COQUINO (Ardisia cubana)
Nombre comercial
Coquino
Nombre científico (con autor)
Ardisia cubana A. DC.
Familia
MYRSINACEAE
Nombres Comunes
Coquino (Bolivia)
Nombres científicos sinónimos (con autores)
Tinus cubana (A. DC.) Kuntze; Parathesis cubana (A. DC.) Molinet & M. Gomez
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
It attains total heights of about 30 m and 50 to 70 cm of diameter, with a commercial stem of 24 m in the average. The tree is reported to develop an irregular stem.
Hábitat natural
This species is reported to be common in the subtropical rain forests of Bolivia.
Distribución natural
Bolivia, especially in the departments of Santa Cruz, Beni, La Paz, Pando and Cochabamba.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Vessels solitary and in short radial multiples. Tangential diameter of vessel lumina 100 micras or less (very small). Vessels per mm2 10 to 20 (abundant). Simple perforation plates. Vessel-ray pits similar to intervessel pits in size and s Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Axial parenchyma storied. Siliceous bodies in the axial parenchyma cells. Rays more than 10 per mm (abundant). Rays non-storied. Rays 1 to 4 seriate. Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Non-septate fibers. Fibers very thick walled. 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
Olor
Seasoned wood has no characteristic odor or taste.
Color
The sapwood is pink, changing gradually into the heartwood which is light reddish brown
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
5
Grano
It has interlocked grain.
Veta
Fine texture is reported in this species.
Brillo
Luster is reported to be moderate.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
3
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.68
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.76
Contracción Tangencial Total (Saturado hasta anhidro) (%)
10.0
Contracción Radial Total (Saturado hasta anhidro) (%)
4.6
Defectos por secado
Ease of Drying: Air seasoning is reported to be easy and fast. Drying Defects: When tension wood is present, warp is reported. Risk of distortion when interlocked grain is present. pieces are dried. Kiln Schedules: Careful drying is recommended.
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
2.2
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
1013
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
545
Dureza Janka (lados) CH12% (kgf)
833
TRABAJABILIDAD
Aserrado
Cutting resistance is generally low.
Cepillado
Planing is reported to be easy.
Torneado
30
Taladrado
Boring of this species is reported to be easy.
Acabado
This species is reported to be easy to finish.
Usos Reportados
USOS FINALES (RESUMEN)
HOUSING GENERAL, beams, joists, boards, flooring, fittings, FURNITURE AND CABINETS, cabinets, PLYWOOD AND VENEER, TURNING, PACKING, CONTAINERS, truck bodies, truck flooring
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
Accesorios de madera
- 19 - Silica in Timbers
MUEBLES Y GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Gabinetes
- 24 - Empire Timbers
TABLEROS Y CHAPAS
- 25 - Directory of Timber Trade Malaysia
Torneado
- 30 - Embassy of Honduras in Japan
PALLETS_EMBALAJES
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
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
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