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Blunting Effect Boring Carving Certified Source Comments Common Names Common Uses Countries of Distribution Cutting Resistance Drying Defects Ease of Drying Environmental Profile Family Name Gluing Grain Heartwood Color Kiln Drying Rate Kiln Schedules Luster Mortising Moulding Movement in Service Nailing Natural Durability Numerical Data Painting Planing Polishing References Regions of Distribution Resistance to Impregnation Resistance to Splitting Response to Hand Tools Routing & Recessing Sanding Sapwood Color Scientific Name Screwing Staining Steam Bending Strength Properties Texture Toxicity Trade Name Tree Identification Tree Size Turning Varnishing Veneering Qualities Weathering		Scientific Name Ceratopetalum apetalum Trade Name Ceratopetalum Family Name Cunoniaceae Common Names Ceratopetalum, Coachwood, Leather jacket, Rose mahogany, Satinwood, Scented satinwood Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Australia Common Uses Agricultural implements, Boat building (general), Broom handles, Cabinetmaking, Chairs, Flooring, Flooring: industrial heavy traffic, Furniture, Handles: general, Joinery, Millwork, Moldings, Paneling, Plywood corestock, Plywood, Plywood: veneer (marine), Sporting Goods, Textile equipment, Turnery, Vehicle parts, Veneer, Veneer: decorative Environmental Profile Endangered Abundant/Secure Vulnerable Heartwood Color Brown Yellow Orange Green/grey Black Red Pale red to pink Pale brown Brown Reddish brown Dark brown Sapwood Color White Yellow Brown Red Green/Grey Paler than heartwood Grain Straight Figure Distinct (figure) Even Straight Distinct figure Texture Coarse Medium Uniform Even or uniform Fine Luster Medium High Low Slightly lustrous Natural Durability Very durable Resistant to termites Susceptible to insect attack Non-resistant to powder post beetles Resistant to marine borers Durable Moderately durable Non-resistant to termites Resistant to powder post beetles Non durable Resistant to attack from powder post (Lyctid & Bostrychid) beetles Susceptible to attack from termites (Isoptera) Weathering Good Toxicity Some toxic effects Kiln Schedules Kiln Drying Rate (in days) is rapid Drying (speed) is fast Dry at a slow speed Drying Defects Splitting Distortion Checking Slight twist/warp Slight end splitting Slight collapse and honeycomb Slight surface checking No twisting or warping Moderate twist/warp Moderate end spitting Ease of Drying Fairly Easy Rapidly Slowly Reconditioning Treatement Easy Kiln Drying Rate Naturally dries quickly Naturally dries at a moderate speed Drying rate is fairly rapid to fast Rapid Rapid (<10 days for boards < 32 mm, to <30 days for boards >= 63 mm) Tree Identification Bole/stem form is straight Tree Size Bole length is 20-30 m Sapwood width is 5-10 cm Trunk diameter is 250-300 cm Tree height is 40-50 m Sapwood width is 0-5 cm Tree height is 50-60 m Trunk diameter is 200-250 cm Tree height is 30-40 m Sapwood width is 10-15 cm Trunk diameter is 100-150 cm Trunk diameter is 150-200 cm Tree height is 60-70 m Trunk diameter is 300-350 cm Bole length is 30-40 m Bole length is 10-20 m Tree height is 20-30 m Certified Source Certified Source Comments General finishing qualities are rated as satisfactory Blunting Effect High to severe Moderate Boring Fairly easy to very easy Fair to good results Carving Fair to Good Results Fairly Easy to Very Easy Cutting Resistance Easy to saw Fairly Difficult to Very Difficult to saw Gluing Fairly Easy to Very Easy Fair to Good Results Easy to glue Mortising Fairly Easy to Very Easy Fair to Good Results Very Good to Excellent Results Moderately easy to mortise Moulding Fairly Easy to Very Easy Fair to Good Results Moulding ease is moderate Movement in Service Excellent Stability - Small Movement Fair to Good Stability - Medium Movement Nailing Fairly Easy to Very Easy Fair to Good Results Fairly Difficult to Very Difficult Very Good to Excellent Results Holds nails well Planing Fair to Good Results Fairly Easy to Very Easy Fairly Difficult to Very Difficult Resistance to Impregnation Resistant heartwood Resistant sapwood Heartwood is permeable Resistance to Splitting Poor Response to Hand Tools Easy to Work Fairly Difficult to Difficult to Work Responds Readily Easy to machine Moderate difficulty Routing & Recessing