Ironbark (Eucalyptus nitens)
Family: Myrtaceae
Common names: Ironbark, Nitens gum, Shining gum
Distributed in: Australia (Oceania and S.E. Asia)
Distribution overview: Australia, including Tasmania.
Environment profile: Status has not been officially assessed
Tree size: Trunk diameter is 200-250 cm
Colors: the heart isWhitish, Yellowish tanThe grain isStraight, the textureUniform
Natural durability: Susceptible to insect attack, Very durable
Kiln Drying Rate: Naturally dries slowly
Drying Defects: Distortion, Splitting
Ease of Drying: Thick Stock Requires Care
Comments: Light Moderate Strength Tough
Blunting Effect: Moderate
Boring: Fairly difficult to very difficult
Carving: Poor to Very Poor Results
Cutting Resistance: Fairly Difficult to Very Difficult to saw
Gluing: Surface Preparation
Mortising: Fairly Difficult to Very Difficult
Moulding: Fairly Difficult to Very Difficult
Movement in Service: Fairly Difficult to Very Difficult
Nailing: Pre-Boring Recommended
Planing: Fairly Easy to Very Easy
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Torn grain is a common problem
Routing recessing: Fairly Difficult to Very Difficult
Sanding: Fairly Easy to Very Easy
Steam bending: Unsuitable
Screwing: Fairly Easy to Very Easy, Pre-boring recommended; Turning: Fairly Difficult to Very Difficult
Polishing: Very Good to Excellent;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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 |
 |
 |
Item |
Green |
Dry |
Metric |
Specific Gravity |
|
|
|
Density |
|
689 |
kg/m3 |
Bending Strength |
619 |
985 |
kg/cm2 |
Crushing Strength |
58 |
73 |
kg/cm2 |
Hardness |
|
582 |
kg |
Impact Strength |
|
|
cm |
Shearing Strength |
|
124 |
kg/cm2 |
Stiffness |
103 |
128 |
1000 kg/cm2 |
Tangential Shrinkage |
|
|
% |
Radial Shrinkage |
|
|
% |
Weight |
|
|
kg/m3 |
Maximum Load |
|
|
cm-kg/cm3 |
Toughness |
|
157 |
cm-kg |
Static Bending |
380 |
613 |
kg/cm2 |
|
 |  |  |  | Item | Green | Dry | English | Bending Strength | 8805 | 14014 | psi | Crushing Strength | 834 | 1049 | psi | Density | | 43 | lbs/ft3 | Hardness | | 1284 | lbs | Maximum Crushing Strength | 4439 | 8173 | psi | Shearing Strength | | 1769 | psi | Static Bending | 5410 | 8722 | psi | Stiffness | 1470 | 1823 | 1000 psi | Toughness | | 137 | inch-lbs | Specific Gravity | 0.49 | 0.59 | | |
Bolza, E., Kloot, N. H. 1963. The Mechanical Properties of 174 Australian Timbers. Technological Paper No. 25. Division of Forest Products, Center for Scientific and Industrial Organization (CSIRO, Melbourne, Australia.Hillis, W.E. and A.G. Brown, Editors. 1984. Eucalyptus for Wood Production. Commonwealth Scientific and Industrial Research Organization, Academic Press, Australia.
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