AGOHO (Casuarina equisetifolia)
Nom commercial
Agoho
Nom scientifique (avec auteur)
Casuarina equisetifolia Forst.
Famille
CASUARINACEAE
Noms communs (pays)
Pink-tinyu (Myanmar); She oak (Australia); Ru laut (Sarawak); Aro (Philippines); Aru (Indonesia); Pek nam (Laos); Son tha le (Laos); Son thale (Thailand); Ku (Thailand); Agoso (Philippines); Ru (Malaysia); Aru (Malaysia); Ai samara (Indonesia); Cemara laut (Indonesia); Filao (France); Whistling pine; Caay Phi lao (Vietnam); Agoho (Philippines); Coast she-oak
Synonymes du nom scientifique (avec auteurs)
Casuarina muricata Roxb; Casuarina litorea L.
DESCRIPTION DE L'ARBRE
Description botanique
It is a monoecious tree up to 40 m tall and 100 cm in diameter. The bole is straight, cylindrical, usually fluted towards the base.
Répartition naturelle
It is distributed in Malay Peninsula, Myanmar, Australia, Philippines, and islands of the Pacific.
Existence de plantations?
It is widely cultivated throughout the tropics. It is particularly favored along seashores.
IDENTIFICATION DU BOIS
Description anatomique du bois
Wood diffuse porous. Vessels in diagonal and/or radial pattern. Vessels exclusively solitary (over 90%). Occasionally tangential diameter of vessel lumina 100 micras or less. Colored deposits in heartwood vessels. Occasionally vessels per mm2 less than 6. Occas Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Occasionally prismatic crystals in chambered axial parenchyma cells and/or in fibers. 5 to 8 cells per parenchyma strand. Over 9 cells per parenchyma strand. Axial parenchyma in narrow bands o 4 to 10 rays per mm (medium). Rays more than 10 per mm (abundant). Rays of two distinct sizes. Ray height more than 1 mm. Occasionally larger rays more than 4 seriate. Larger rays more than 4 seriate. Occasionally aggregated rays. Prismatic crystals in radial al Fibers very thick walled. Fibers with distinctly bordered pits.
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Vue macroscopique du bois (plan tangentiel)
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Vue microscopique d'une section transversale du bois
Disponibilité
Statut CITES
Unrestricted
DESCRIPTION GÉNÉRALE DU BOIS
Odeur
It has no taste or odor.
Teinte
The sapwood is slightly paler than heartwood, which ranges in color from pinkish-brown to chocolate brown.
Index de Teinte (1 = Noir, 7 = Jaune clair)
5
Grain
The grain is straight or shallowly interlocked.
Texture
The wood is reported to be frequently medium textured.
Durabilité naturelle
It is durable when exposed to weather, but must be treated for use in contact with ground.
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
3
Teneur en silice
Silica Content: Non-siliceous. Silica Value: 0
Résistance à l'imprégnation
The sapwood treats readily. The heartwood is extremely resistant to impregnation.
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.88
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
1.02
Retrait tangentiel total (saturé à 0%TH) (%)
11.7
Retrait radial total (saturé à 0%TH) (%)
6.4
Défauts dus au séchage
Ease of Drying: The timber is expected to dry slowly but with only slight seasoning defects.
Calendrier de séchage en séchoir recommandé
UK-A; US-T2-C2
Ratio de stabilité dimensionnelle (% retrait tangentiel total/% retrait radial total)
1.8
PROPRIÉTÉS CHIMIQUES DU BOIS
PROPRIÉTÉS MÉCANIQUES DU BOIS
Résistance à la flexion (module de rupture_MOR) 12%TH (kgf/cm²)
1783
Rigidité (module d'élasticité_ MOE) 12%TH (kgf/cm²)
209405
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
846
Résistance à la compression perpendiculaire à la fibre 12%TH (kgf/cm²)
224
Résistance au cisaillement (radial) 12%TH (kgf/cm²)
194
Dureté Janka (latérale) 12%TH (kgf)
1591
Dureté Janka (extrémités) 12%TH (kgf)
1499
OUVRABILITÉ
Coupe de placage de déroulage
Stock is reported to be too hard for plywood production.
Placage tranche
Stock is reported to be too hard for plywood production.
Usinage
When dry it is difficult to work with machine tools because of its high density and hardness.
Rabotage
Some chipping may occur in quarter sawn faces.
Moulurage
This species is difficult to mold.
Perçage
This species is easy to bore.
Mortaisage
This species is easy to mortise.
Finissage
Wood of this species gives a smooth finish.
Compatibilité avec outils manuels
When dry it is difficult to work with hand tools because of its high density and hardness.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
EXTERIOR GENERAL, poles, stakes posts, crossties, HOUSING GENERAL, beams, joists, flooring, SPORTS, TOOLS, tool handles, agricultural tools, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, boat oars, port pillar, OTHER AND MUSICAL INSTRUMENTS, shingle
EXTERIOR GENERAL
- 1 - Tabela de resultados de ensaios fisicos e mecanicos
Poteaux
- 3 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas do genipapo (Genipa americana)
Piquets
- 5 - Propriedades fisicas e mecanicas da madeira e do contraplacado de Pinus elliottii
Traverses de chemin de fer
- 8 - Maderas latinoamericas. III, Podocarpus standleyi ,Podocarpus oleifolius, Drims granadensis, Magnolia poasana y Didymopanax pittieri
MEUBLES ET M. DE RANGEMENT
- 10 - Silica in Timbers
Pouters
- 11 - Prospect: The wood database
Solives
- 12 - Tropical timbers of the world. Part I-Tropical American Species
Planchers
- 14 - Handbook of Hardwoods
SPORTS
- 38 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
OUTILS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Outils_manches
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Outils_agric
- 44 - Atlas of Peruvian Woods
Carros_camion
- 53 - Timbers of the New World
Wagons
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
CONSTRUCTION NAVALE
- 55 - Tropical Timber Atlas of Latin America
Navires_rames
- 60 - Amazonian Timbers, Characteristics and Utilization Volume II; Curuá-Una Experimental Forest Station
Ports piliers
- 61 - Manual de Diseño para Maderas del Grupo Andino
Shingles
- 77 - Amazonian Timbers, Characteristics and Utilization Volume I; Tapajós National Forest
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