Fairly Easy to Very Easy Fair to Good Results Sanding Fairly Easy to Very Easy Very Good to Excellent Results Fair to Good Results Screwing Fairly Easy to Very Easy Fair to Good Results Very Good to Excellent Results Easy to screw Screwing yields good results Turning Fairly Easy to Very Easy Fair to Good Results Easy to turn Veneering Qualities Suitable for slicing Suitable for peeling Veneers easily Veneers moderately easy Easy to cut No drying degrade. Dries flat without splitting Steam Bending Fair to Good Results Fairly Easy to Very Easy Poor Painting Surface Preparation Fair to Good Results Poor to Very Poor Results Polishing Fair to Good Results Very Good to Excellent Results Surface Preparation Good results Satisfactory results Staining Fair to Good Results Very Good to Excellent Results Surface Preparation Finish is generally satisfactory Varnishing Surface Preparation Fair to Good Results Poor to Very Poor Results Fairly Difficult to Very Difficult Strength Properties Density (dry weight) = 38-45 lbs/cu. ft. Modulus of Elasticity (stiffness) = mediun Crushing strength = medium Bending strength (MOR) = medium Hardness (side grain) = soft Shearing strength (parallel to grain) = medium Toughness (total work) = medium Toughness (total work) = low Shrinkage, Tangential = large Shrinkage, Radial = fairly large Shearing strength (parallel to grain) = low Modulus of Elasticity (stiffness) = low Max. crushing strength (stiffness) = very low Density (dry weight) = 46-52 lbs/cu. ft. Density (dry weight) = 31-37 lbs/cu. ft. Crushing strength = high Bending strength (MOR) = low Numerical Data Item Green Dry English Bending Strength 8777 13736 psi Density 40 lbs/ft3 Hardness 995 lbs Maximum Crushing Strength 4413 6988 psi Shearing Strength 1989 psi Stiffness 1614 1864 1000 psi Toughness 208 inch-lbs Work to Maximum Load 9 12 inch-lbs/in3 Weight 39 31 lbs/ft3 Radial Shrinkage 6 % Tangential Shrinkage 10 % Item Green Dry Metric Bending Strength 617 965 kg/cm2 Density 641 kg/m3 Hardness 451 kg Maximum Crushing Strength 310 491 kg/cm2 Shearing Strength 139 kg/cm2 Stiffness 113 131 1000 kg/cm2 Toughness 239 cm-kg Work to Maximum Load 0.63 0.84 cm-kg/cm3 Weight 624 496 kg/m3 Radial Shrinkage 6 % References Australia - N.S.W. Forestry Commission,1968,Working Properties of some Native and Imported Timbers,Forestry Commission of New South Wales, Technical Publication No.8 Australia - N.S.W. Forestry Commission,1988,Furniture Timbers of New South Wales,Forest Commission, N.S.W., Aust. Tech. Publication No.1 Boas, I.H.,1947,The Commercial Timbers of Australia - Their Properties and Uses,Council for Scientific and Industrial Research, Melbourne Bolza, E., Kloot, N.H.,1963,The Mechanical Properties of 174 Australian Timbers,C.S.I.R.O. Division of Forest Products Technological Paper,No.25 Brown, W.H.,1978,Timbers of the World, No. 8 Australasia,TRADA, Red Booklet Series Clifford, N.,1953,Commercial Hardwoods - Their Characteristics Identification and,Utilization,Sir Isaac Pitman & Sons Ltd. London Cox, H.A.,1939,A Handbook of Empire Timbers,Forest Products Research Laboratory, Princes Risborough Forestry Commission of New South Wales,1987,Timbers used in New South Wales for Domestic Buildings,Forestry Commission of New South Wales, Technical Publication No.6 Gay, F.J., Et al,1955,Standard laboratory colonies of termites for evaluating the resistance of,timber, timber preservatives and other materials to termite attack.,C.S.I.R.O., Australia Bulletin,No.277 I.U.F.R.O.,1973,Veneer Species of the World,Assembled at F.P.L. Madison on behalf of I.U.F.R.O. Working Party on,Slicing and Veneer Cutting Lavers, G.M.,1983,The Strength Properties of Timber (3rd ed. revised Moore G.L.,Forest Products Research Laboratory, Princes Risborough, Building Research,Establishment Report (formerly Bulletin No.50) Mawby, M.,Development of dynamic hardness measurement methods for wood,N.S.W. Forestry Commission, Div. Wood Technology Project TM14, Sub project,14-1, progress report No.2. Patterson, D.,1988,Commercial Timbers of the World, 5th Edition,Gower Technical Press Rendle, B.J.,1969,World Timbers (3 Vols.,Ernest Benn Ltd. London The Australian Timber Journal & Building Products, Merchandiser,1969,Timber Durability and Preservation,Supplement to Australian Timber Journal 35(4) Tech. Timb. Guide No.8