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AmarelinnoAmarelinno
Amarelinno (Apuleia leiocarpa)

Family: Leguminosae

Common names: Amarelinno, Amarello, Barajuba, Garapa, Garapa amarela, Garapa amarella, Gema-de-ovo, Grapia, Grapiapuna, Grapiapunha, Grapiapunha branca, Grapiapunna, Ibira piapuna, Ibira-pere, Jatai-amarelo, Jutahy, Madera manchada, Muirajuba, Muirataua, Pau cetim, Pau mulato, Puna, Ybere-pere

Distributed in: Argentina, Brazil, Peru, Venezuela (Latin America)

Common uses: Agricultural implements, Boat building: framing, Boxes and crates, Canoes, Cooperages, Flooring: industrial heavy traffic, Furniture, Heavy construction, Joinery, Light construction, Poles, Posts, Railroad ties, Structural work, Tool handles, Turnery, Vehicle parts

Tree size: Trunk diameter is 100-150 cm

Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow, Yellow.The grain isStraight, the textureMediumand the lusterMedium

Natural durability: Susceptible to attack from termites (Isoptera), Susceptible to insect attack

Kiln Schedules: Dry at a slow speed

Kiln Drying Rate: Naturally dries slowly

Ease of Drying: Slowly

Planing: Very Good to Excellent

Response to hand tools: Fairly Difficult to Difficult to Work


Polishing: Satisfactory;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 881 kg/m3
Bending Strength 911 1409 kg/cm2
Crushing Strength 425 627 kg/cm2
Hardness 752 kg
Impact Strength cm
Shearing Strength 200 kg/cm2
Stiffness 143 165 1000 kg/cm2
Tangential Shrinkage 8 %
Radial Shrinkage 4 %
Weight 865 689 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 12966 20043 psi
Density 55 lbs/ft3
Hardness 1658 lbs
Maximum Crushing Strength 6047 8931 psi
Shearing Strength 2847 psi
Stiffness 2041 2351 1000 psi
Weight 54 43 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 8 %
Volumetric Shrinkage 12 %

Bending strength (MOR) = high
Max. crushing strength = high
Shrinkage, Tangential = fairly large
Shrinkage, Radial = moderate
Shrinkage, Volumetric = fairly large
Shearing strength (parallel to grain) = high
Modulus of Elasticity (stiffness) = high
Hardness (side grain) = medium
Density (dry weight) = 53-60 lbs/cu. ft
Max. crushing strength = medium
Density (dry weight) = 61-67 lbs/cu. ft
Density (dry weight) = 46-52 lbs/cu. ft.
Shrinkage, Volumetric = moderate
Shrinkage, Tangential = moderate
Shrinkage, Radial = small
Modulus of Elasticity (stiffness) = medium
Bending strength (MOR) = medium

Brown, W.H.,1978,Timbers of the World, No. 2 South America,TRADA, Red Booklet SeriesCelulosa Argentina,1973,Libro del Arbol,Celulosa Argentina Buenos Aires 3 VolsHarrar, E.S.,1942,Some Physical Properties of Modern Cabinet Woods 3. Directional and Volume,Shrinkage,Tropical Woods,9(71, pp26-32Howard, A.L.,1948,A Manual of Timbers of the World.,Macmillan & Co. Ltd. London 3rd ed.Mainieri, C., Pereira, J.A.,1965,Madeiras do Brasil,Anuario Brasileiro de Economia Florestal,17(17,PP135-416Mainieri, C.,1970,Madeiras Brasilieras,Sao Paulo Secretaria da Agricultra, Institulo FlorestralMainieri, C.,1978,Fichas de Caracteristicas das Madeiras Brasileiras,Inst. Pesquisas TechnologicasRecord, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University PressRecord, S.J., Mell, C.D.,1924,Timbers of Tropical America,Yale Univ. PressReyes, L.J.,1938,Philippine Woods,Commonwealth of the Philippines Department of Agriculture and Commerce,Technical Bulletin,No.7Rizzini, C.T.,1978,Arvores e Madeiras Uteis do Brasil: Manual de Dendrologia Brasileira,Editora Edgard Blucher LTDA BrazilSao Paulo - Instituto de Pesquisas Tecnologicas,1956,Tabelas de Resultados obtidos para Madeiras Nacionais,Inst. Pesq. Tec. Sao Paulo, Brazil Bol., No.31(2nd Ed.)Tortorelli, L.,1956,Maderas y Bosques Argentinos,Editorial Acme S.A.C.I. Buenos AiresTropical Woods,1968,Madeiras Comercias Brasileiras,Inst. Pesq. Tec. Sao Paulo Brazil Publ.,857Wood, B., Calnan, D.,1976,Toxic Woods,British Journal of Dermat 94 Suppl. 13
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