< Volver PADOUK D`AFRIQUE (Pterocarpus soyauxii) Vista Imprimible
PADOUK D`AFRIQUE (Pterocarpus soyauxii)
Nombre comercial
Padouk d`Afrique
Nombre científico (con autor)
Pterocarpus soyauxii Taub.
Familia
LEGUMINOSAE
Nombres Comunes
Padouk d`Afrique; Osun (Nigeria); Afrikanisches Padouk (Germany); N'gula (Zaire); Mbel (Gabon); Kisésé (Congo); Ukpa; Uhile; Tizeze; Red santal; Osun; Nve; N`kula; N`gula; Muenge; Mbi; M`bio; Koula; Kisesi; Escio; Boko; Bo; Akume; African coral wood; Paduk (Italy); Padoek (Netherlands); Barwood (United Kingdom); Camwood (United Kingdom); African padauk (United Kingdom); Padauk (United Kingdom); Padauk (Germany); Corail (Belgium); Tacula (Angola); Mongola (Zaire); Mukula (Zaire); Ngula (Zaire); Kisese (Congo); Mbel (Cameroon); Palo rojo (Equatorial Guinea); Bosulu (Zaire); Mbil (Cameroon); Mbe (Cameroon); Padouk
Nombres científicos sinónimos (con autores)
Pterocarpus casteelsi De Wild.
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
The tree reaches a height of 32 to 43 m. The bole is cylindrical, buttressed, straight and clear to 25 m in length. The trunk diameter attains 70 to 130 cm, sometimes even up to 170 cm. Log is banned for international trading.(Cameroon)
Hábitat natural
Pterocarpus soyauxii is common in dense equatorial rain forests, often in small groups.
Distribución natural
Central and tropical West Africa, from Nigeria to Cabinda
Existencia de plantaciones?
Considered as a promising species for plantation. The duration of the rotation is 30 to 40 years, to reach 50 to 60 cm in diameter.
Usos No-maderables
Contains some resins or extracts which could pose problems when machining or finishing.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Occasionally 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. Vessel-ray pits similar to intervessel pits Axial parenchyma in marginal or in seemingly marginal bands. Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confluent. Axial parenchyma storied. Prismatic crystals in short chains in chambered axial parenchy Rays storied. Rays exclusively uniseriate. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Non-septate fibers. Fibers with simple to minutely bordered pits.
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Color
The sapwood is whitish, it has a thickness of 10 to 20 cm. The heartwood is vivid red sometimes with dark veining, toning down on exposure, it is clearly demarcated.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
2
Grano
Straight or slightly interlocked, sometimes with an influence on further processing operations.
Veta
The wood is reported to have a coarse 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
Internal growth stresses
Residual growth stresses are absent.
Contenido de sílice
Silica Content: Negligible contents of silica are found in timber of this species. Amounts over 0.05% may affect the wood processing. Silica Value: 0.01
Dificultad para impregnar
Moderately easy to treat with a partial penetration of the preservative products.
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.69
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.77
Contracción Tangencial Total (Saturado hasta anhidro) (%)
5.0
Contracción Radial Total (Saturado hasta anhidro) (%)
3.2
Defectos por secado
Ease of Drying: Drying is very slow and difficult to perform; defects are frequent. Drying Defects: Risks of checks.
Calendario de Secado
FR-7
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)
1197
Rigidez (Módulo de elasticidad) CH12% (kgf/cm²)
155990
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
639
Resistencia a la compresión perpendicular a la fibra CH12% (kgf/cm²)
86
Cizallamiento radial CH12% (kgf/cm²)
77
Dureza Janka (lados) CH12% (kgf)
742
Dureza Janka (extremos) CH12% (kgf)
825
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
Moderate blunting effect; stellited blades for sawing and carbide tools for machining are advised.
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 the extracts content.
Lijado
Easy to perform; it gives good results.
Sacar lustre
Needs pre-coating.
Doblar al vapor
This species can be used for steam bending.
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, cutlery, lasts, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, boats, boat hulls, boat deck, port storage, OTHER AND MUSICAL INSTRUMENTS, handicrafts
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
mangos de cuchillos
- 33 - Embassy of Gabon in Japan
Hormas zapato
- 34 - Embassy of Indonesia 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
- 56 - Manual de Identificación de Especies Forestales de la Subregión Andina.
Botes_cascos
- 57 - Estadísticas de Aprovechamiento, Exportación y comercialización Nacional de Productos Forestales
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
artesanía
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Please Provide Information To View Producer Information