Ghittoe (Halfordia scleroxyloa)
Family: Rutaceae
Common names: Ghittoe, Kerosene wood, Saffron heart, Saffronheart
Distributed in: Australia, Papua New Guinea (Oceania and S.E. Asia)
Common uses: Agricultural implements, Billiard-cue butts, Boat building (general), Fishing rods, Flooring, Heavy construction, Joinery, Mine timbers, Shade rollers
Tree size: Tree height is 10-20 m
Colors: the heart isYellow, Yellow to golden-yellow to orangeThe grain isStraight, the textureMedium
Natural durability: Resistant to attack from powder post (Lyctid & Bostrychid) beetles, Very durable
Drying Defects: Slight end splitting
Ease of Drying: Moderate
Tree Identification: Bole/stem form is not buttressed
Cutting Resistance: Cutting resistance with dry wood is variable
Gluing: Gluing is often difficult
Response to hand tools: Variable qualities
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
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Density |
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801 |
kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
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|
kg/cm2 |
Hardness |
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kg |
Impact Strength |
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cm |
Shearing Strength |
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|
kg/cm2 |
Stiffness |
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|
1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
5 |
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% |
Weight |
849 |
785 |
kg/m3 |
Maximum Load |
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cm-kg/cm3 |
Toughness |
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cm-kg |
Static Bending |
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kg/cm2 |
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 |  |  |  | Item | Green | Dry | English | Density | | 50 | lbs/ft3 | Weight | 53 | 49 | lbs/ft3 | Radial Shrinkage | 5 | | % | Tangential Shrinkage | 8 | | % | |
Shrinkage, Tangential = moderate Shrinkage, Tangential = large Shrinkage, Tangential = fairly large Shrinkage, Radial = moderate Shrinkage, Radial = large Shrinkage, Radial = fairly large Density (dry weight) = 67-75 lbs/cu.ft Density (dry weight) = 61-67 lbs/cu. ft
Boas, I.H.,1947,The Commercial Timbers of Australia - Their Properties and Uses,Council for Scientific and Industrial Research, MelbourneBolza, E.,1976,Timber and Health,Div. Building Res. C.S.I.R.O. AustraliaFrancis, W.D.,1951,Australian Rain-forest Trees,Commonwealth of Australia - Forestry and Timber BureauKeating, W.G., Bolza, E.,1982,Characteristics properties and uses of timbers. South East Asia, Northern,Australia and the Pacific,C.S.I.R.O. Div. Chemical Technology,Inkata Press,1
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