BILINGA (Nauclea gilletii)
Nombre comercial
Bilinga
Nombre científico (con autor)
Nauclea gilletii (De Wild.) Merr.
Familia
RUBIACEAE
Nombres Comunes
Bundui (Sierra Leone); Opepi (Nigeria); Opepe (Nigeria); Kusia (Ghana); Badi (Côte d`Ivoire); Opepi (United Kingdom); Opepe (United Kingdom); N'Gulu-Maza (Zaire); Bonkangu (Zaire); Bilinga (Gabon); Aloma (Gabon); Bilinga (Equatorial Guinea); Aloma (Equatorial Guinea); N'Gulu-Maza (Congo); Mokessé (Congo); Linzi (Congo); Kilu (Central African Republic); Akondoc (Cameroon); Kilingi (Uganda); Gulu-maza (Angola); Engolo (Angola)
Nombres científicos sinónimos (con autores)
Sarcocephalus gilletii De Wild.
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
The tree reaches a height of 50 m. The bole is clear, unbuttressed, cylindrical, and straight, from 26 to 32 m in length. The trunk diameter attains 100 to 200 cm.
Hábitat natural
Nauclea gilletii is a widespread species. It occurs over a wide range of habitats, and is often found in pure stands.
Distribución natural
West, Central and East Africa, from Sierra Leone to Uganda and Angola.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 200 micras or more (large). Vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Non-crystals in axial parenchyma cells. 5 to 8 cells per parenchyma strand. Rays more than 10 per mm (abundant). Rays non-storied. Rays 1 to 4 seriate. Heterogeneous rays and/or multiseriate heterogeneous rays. Non-septate fibers. Fibers with distinctly bordered pits. Vessel-fiber pits similar to vessel-ray pits in size and shape.
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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 sapwood is whitish to pale yellow, it has a thickness of 5 cm. The heartwood is yellow to orange yellow, it is clearly demarcated.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
5
Grano
The grain is highly and systematically interlocked.
Veta
The wood is typically medium in texture.
Durabilidad Natural
Very durable to decay; without preservative treatment. This species is especially suited for all the uses with risks of permanent or long-lasting humidification. Resistant to termites attack. Heartwood is resistant to Lyctus attacks.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
1
Dificultad para impregnar
Moderately easy to treat with a partial penetration of the preservative products.
PROPIEDADES FÍSICAS DE LA MADERA
Defectos por secado
Ease of Drying: Moderately difflcult to dry.
Calendario de Secado
FR-10
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
TRABAJABILIDAD
Aserrado
Sawing of this species requires powerful equipment.
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
It needs powerful tools for processing. Possible difficulties caused by interlocked grain are reported.
Cepillado
Moderately easy; tools must be cautiously sharpened.
Moldurado
Moderately easy; tools must be cautiously sharpened.
Torneado
30
Taladrado
Moderately easy; tools must be cautiously sharpened.
Escopleado, caja y espiga
Moderately easy; tools must be cautiously sharpened.
Clavado
Pre-boring is necessary.
Encolado
Difficult to glue because of high density.
Lijado
Difficult to obtain very good results because of interlocked grain.
Sacar lustre
Can be polished without surface preparation.
Doblar al vapor
Steam bending is difficult.
Facilidad para herramientas manuales
Working with hand tools is difficult.
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, beams, joists, boards, flooring, parquet, frames, steps, panelling, fittings, FURNITURE AND CABINETS, luxury furniture, cabinets, PLYWOOD AND VENEER, Decorative veneer, TURNING, ornaments, turned furniture, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, boat deck, port storage
VIVIENDA GENERAL
- 10 - Silica in Timbers
vigas
- 11 - Prospect: The wood database
Viguetas
- 12 - Tropical timbers of the world. Part I-Tropical American Species
Tablas
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Pisos
- 14 - Handbook of Hardwoods
Parquet
- 15 - Empire Timbers
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
Carrocería de camión
- 53 - Timbers of the New World
Pisos de vagones_contenedores
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
CONSTRUCCIÓN NAVAL
- 55 - Tropical Timber Atlas of Latin America
Botes_cubierta
- 59 - Programa Nacional de uso Sostenible de los Bosques e Incremento a las Exportaciones.
Puertos_estantería
- 62 - Estudio Tecnológico de Maderas del Perú (Zona Pucallpa) Vol I
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