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 Cutting Resistance Distribution Overview Drying Defects Ease of Drying Environmental Profile Family Name Gluing Grain Heartwood Color Luster Nailing Natural Durability Numerical Data Odor Painting 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 Daniella oliveri Trade Name Daniellia Family Name Leguminosae Common Names Daniellia, Ila evin, Pau incenso, Sandan, Sanya Regions of Distribution Africa Countries of Distribution  [VIEW MAP] Gabon, Nigeria, Senegal, Sudan, Uganda, Zaire Common Uses Balusters, Building construction, Building materials, Construction, Core Stock, Decorative plywood, Decorative veneer, Domestic flooring, Excelsior, Factory flooring, Figured veneer, Flooring, Interior construction, Interior trim, Joinery, Light construction, Millwork, Moldings, Parquet flooring, Particleboard, Plain veneer, Plywood, Stairworks, Stringers, Structural plywood, Sub-flooring, Trimming, Turnery, Utility plywood, Veneer, Wainscotting Environmental Profile Status has not been officially assessed Distribution Overview Grows in the moister savannah forests from Senegal to Sudan, Uganda and Zaire in West Africa. It is especially abundant in the moist savannah regions in Nigeria. Heartwood Color Brown Red Purple Black Reddish brown Greenish to greyish Sapwood Color White Yellow Red Pink White to yellow Pink/Red Grain Figure Interlocked Interlocked Texture Medium Fine Coarse Coarse Luster Medium High Lustrous Natural Durability Susceptible to insect attack Durable Resistant to termites Moderately durable Very durable Non-resistant to powder post beetles Non-resistant to termites Resistant to marine borers Susceptible to attack by marine borers and termites The timber has high resistance to the adverse effects of the weather, and is suitable for exterior applications such as shingles and siding. Odor Has a pleasant odor Drying Defects Splitting Checking Ease of Drying Fairly Easy Easy Tree Size Tree height is 30-40 m Bole length is 10-20 m Trunk diameter is 150-200 cm Trunk diameter is 100-150 cm Bole length is 0-10 m Tree height is 20-30 m Boles are often twisted, and is sometimes clear of brainches to a fair height Comments Splitting The wood has a tendency to split during nailing and screwing Cutting Resistance Easy to saw Fairly Difficult to Very Difficult to saw Moderate to saw Easy to saw Gluing Fairly Easy to Very Easy Glues well Nailing Fairly Easy to Very Easy Tends to split during nailing Planing Fairly Easy to Very Easy Very Good to Excellent Results Fair to Good Results Machined surfaces are fairly smooth Generally easy to use hand tools Easy to use machine tools Resistance to Impregnation Sapwood is permeable Heartwood is resistant Response to Hand Tools Fairly Difficult to Difficult to Work Easy to Work Screwing Tendency to split on screwing Turning Good results Painting Poor to Very Poor Results Polishing Good results Varnishing Poor to Very Poor Results Fairly Difficult to Very Difficult Numerical Data Item Green Dry English Bending Strength 10910 psi Maximum Crushing Strength 4946 psi Stiffness 951 1000 psi Specific Gravity 0.49 Item Green Dry Metric Bending Strength 767 kg/cm2 Maximum Crushing Strength 347 kg/cm2 Stiffness 66 1000 kg/cm2 References Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building Research Keay, R.W.J. 1989. Trees of Nigeria. Revised Version of Nigerian Trees. Clarendon Press, Oxford.