VIROLA (Virola reidii)
Nombre comercial
Virola
Nombre científico (con autor)
Virola reidii Little
Familia
MYRISTICACEAE
Nombres Comunes
Cumala Blanca (Perú); Pintri (Surinam); Cumala (Perú); Moulomba (Guyana); Shempo (Ecuador); Chaliviande (Ecuador); Nuanamo (Colombia); Sebo (Colombia); Ucuuba (Brazil); Colorado; Camaticaro (Venezuela); Otivo (Venezuela); Baboen (Surinam); Cajuea (Trinidad & Tobago); Cuajo (Venezuela); Palo De Sangre; Sangrino (Venezuela); Cumala Colorada (Perú); Sangre; Birma; Bicuiba Branca (Brazil); Yayamadou (Guyana); Ucuhuba (Brazil); Virola (Brazil); Tapsava; Dalli (Guyana); Banak; Ucuuba Vermelha (Brazil); Virola (Ecuador); Nuánamo (Colombia); Otobo (Colombia); Sebo (Colombia)
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
This species attains an average height of 30 m, and an average trunk diameter over the buttresses of 60 cm. The tree usually develops a straight and clear bole with commercial lengths of 15 m.
Hábitat natural
Virola reidii is found in the tropical rain forests. It is also found in the "guandal" forests in the Pacific coasts of Colombia.
Distribución natural
V. reidii is reported to grow in Brazil, Colombia and Ecuador.
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). Vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Scalariform perforation plates with 5 bars or les Axial parenchyma absent or extremely rare, non visible with magnifying glass (8x). Paratracheal axial parenchyma scanty and/or vasicentric. 4 to 10 rays per mm (medium). Rays 1 to 4 seriate. Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Fibers very thin walled. Occasionally septate fibers present. Fibers with simple to minutely bordered pits. Fibers storied.
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Foto macroscópica de la madera, plano tangencial
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Olor
It has a typical aromatic smell when freshly cut.
Color
The sapwood is pinkish white, changing gradually into pale brown
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
4
Grano
Straight grain is reported in this species.
Veta
The wood is mostly coarse in texture.
Brillo
Luster is reported to be moderate.
Durabilidad Natural
It is easily attacked by fungi or termites. It is reported to be also attacked by Lyctus.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
5
Dificultad para impregnar
This species is reported to be easy to preserve.
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.45
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.48
Contracción Tangencial Total (Saturado hasta anhidro) (%)
10.5
Contracción Radial Total (Saturado hasta anhidro) (%)
5.6
Defectos por secado
Ease of Drying: It is reported to be easy to air and kiln dry.
Calendario de Secado
UK-C; US-T3-C2; JUNAC-A
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
1.9
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
1080
Rigidez (Módulo de elasticidad) CH12% (kgf/cm²)
154000
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
475
Cizallamiento radial CH12% (kgf/cm²)
92
Dureza Janka (lados) CH12% (kgf)
385
TRABAJABILIDAD
Aserrado
Sawing of this species is reported to be rather easy.
Corte de chapa rotativa
Lamination of this species is possible.
Chapa tranchada
Lamination of this species is possible.
Maquinado general
Wood processing is reported to be easy.
Cepillado
Planing of this species is reported to be easy.
Moldurado
Molding is reported to be easy.
Taladrado
It is easy to bore.
Lijado
It is easy to sand.
Acabado
This species is reported to be easy to finish.
Facilidad para herramientas manuales
This species is easy to work with hand tools.
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, joists, boards, fittings, PLYWOOD AND VENEER, PACKING, OTHER AND MUSICAL INSTRUMENTS, handicrafts, moldings
VIVIENDA GENERAL
- 10 - Silica in Timbers
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
Accesorios de madera
- 19 - Silica in Timbers
TABLEROS Y CHAPAS
- 25 - Directory of Timber Trade Malaysia
PALLETS_EMBALAJES
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
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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