JEQUITIBA (Cariniana brasiliensis)
Nombre comercial
Jequitiba
Nombre científico (con autor)
Cariniana brasiliensis Casar.
Familia
LECYTHIDACEAE
Nombres Comunes
Jequitibá-Vermelho (Brazil); Jequitibá-Rosa (Brazil); Jewuitiba; Brazilian Mahogany; Jequitibá Vermelha (Brazil); Jequitibá Branca (Brazil); Jequitibá Amarela (Brazil); Jequitibá (Brazil); Albarco; Jequitibá Rosa (Brazil)
Nombres científicos sinónimos (con autores)
Couratari legalis Mart.; Cariniana legalis (Mart.) Kuntze
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
The trees are very large, reaching heights of up to 50 m, with trunk diameters of 70 to 100 cm in the average. The boles are straight and cylindrical.
Hábitat natural
Cariniana brasiliensis is a dominant species in primary forests, but it is also found in secondary forests.
Distribución natural
The geographical range for this species in Brazil is Espirito Santo, Rio de Janeiro, Minas Gerais, Sao Paulo and Mato Grosso do Sul. It grows in the Atlantic forests and also in the basin of the Parana river.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Vessels solitary and in short radial multiples. Tangential diameter of vessel lumina 200 micras or more (large). Tyloses common. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits in s Axial parenchyma in marginal or in seemingly marginal bands. Axial parenchyma in continuous tangential lines (included in reticulate and scalariform). Prismatic crystals in chambered axial parenchyma cells and/or in fibers. 5 to 8 cells per parenchyma strand 4 to 10 rays per mm (medium). Rays 1 to 4 seriate. 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 radial
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Foto microscópica sección transversal de la madera
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Olor
It has no discernible odor or taste.
Color
The heartwood is commonly pale pinkish to beige gray.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
4
Grano
The grain is mostly straight.
Veta
The texture is typically fine.
Durabilidad Natural
It is only moderately resistant against wood decay, but resistant against termites and dry wood insects.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
3
Dificultad para impregnar
The wood of C. brasiliensis is difficult to preserve.
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.51
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.56
Contracción Tangencial Total (Saturado hasta anhidro) (%)
5.6
Contracción Radial Total (Saturado hasta anhidro) (%)
3.5
Defectos por secado
Ease of Drying: It has a moderate drying rate. Drying Defects: Little or no warping or checking are reported.
Calendario de Secado
US-T3-D2; UK-D
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
1.6
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
846
Rigidez (Módulo de elasticidad) CH12% (kgf/cm²)
125337
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
451
TRABAJABILIDAD
Aserrado
Sawing of this species is easy.
Corte de chapa rotativa
It is interesting for peeling.
Chapa tranchada
It is interesting for peeling.
Pérdida de filo_romado
This species has a slight to moderate blunting effect due to its silica content.
Cepillado
Tear grain may occur during planing.
Torneado
30
Clavado
Risk of splitting, pre-boring is recommended.
Encolado
Gluing of this species is easy.
Sacar lustre
It has a good polishing.
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, beams, joists, FURNITURE AND CABINETS, PLYWOOD AND VENEER, TURNING, NAVAL CONSTRUCTION, OTHER AND MUSICAL INSTRUMENTS, handicrafts, moldings
VIVIENDA GENERAL
- 10 - Silica in Timbers
vigas
- 11 - Prospect: The wood database
Viguetas
- 12 - Tropical timbers of the world. Part I-Tropical American Species
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
Torneado
- 30 - Embassy of Honduras in Japan
CONSTRUCCIÓN NAVAL
- 55 - Tropical Timber Atlas of Latin America
artesanía
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Molduras
- 79 - Padronização da Nomenclatura Comercial Brasileira das Madeiras Tropicais Amazônicas, Sugestão
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