TAUARI (Couratari stellata)
Nombre comercial
Tauari
Nombre científico (con autor)
Couratari stellata A.C. Sm.
Familia
LECYTHIDACEAE
Nombres Comunes
Tauari (Brazil); Mahot; Estopeiro (Brazil); Tauari Morrão (Brazil); Tauari Amarelo (Brazil); Imbirema (Brazil)
Nombres científicos sinónimos (con autores)
Couratari reticulata A.C. Sm.
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
The commercial lengths are reported to vary from 7 to 18 m, with diameters from 45 to 70 cm. The logs are reported to be straight and cylindrical.
Distribución natural
The Couratari genus is reported to be widely distributed all over tropical South America.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Vessels solitary and in short radial multiples. Occasionally tangential diameter of vessel lumina 200 micras or more. Tyloses common. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits Axial parenchyma in continuous tangential lines (included in reticulate and scalariform). 5 to 8 cells per parenchyma strand. Axial parenchyma in narrow bands on lines up to 3 cells wide. Axial parenchyma bands over 4 per mm. 4 to 10 rays per mm (medium). Rays 1 to 4 seriate. Silica bodies in the ray cells. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Fibers with simple to minutely bordered pits.
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Foto macroscópica de la madera, plano tangencial
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Foto microscópica sección transversal de la madera
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Color
There is no difference between sapwood and heartwood. The timber is light yellowish brown in color.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
6
Grano
This species is reported to have straight grain.
Veta
The wood is mostly medium in texture.
Brillo
The wood surface is described as low in luster.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
4
Dificultad para impregnar
C. stellata is reported to be moderately permeable, with good penetration and retention of preservatives.
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.65
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.72
Contracción Tangencial Total (Saturado hasta anhidro) (%)
7.8
Contracción Radial Total (Saturado hasta anhidro) (%)
5.8
Defectos por secado
Ease of Drying: Air seasoning is reported to be rapid. Drying Defects: Slight checking and warping. Kiln Schedules: Slow drying is recommended.
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
1.3
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
1367
Rigidez (Módulo de elasticidad) CH12% (kgf/cm²)
146000
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
705
Resistencia a la compresión perpendicular a la fibra CH12% (kgf/cm²)
118
Cizallamiento radial CH12% (kgf/cm²)
131
Dureza Janka (lados) CH12% (kgf)
710
Dureza Janka (extremos) CH12% (kgf)
895
TRABAJABILIDAD
Aserrado
Sawing operations are rated as fair to difficult.
Cepillado
Planing operations are rated as fair, but it yields smooth surfaces.
Torneado
30
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, FURNITURE AND CABINETS, PLYWOOD AND VENEER, Decorative veneer, TURNING, cutlery, BENDING, SPORTS, table tennis, TOOLS, tool handles, PACKING, NAVAL CONSTRUCTION, OTHER AND MUSICAL INSTRUMENTS, handicrafts
VIVIENDA GENERAL
- 10 - Silica in Timbers
MUEBLES Y GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
TABLEROS Y CHAPAS
- 25 - Directory of Timber Trade Malaysia
chapa decorativa
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
Torneado
- 30 - Embassy of Honduras in Japan
mangos de cuchillos
- 33 - Embassy of Gabon in Japan
Curvado
- 35 - Embassy of Myanmar in Japan
IMPLEMENTOS DEPORTIVOS
- 38 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Pin-pong
- 41 - Embassy of the Philippines
HERRAMIENTAS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Mangos herramientas
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
PALLETS_EMBALAJES
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
CONSTRUCCIÓN NAVAL
- 55 - Tropical Timber Atlas of Latin America
OTROS E INSTRUMENTOS MUSICALES
- 63 - Madeiras do Brazil II
artesanía
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
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