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. Common Names Common Uses Countries of Distribution Cutting Resistance Distribution Overview Drying Defects Ease of Drying Environmental Profile Family Name Gluing Grain Heartwood Color Kiln Schedules Luster Mortising Moulding Nailing Natural Durability Numerical Data Odor Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Sanding Sapwood Color Scientific Name Texture Trade Name Tree Size		Scientific Name Flindersia pubescens Trade Name Northern silver ash Family Name Rutaceae Common Names Australian maple, Flindersia, New guinea silkwood, Northern silver ash, Queensland maple, Silkwood, Silkwood maple, Silver ash Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Australia, Papua New Guinea Common Uses Bedroom suites, Building materials, Cabinetmaking, Chairs, Chests, Decorative veneer, Desks, Dining-room furniture, Drawer sides, Drum sticks, Excelsior, Figured veneer, Fine furniture, Furniture , Gunstocks, Interior construction, Joinery, Kitchen cabinets, Living-room suites, Musical instruments , Office furniture, Organ pipes, Paneling , Piano keys, Pianos , Radio - stereo - TV cabinets, Rifle stock, Sounding boards, Veneer, Violin bows, Violin, Wainscotting, Wardrobes, Xylophones Environmental Profile Status has not been officially assessed Distribution Overview Queensland, Australia and into Papua New Guinea. Heartwood Color Yellow Red Brown Purple Orange Green/grey Sapwood Color Red Yellow Sapwood is considered narrow Grayish white Grain Closed Interlocked Wavy Wavy Interlocked The wood is described as figureless and rather plain in appearance. Texture Fine Medium He wood has a medium and uniform texture Luster Silky luster Natural Durability Susceptible to insect attack Perishable Non-durable Non-resistant to powder post beetles Non-resistant to termites Non-resistant to marine borers Moderately durable Very little natural resistance Odor Slightly scented Kiln Schedules T3-C2(4/4) US T3-C1-(8/4) US Drying Defects Slight twist/warp Expect slight collapse and honeycombing Ease of Drying Fairly Easy Radial - 3.5% Shrinkage fom green to 12% MC Tangential - 5.0 The material is reported to season satisfactorily. Tree Size Tree height is 30-40 m Bole length is 10-20 m Sapwood width is 5-10 cm Bole length is 20-30 m Trunk diameter is 100-150 cm Cutting Resistance Easy to saw Moderate to fairly difficult to saw Gluing Fairly Easy to Very Easy Good gluing properties Mortising Fairly Easy to Very Easy Moulding Fairly Easy to Very Easy Nailing Fairly Easy to Very Easy Good nailing properties Planing Fairly Easy to Very Easy Torn grain is common machining defect Planes well, to a good finish Good planing properties Fairly easy to plane Resistance to Impregnation Resistant heartwood Resistant sapwood Response to Hand Tools Easy to Work Sanding Contains alkaloids giving it good acid resistance Polishing Very Good to Excellent Results Fair to Good Results Responds well to peeling after proper softening Numerical Data Item Green Dry English Bending Strength 9898 14602 psi Crushing Strength 839 1235 psi Density 34 lbs/ft3 Hardness 1176 lbs Maximum Crushing Strength 4616 7928 psi Shearing Strength 1789 psi Static Bending 5723 8477 psi Stiffness 1499 1852 1000 psi Toughness 147 inch-lbs Specific Gravity 0.58 0.6 Item Green Dry Metric Bending Strength 695 1026 kg/cm2 Crushing Strength 58 86 kg/cm2 Density 544 kg/m3 Hardness 533 kg Maximum Crushing Strength 324 557 kg/cm2 Shearing Strength 125 kg/cm2 Static Bending 402 596 kg/cm2 Stiffness 105 130 1000 kg/cm2 Toughness 169 cm-kg References Bolza, E. and N.H. Kloot. 1963. The Mechanical Properties of 174 Australian Timbers. Division of Forest Products Technological Paper No. 25. Commonwealth Scientific and Industrial Research Organization, Melbourne, Australia. Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison. 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