbers used in the construction of Class 1 to Class 10 buildings (e.g. houses, carports, garages, greenhouses and sheds) in Queensland, as well as other purposes such as furniture, landscaping and outdoor structures (e.g. playgrounds, fences).
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What are the properties of Grey Box?
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Termite resistance
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Termite resistant
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Shrinkage
This is the measure of the percentage reduction from the unseasoned to 12% moisture content condition.
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8.2%
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Density
Mass divided by volume, expressed in kg/m3 when describing timber
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Very High Density
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Toughness
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High Toughness
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Bushfire resistance
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Not bushfire resistant
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Strength
The strength of Australian timber is described in terms of "stress grades". Stress Grading is a way of classifying timber, either visually or by mechanical means to indicate the basic properties to be used for structural design purposes. The stress grade is designated in a form such as "F17", which indicates the relative bending capacity of timber.
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F17 – F27
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