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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 Carving Comments Common Names Common Uses Countries of Distribution Cutting Resistance Drying Defects Ease of Drying Family Name Grain Heartwood Color Kiln Schedules Luster Mortising Moulding Movement in Service Nailing Natural Durability Numerical Data Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Routing & Recessing Sanding Sapwood Color Scientific Name Screwing Strength Properties Texture Trade Name Tree Identification Tree Size Turning Scientific Name Piptadenia rigida Trade Name Anchico colorado Family Name Mimosaceae Common Names Anchico colorado, Angico, Angico amarelo, Angico do banhado, Angico preto rajado, Angico rojo, Angico rosa, Angico roxo, Angico verdadeiro, Angico vermelho, Angico vermellio, Cobi, Curupayra, Cutuba, Espinho roxo, Hediondo, Parica branca, Parica da terra firme, Parica rana, Paricachi, Pau secante, Queenwood, Red angico, Timbauba, Timbo da matta, Timbo rana Regions of Distribution Latin America, Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Argentina, Brazil, Colombia, Papua New Guinea Common Uses Boat building (general), Boat building: framing, Cabinetmaking, Flooring, Fuelwood, Furniture, Handles: general, Heavy construction, Joinery, Ladders, Light construction, Mine timbers, Plywood, Posts, Railroad ties, Sporting Goods, Structural work, Tool handles, Turnery, Vehicle parts Heartwood Color Brown Purple Red Reddish brown Sapwood Color White Yellow Pinkish White to yellow Grain Figure Even Interlocked Straight Other (figure) Straight Other figure Interlocked Texture Fine Even or uniform Uniform Medium Fine to medium Medium coarse to coarse Fine Luster Lustrous Natural Durability Durable Moderately durable Susceptible to insect attack Resistant to powder post beetles Durable Susceptible to attack from powder post (Lyctid & Bostrychid) beetles Kiln Schedules Dry at a slow speed Drying Defects Checking Collapse Distortion Ease of Drying Moderately Difficult to Difficult Easy Tree Identification Bole/stem form is buttressed Bole/stem form is straight Tree Size Bole length is 10-20 m Tree height is 30-40 m Tree height is 40-50 m Trunk diameter is 100-150 cm Comments General finishing qualities are rated as good Blunting Effect Little Boring Fair to good results Fairly easy to very easy Carving Fair to Good Results Fairly Easy to Very Easy Cutting Resistance Easy to saw Cutting Resistance with green wood is moderate Cutting Resistance with dry wood is moderate Mortising Fair to Good Results Fairly Easy to Very Easy Moulding Fair to Good Results Fairly Easy to Very Easy Movement in Service Fair to Good Stability - Medium Movement Nailing Pre-Boring Recommended Fair to Good Results Difficult to nail Possible if prebored Planing Fair to Good Results Fairly Easy to Very Easy Difficult to plane Resistance to Impregnation Resistant heartwood Resistant sapwood Permeable sapwood Response to Hand Tools Responds Readily Easy to Work Moderate working qualities Routing & Recessing Fair to Good Results Fairly Easy to Very Easy Sanding Fair to Good Results Fairly Easy to Very Easy Screwing Pre-boring recommended Fair to Good Results Difficult to screw Possible if prebored Turning Fair to Good Results Fairly Easy to Very Easy Very Good to Excellent Results Polishing Fairly Easy to Very Easy Fair to Good Results Good results Strength Properties Bending strength (MOR) = medium Max. crushing strength = medium Max. crushing strength = high Density (dry weight) = 61-67 lbs/cu. ft Density (dry weight) = 53-60 lbs/cu. ft Shrinkage, Tangential = fairly large Shrinkage, Radial = small Shearing strength (parallel to grain) = high Modulus of Elasticity (stiffness) = high Density (dry weight) = 46-52 lbs/cu. ft. Shrinkage, Tangential = large Shrinkage, Radial = fairly large Bending strength (MOR) = high Shrinkage, Tangential = small Shrinkage, Radial = very small Shrinkage, Radial = large Shearing strength (parallel to grain) = low Modulus of Elasticity (stiffness) = very low Modulus of Elasticity (stiffness) = medium Hardness (side grain) = hard Density (dry weight) = 67-75 lbs/cu.ft Bending strength (MOR) = low Shrinkage, Tangential = moderate Shrinkage, Radial = moderate Shearing strength (parallel to grain) = very high Modulus of Elasticity (stiffness) = low Hardness (side grain) = very hard Numerical Data Item Green Dry English Bending Strength 9768 15223 psi Density 53 lbs/ft3 Hardness 2524 lbs Maximum Crushing Strength 5408 8171 psi Shearing Strength 2527 psi Stiffness 1675 1936 1000 psi Weight 52 45 lbs/ft3 Radial Shrinkage 4 % Tangential Shrinkage 8 % Item Green Dry Metric Bending Strength 686 1070 kg/cm2 Density 849 kg/m3 Hardness 1144 kg Maximum Crushing Strength 380 574 kg/cm2 Shearing Strength 177 kg/cm2 Stiffness 117 136 1000 kg/cm2 Weight 833 721 kg/m3 Radial Shrinkage 4 % References Berni, C.A., Bolza, E., Christensen, F.J.,1979,South American Timbers - The Characteristics, Properties and Uses of 190,Species,C.S.I.R.O Div. Building Research Falla Ramirez, A.,1971,Resultados de Estudios Fisico-Mechanicos de Algunas Maderas de la Serrania,de San Lucas. (Some timbers of the San Lucas mountain range.,Plegable Divulgativo, Div. Forestal, Inderena Colombia,pp6 Hoheisel, H.,1968,Identification of some Colombian wood Sp. and their possible use on the,basis of physical and mechanical properties,Latin American Forest Research and Training Institute, Merida Venezuala Mainieri, C., Pereira, J.A.,1965,Madeiras do Brasil,Anuario Brasileiro de Economia Florestal,17(17,PP135-416 Mainieri, C.,1978,Fichas de Caracteristicas das Madeiras Brasileiras,Inst. Pesquisas Technologicas McElwee et al, R.L., Isenberg (revised by M.L. Harder & L. Lounden, I.H.,1956,Estudio Fisico y Mecanico de las Especies Forestales del Genero,'Piptadenia',Anales de la Admin. NAC. de Bosques Argentina,pp63-84 Record, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University Press Record, S.J., Mell, C.D.,1924,Timbers of Tropical America,Yale Univ. Press Rizzini, C.T.,1978,Arvores e Madeiras Uteis do Brasil: Manual de Dendrologia Brasileira,Editora Edgard Blucher LTDA Brazil Sao Paulo - Instituto de Pesquisas Tecnologicas,1956,Tabelas de Resultados obtidos para Madeiras Nacionais,Inst. Pesq. Tec. Sao Paulo, Brazil Bol., No.31(2nd Ed.) Takahashi, A.,1975,Compilation of data on the Mechanical Properties of Foreign Woods (Part 2,Central and South America,Shimane University, Japan, Research Report on Foreign Wood No.4 Timber Development Association Ltd.,1955,World Timbers (3 Vols.,Timber Development Association Ltd. Tortorelli, L.,1956,Maderas y Bosques Argentinos,Editorial Acme S.A.C.I. Buenos Aires Tropical Woods,1968,Madeiras Comercias Brasileiras,Inst. Pesq. Tec. Sao Paulo Brazil Publ.,857