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. Comments Common Names Common Uses Countries of Distribution Distribution Overview Family Name Grain Heartwood Color Movement in Service Natural Durability Numerical Data Planing Plantation species? Polishing References Regions of Distribution Resistance to Impregnation Sanding Sapwood Color Scientific Name Strength Properties Trade Name Tree Size Turning Varnishing		Scientific Name Acacia auriculiformis Trade Name Acacia Family Name Leguminosae Common Names Acacia, Ear-pod wattle, Papuan wattle Plantation species? Yes Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Australia, India, Indonesia, Malaysia, Papua New Guinea, Thailand Common Uses Agricultural implements, Cabinetmaking, Charcoal, Fuelwood, Furniture, Joinery, Light construction, Poles, Pulp/Paper products, Toys Distribution Overview Native to the savannas of New Guinea, islands of the Torres Strait, and northern Australia, it has been widely introduced, e.g. in Fiji, India, Indonesia, Java, Malaysia, Niger, Nigeria, Philippines, Tanzania, Thailand, the Soloman Islands, Uganda, and Zanzibar. Heartwood Color Red Brown Pale brown Dark brown Sapwood Color White Red Yellow Paler than heartwood White to yellow Grain Even Closed Straight Wavy Wavy Straight Natural Durability Durable Moderately durable Resistant to termites Non-resistant to powder post beetles Non-resistant to marine borers Susceptible to insect attack Susceptible to marine borer attack Susceptible to attack from powder post (Lyctid & Bostrychid) beetles Moderately resistant to termite (Isoptera) attack Moderately durable Durable Tree Size Tree height is 10-20 m Comments General finishing qualities are rated as good Movement in Service Excellent Stability - Small Movement Stable Planing Fairly Easy to Very Easy Easy to plane Resistance to Impregnation Permeable heartwood Permeable sapwood Resistant sapwood Sapwood is moderately resistant Heartwood is permeable Sanding Very Good to Excellent Results Fair to Good Results Good sanding finish Turning Fairly Easy to Very Easy Very Good to Excellent Results Fair to Good Results Good results Easy to turn Polishing Very Good to Excellent Results Fair to Good Results Good results Varnishing Fair to Good Results Fairly Easy to Very Easy Satisfactory Strength Properties Shrinkage, Tangential = very small Shrinkage, Radial = very small Shearing strength (parallel to grain) = low Max. crushing strength = medium Bending strength (MOR) = low Shrinkage, Tangential = small Shrinkage, Radial = small Density (dry weight) = 38-45 lbs/cu. ft. Density (dry weight) = 31-37 lbs/cu. ft. Numerical Data Item Green Dry English Bending Strength 6111 9589 psi Density 36 lbs/ft3 Maximum Crushing Strength 3916 6397 psi Shearing Strength 1560 psi Stiffness 1358 1568 1000 psi Weight 35 29 lbs/ft3 Radial Shrinkage 2 % Tangential Shrinkage 5 % Item Green Dry Metric Bending Strength 429 674 kg/cm2 Density 576 kg/m3 Maximum Crushing Strength 275 449 kg/cm2 Shearing Strength 109 kg/cm2 Stiffness 95 110 1000 kg/cm2 Weight 560 464 kg/m3 Radial Shrinkage 2 % References Ananthanarayana, A.K., Kumar, P. and Sharma, S.N.,1986,Possibilities of utilization of some exotic species from plantations for,timber products,Van Vigyan Vol.24, Nos. 1 & 2, 21-24 Keating, 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 Yoji Kikata (ed.,1991,The promotion of Lesser-known Species and Plantation-grown species,Proceedings of the International Forest Products Workshop, 14 to 15,October, 1991, Nagoya University, Japan