ANGELIM (Hymenolobium petraeum)
Nombre comercial
Angelim
Nombre científico (con autor)
Hymenolobium petraeum Ducke
Familia
LEGUMINOSAE
Nombres Comunes
Murarema (Brazil); Mirarema (Brazil); Angelim-Rosa (Brazil); Angelim-Pedra (Brazil); Angelim-Macho (Brazil); Angelim-Ferro (Brazil); Angelim-Comum (Brazil); Angelim-Branco (Brazil); Angelim-Aroeira (Brazil); Angelim (Brazil); Alcornoco
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
It is a very large unarmed tree, sometimes 40 or 50 m in height and diameters of 80 to 100 cm, occasionally over 200 cm. It develops a straight and cylindrical bole up to 25 m long, with thick buttresses up to 2 m tall.
Hábitat natural
Hymenolobium petraeum is a dominant tree found in the canopy of terra firme forests in the tropical rain forests of northern South America. It is reported to prefer dry areas.
Distribución natural
In Brazil it is reported in Amazonas, Para, Amapa and Roraima.
Usos No-maderables
Fairly often oily or waxen patches can be observed.
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). Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits in size and shape. O Axial parenchyma apparent with the naked eye. Occasionally axial parenchyma in marginal or in seemingly marginal bands. Axial parenchyma confluent. Axial parenchyma in discontinuous tangential lines. Axial parenchyma in thick bands. Axial parenchyma storied. Pr 4 to 10 rays per mm (medium). Occasionally rays and/or axial elements irregularly storied. Rays storied. Rays 1 to 4 seriate. Body ray cells procumbent with one row of upright and/or square marginal cells (Kribs-III). 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
It has no distinct odor or taste.
Color
The heartwood is light pink or dark gray with lighter color stripes.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
5
Grano
Interlocked grain is reported in this species.
Veta
This wood has a somewhat coarse texture.
Brillo
The wood is described as low in luster.
Durabilidad Natural
It is resistant against fungi and dry wood insects, but it is rated as moderately resistant against marine borers.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
2
Dificultad para impregnar
The sapwood is permeable, but the heartwood is difficult to preserve either with oil or water soluble preservatives.
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.59
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.65
Contracción Tangencial Total (Saturado hasta anhidro) (%)
6.3
Contracción Radial Total (Saturado hasta anhidro) (%)
4.1
Defectos por secado
Ease of Drying: Drying is fairly slow. Drying Defects: Risk of checking and casehardening is reported.
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
1.5
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
1115
Rigidez (Módulo de elasticidad) CH12% (kgf/cm²)
118000
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
533
Resistencia a la compresión perpendicular a la fibra CH12% (kgf/cm²)
115
Cizallamiento radial CH12% (kgf/cm²)
125
Dureza Janka (lados) CH12% (kgf)
781
Dureza Janka (extremos) CH12% (kgf)
590
TRABAJABILIDAD
Aserrado
Sawmilling of this species is reportedly difficult.
Corte de chapa rotativa
This species is reported to be interesting for decorative veneer.
Chapa tranchada
This species is reported to be interesting for decorative veneer.
Pérdida de filo_romado
The blunting effect is rated as negligible.
Maquinado general
Machining of this species is reported to be difficult.
Torneado
30
Clavado
Hymenolobium has a good holding of nails, but risks of split on end grain are reported.
Encolado
The timber is reported to glue well.
Acabado
It has a good finishing.
Usos Reportados
USOS FINALES (RESUMEN)
EXTERIOR GENERAL, crossties, HOUSING GENERAL, beams, joists, boards, flooring, frames, steps, FURNITURE AND CABINETS, common furniture, PLYWOOD AND VENEER, Decorative veneer, TURNING, ornaments, turned furniture, cutlery, TOOLS, tool handles, agricultural tools, PACKING, heavy packing, pallets, NAVAL CONSTRUCTION, boat hulls, boat fins, boat deck
EXTERIOR GENERAL
- 1 - Tabela de resultados de ensaios fisicos e mecanicos
Durmientes
- 8 - Maderas latinoamericas. III, Podocarpus standleyi ,Podocarpus oleifolius, Drims granadensis, Magnolia poasana y Didymopanax pittieri
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
Marcos
- 16 - Woods of the World
Peldaños
- 17 - Tree Conservation Database
MUEBLES Y GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Muebles comunes
- 23 - Handbook of Hardwoods
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
HERRAMIENTAS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Mangos herramientas
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Mangos agrícolas
- 44 - Atlas of Peruvian Woods
PALLETS_EMBALAJES
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Envase pesado
- 47 - Arvores Brasileiras
Pallets
- 48 - The strength properties of timbers
CONSTRUCCIÓN NAVAL
- 55 - Tropical Timber Atlas of Latin America
Botes_cascos
- 57 - Estadísticas de Aprovechamiento, Exportación y comercialización Nacional de Productos Forestales
botes_escuadras
- 58 - Guía de Árboles de Bolivia
Botes_cubierta
- 59 - Programa Nacional de uso Sostenible de los Bosques e Incremento a las Exportaciones.
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