TERMINALIA (Terminalia chebula)
Nom commercial
Terminalia
Nom scientifique (avec auteur)
Terminalia chebula Retz.
Famille
COMBRETACEAE
Noms communs (pays)
Sa mao tchet (Cambodia); Sramo (Cambodia); Samo-thai (Thailand); Manja patut (Malaysia); Manja puteri (Malaysia); Manja lawai (Malaysia); Myrobolan noir (France); Myrobalan noir (France); Chebulic myrabolan (United Kingdom); Chebulic myrobalan (United Kingdom); Panga (Myanmar)
Synonymes du nom scientifique (avec auteurs)
Terminalia zeylanica van Heurck & Muell.A; Terminalia tomentella Kurz; Terminalia parviflora Thwaites
DESCRIPTION DE L'ARBRE
Description botanique
It is a medium sized tree up to 30 meters tall, the bole is short, from 6 to 9 m long, usually branchless for up to 10 meters and 130 cm in diameter. This species is a source of tannins.
Habitat naturel
Terminalia chebula is found scattered in teak forests, mixed deciduous forests and dry evergreen forests, up to 1,000 m of altitude.
Existence de plantations?
This species has been introduced to Peninsular Malaysia.
IDENTIFICATION DU BOIS
Description anatomique du bois
Tangential diameter of vessel lumina 200 micras or more (large). Vestured pits. Vessel-ray pits similar to intervessel pits in size and shape. Simple perforation plates. Intervessel pits small, 7 micras or less. Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confluent. Axial parenchyma bands more than 3 cells wide. 4 to 10 rays per mm (medium). Rays exclusively uniseriate. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent).
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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
Odor or taste are absent.
Teinte
The sapwood is white to pale yellow brown, slightly demarcated from the yellow brown heartwood.
Index de Teinte (1 = Noir, 7 = Jaune clair)
3
Grain
The grain is straight.
Texture
The texture is fine to medium.
Luster
The surface of the wood is naturally moderate in luster.
Durabilité naturelle
The wood is moderately durable under natural conditions.
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
3
Résistance à l'imprégnation
The wood is not difficult to treat with preservatives.
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.73
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
0.82
Retrait tangentiel total (saturé à 0%TH) (%)
9.0
Retrait radial total (saturé à 0%TH) (%)
5.5
Calendrier de séchage en séchoir recommandé
JP-12
Ratio de stabilité dimensionnelle (% retrait tangentiel total/% retrait radial total)
1.6
Calendrier de séchage en séchoir
http://www.tropicaltimber.info/wp-content/uploads/2015/09/KD_Japanese_ENG.pdf
PROPRIÉTÉS CHIMIQUES DU BOIS
PROPRIÉTÉS MÉCANIQUES DU BOIS
Résistance à la flexion (module de rupture_MOR) 12%TH (kgf/cm²)
999
Rigidité (module d'élasticité_ MOE) 12%TH (kgf/cm²)
131451
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
544
Dureté Janka (latérale) 12%TH (kgf)
1239
OUVRABILITÉ
Coupe de placage de déroulage
This species can be used for lamination.
Placage tranche
This species can be used for lamination.
Usinage
It is easy to machine.
Clouage
The wood nails well, but pre-boring is often necessary to prevent splitting.
Ponçage
This species is reported to be easy to sand.
Finissage
The wood finishes well with a slight satin luster, but it might be necessary to use fillers.
Polissage
Wood of this species is easy to polish.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
HOUSING GENERAL, beams, joists, flooring, frames, FURNITURE AND CABINETS, PLYWOOD AND VENEER, TOOLS, tool handles, agricultural tools, OTHER AND MUSICAL INSTRUMENTS, axle
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
Cadres
- 16 - Woods of the World
MEUBLES ET M. DE RANGEMENT
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
PANNEAUX ET PLACAGE
- 25 - Directory of Timber Trade Malaysia
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
Essieux
- 73 - Handbook of Hardwoods
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