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Clicking any heading in the main data area (at right) will scroll the page back to this top position. Use the following links to jump to the associated section in the main data. Blunting Effect Boring Comments Common Names Countries of Distribution Cutting Resistance Distribution Overview Drying Defects Ease of Drying Environmental Profile Family Name Gluing Grain Heartwood Color Kiln Drying Rate Nailing Natural Durability Numerical Data Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Sapwood Color Scientific Name Screwing Texture Trade Name Tree Size Turning Varnishing Scientific Name Eucalyptus maideni Trade Name Ironbark Family Name Myrtaceae Common Names Ironbark, Maidens gum Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Australia Environmental Profile Status has not been officially assessed Distribution Overview Australia Heartwood Color Brown Red Green/grey Purple Black Brown Pale yellow Sapwood Color White Red Brown Green/Grey Yellow Grain Interlocked Interlocked Texture Fine Medium Natural Durability Very durable Susceptible to insect attack Durable Resistant to powder post beetles Resistant to termites Non-resistant to termites Moderately durable Moderately resistant to decay Drying Defects Checking Severe collapse and honeycomb Can be recovered satisfactorily with a reconditioning treatment Ease of Drying Slowly Difficult Backsawn is nearly impossible to dry without degrade Quatersawn stock requires carefully controlled conditions Kiln Drying Rate Naturally dries slowly Tree Size Trunk diameter is 100-150 cm Tree height is 20-30 m Tree height is 30-40 m Tree height is 40-50 m Tree height is 10-20 m Tree height is 50-60 m Comments Hard and strong Blunting Effect High to severe Boring Fairly difficult to very difficult Cutting Resistance Fairly Difficult to Very Difficult to saw Gluing Fairly Easy to Very Easy Nailing Pre-Boring Recommended Fairly Difficult to Very Difficult Planing Fairly Difficult to Very Difficult Fair to Good Results Very Good to Excellent Results Resistance to Impregnation Resistant heartwood Permeable sapwood Resistant sapwood Response to Hand Tools Fairly Difficult to Difficult to Work Screwing Fairly Difficult to Very Difficult Turning Very Good to Excellent Results Fair to Good Results Polishing Fair to Good Results Very Good to Excellent Results Varnishing Very Good to Excellent Results Fair to Good Results Fairly Easy to Very Easy Numerical Data Item Green Dry English Bending Strength 11760 20874 psi Crushing Strength 1054 2102 psi Density 62 lbs/ft3 Hardness 2470 lbs Maximum Crushing Strength 6135 11956 psi Shearing Strength 2524 psi Static Bending 6860 13426 psi Stiffness 2048 2685 1000 psi Toughness 218 inch-lbs Specific Gravity 0.67 0.82 Item Green Dry Metric Bending Strength 826 1467 kg/cm2 Crushing Strength 74 147 kg/cm2 Density 993 kg/m3 Hardness 1120 kg Maximum Crushing Strength 431 840 kg/cm2 Shearing Strength 177 kg/cm2 Static Bending 482 943 kg/cm2 Stiffness 143 188 1000 kg/cm2 Toughness 251 cm-kg References 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.