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TANIMBUCA (Terminalia oblonga)
Nom commercial
Tanimbuca
Nom scientifique (avec auteur)
Terminalia oblonga (Ruiz & Pav.) Steud.
Famille
COMBRETACEAE
Noms communs (pays)
Guayabón (Venezuela); Rifari (Peru); Chamisa (Peru); Verdolago Amarillo (Bolivia); Yuyún (Ecuador); Guayabillo (Ecuador); Yacushapana (Peru); Azúcar Huayo (Peru); Guayabón (Ecuador)
Synonymes du nom scientifique (avec auteurs)
Terminalia chiriquensis Pittier; Gimbernatea oblonga Ruiz & Pav.; Chuncoa oblonga (Ruiz & Pav.) Pers.
DESCRIPTION DE L'ARBRE
Description botanique
It is often about 25 to 35 m in height, with a trunk diameter up to 100 cm. The boles are straight, 15 to 20 m long. It presents small to medium sized steep buttresses.
Habitat naturel
Terminalia oblonga is a fast growing, pioneer species. It prefers alluvial soils. This species occurs in the lowlands below 600 m of altitude.
Répartition naturelle
From Guatemala south to Brazil, Bolivia and Peru.
IDENTIFICATION DU BOIS
Description anatomique du bois
Wood diffuse porous. Vessels solitary and in short radial multiples. Tangential diameter of vessel lumina 150 to 200 micras (medium). Occasionally tyloses common. Vessels per mm2 10 to 20 (abundant). Vessels per mm2 less than 6 (rare). Simple perforation plates Occasionally axial parenchyma in marginal or in seemingly marginal bands. Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma confluent. Occasionally axial parenchyma oblique and/or sinuous. Prismatic crystals in non-chambered axial pare Occasionally rays more than 10 per mm (abundant). Rays more than 10 per mm (abundant). Rays exclusively uniseriate. Occasionally prismatic crystals in the ray cells. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Fibers with simple to minutely bordered pits.
Disponibilité
Statut CITES
Unrestricted
DESCRIPTION GÉNÉRALE DU BOIS
Odeur
It has no characteristic odor or taste.
Teinte
The sapwood is not clearly differentiated, the heartwood is yellowish brown.
Index de Teinte (1 = Noir, 7 = Jaune clair)
3
Grain
The grain is reported to be straight or irregular.
Texture
Texture is reported to be medium to coarse.
Luster
This species has moderate to high luster.
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
6
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.56
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
0.61
Défauts dus au séchage
Ease of Drying: Air drying is reported to vary from fairly easy to moderately difficult depending on the species. Drying Defects: Risk of warping and checking is reported to be high. Some risk of casehardening. Kiln Schedules: Careful drying is recommended.
PROPRIÉTÉS CHIMIQUES DU BOIS
PROPRIÉTÉS MÉCANIQUES DU BOIS
Résistance à la flexion (module de rupture_MOR) 12%TH (kgf/cm²)
854
Rigidité (module d'élasticité_ MOE) 12%TH (kgf/cm²)
98000
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
395
Résistance au cisaillement (radial) 12%TH (kgf/cm²)
93
Dureté Janka (latérale) 12%TH (kgf)
479
OUVRABILITÉ
Sciage
Sawing of this wood is reported to be fair to difficult.
Rabotage
This species is easy to plane.
Moulurage
It is easy to mold.
Tournage
30
Perçage
Boring operations are reported to be fair.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
HOUSING GENERAL, beams, joists, flooring, steps, PLYWOOD AND VENEER, Decorative veneer, TURNING, TOOLS, tool handles, CONTAINERS, truck bodies
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
Marches
- 17 - Tree Conservation Database
PANNEAUX ET PLACAGE
- 25 - Directory of Timber Trade Malaysia
Placage tranché
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
Tournage
- 30 - Embassy of Honduras in Japan
OUTILS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Outils_manches
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Carros_camion
- 53 - Timbers of the New World
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