CORDIA D`AFRIQUE (Cordia platythyrsa)
Nombre comercial
Cordia d`Afrique
Nombre científico (con autor)
Cordia platythyrsa Bak.
Familia
BORAGINACEAE
Nombres Comunes
Omo (Nigeria); Ebe (Gabon); African cordia (Germany); African cordia (United Kingdom); Ebais (Gabon); Ebais (Cameroon); Ebe (Cameroon); Mukumari (Kenya); Mugoma (Kenya); Mukebu (Uganda); Sumba (Zaire); Bon (Côte d`Ivoire); Cordia d`Afrique
Nombres científicos sinónimos (con autores)
Cordia irvingii Baker pro parte; Cordia candidissima A. Chev.
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
The tree reaches a height of 20 to 32 m. The bole is cylindrical but rarely straight, 10 to 13 m in length. The trunk attains about 100 cm in diameter above the buttresses.
Hábitat natural
Cordia platythyrsa is a timber species occurring in closed forest and old secondary formations. It regenerates well in disturbed forest.
Distribución natural
Widely distributed in tropical Africa, from Sierra Leone to Gabon and Central Africa.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Occasionally vessels exclusively solitary (over 90%). Vessel clusters common. Tangential diameter of vessel lumina 200 micras or more (large). Tyloses thin walled. Non-vestured pits. Vessels per mm2 6 to 10 (medium). Simple perforation plate Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma in thick bands. Occasionally axial parenchyma storied. Crystal sand in axial parenchyma cells. Two cells per parenchyma strand. 4 to 10 rays per mm (medium). Rays non-storied. Larger rays more than 4 seriate. Prismatic crystals in the ray cells. Heterogeneous rays and/or multiseriate heterogeneous rays. Non-septate fibers. 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
The heartwood is from pale golden brown to brown, occasionally pinkish brown, it is sometimes not clearly demarcated. The silver figure is medium.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
4
Grano
Straight or slightly interlocked, sometimes with an influence on further processing operations.
Veta
This wood has a somewhat coarse texture.
Brillo
The surface of the wood is naturally moderate in luster.
Durabilidad Natural
Durable to decay; this species can be utilized without preservative treatment for exterior joinery or similar uses. Resistant to termites attack. Heartwood is resistant to Lyctus attacks.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
1
Internal growth stresses
Residual stresses are reported to be absent.
Dificultad para impregnar
Difficult to treat with only a low penetration of the preservative products.
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.39
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.41
Defectos por secado
Kiln Schedules: Based on its low density and air drying properties, terentang timber can be kiln dried using red meranti (F) or jeludong (H) kiln drying schedules.
Calendario de Secado
FR-5
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
740
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
387
Resistencia a la compresión perpendicular a la fibra CH12% (kgf/cm²)
44
Dureza Janka (lados) CH12% (kgf)
204
Dureza Janka (extremos) CH12% (kgf)
295
TRABAJABILIDAD
Aserrado
It is easy to saw.
Corte de chapa rotativa
Suitable for slicing.
Chapa tranchada
Suitable for slicing.
Pérdida de filo_romado
Slight blunting effect; ordinary tools can be used for sawing and machining.
Maquinado general
Machining of this species is reportedly easy.
Cepillado
Easy; no particular problems.
Moldurado
Easy; no particular problems.
Torneado
30
Taladrado
Easy; no particular problems.
Escopleado, caja y espiga
Easy; no particular problems.
Clavado
No particular problem.
Encolado
Glues well if basic gluing technical rules are followed.
Lijado
Easy to perform; it gives good results.
Sacar lustre
Needs pre-coating.
Facilidad para herramientas manuales
No particular problems.
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, boards, frames, steps, panelling, fittings, FURNITURE AND CABINETS, luxury furniture, cabinets, PLYWOOD AND VENEER, Decorative veneer, TURNING, ornaments, turned furniture
VIVIENDA GENERAL
- 10 - Silica in Timbers
Tablas
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Marcos
- 16 - Woods of the World
Peldaños
- 17 - Tree Conservation Database
Paneles
- 18 - W3TROPICOS Missouri Botanical Garden
Accesorios de madera
- 19 - Silica in Timbers
MUEBLES Y GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Muebles finos
- 22 - Dry kiln schedules for commercial woods. Temperate and tropical. Section IV-Asian and Oceanian Woods
Gabinetes
- 24 - Empire Timbers
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
artículos torneados
- 31 - Embassy of Colombia in Japan
Artículos torneados
- 32 - Embassy of Cote d`Ivoire in Japan
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