< Retour JENITRI/QUANDONG (Elaeocarpus spp) Version imprimable
JENITRI/QUANDONG (Elaeocarpus spp)
Nom commercial
Jenitri/Quandong
Nom scientifique (avec auteur)
Elaeocarpus L.
Famille
ELAEOCARPACEAE
Noms communs (pays)
Quandon (Papua New Guinea); Gomitri (Indonesia); Parius (Sabah); Kingkurad (Sabah); Perius perius (Borneo); Suragam (Borneo); Seng kurat (Sarawak); Siampa (Malaysia); Derumun (Malaysia); Mendong (Malaysia); Com (Vietnam); Mun (Thailand); Thitpwe (Myanmar); Rudraksh (India)
DESCRIPTION DE L'ARBRE
Description botanique
It is a small to medium-sized, occasionally fairly large tree up to 40 m tall. The bole is straight, cylindrical, branchless for 18 m, with diameters of 80 cm. Sometimes steep buttresses up to 3 to 5 m or, rarely, stilt roots are present.
Habitat naturel
It is often found in secondary rain forests, at low to medium altitudes. It grows in a wide range of habitats, including coastal forests and swamp forests, in ultrabasic soils.
IDENTIFICATION DU BOIS
Description anatomique du bois
Wood diffuse porous. Vessels per mm2 5 to 20. Simple perforation plates. Axial parenchyma absent or extremely rare, non visible with magnifying glass (8x). Rays of two distinct sizes. All ray cells upright and/or square. Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II).
Disponibilité
Statut CITES
Unrestricted
DESCRIPTION GÉNÉRALE DU BOIS
Teinte
Heartwood straw, yellow-white to pale yellow-brown or pinkish-brown, not clearly differentiated from the white to pale grey-brown sapwood.
Index de Teinte (1 = Noir, 7 = Jaune clair)
5
Grain
Grain usually straight, sometimes shallowly interlocked.
Texture
The texture is very fine to moderately fine and even.
Luster
This wood is lustrous.
Durabilité naturelle
The wood is non-durable when exposed to the weather or in contact with the ground.
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
5
Résistance à l'imprégnation
The sapwood is permeable, the penetration of heartwood is good in some material, patchy in others.
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.65
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
0.73
Retrait tangentiel total (saturé à 0%TH) (%)
10.1
Retrait radial total (saturé à 0%TH) (%)
7.4
Défauts dus au séchage
Ease of Drying: Seasoning is generally easy and rapid with little degrade. Drying Defects: Risk of moderate warping. Kiln Schedules: Kiln drying is fairly rapid under moderate schedules.
Calendrier de séchage en séchoir recommandé
JP-25
Ratio de stabilité dimensionnelle (% retrait tangentiel total/% retrait radial total)
1.4
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)
1101
Rigidité (module d'élasticité_ MOE) 12%TH (kgf/cm²)
162000
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
577
OUVRABILITÉ
Sciage
Wood of this species is easy to cut.
Coupe de placage de déroulage
This species is reported to have good characteristics for lamination.
Placage tranche
This species is reported to have good characteristics for lamination.
Usinage
Machining operations are rather easy.
Moulurage
This species is easy to mold.
Tournage
30
Finissage
Finishing properties are rated as good to fair.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
HOUSING GENERAL, beams, boards, frames, shutter boards, FURNITURE AND CABINETS, PLYWOOD AND VENEER, faces, TURNING, NAVAL CONSTRUCTION, boats, boat oars, OTHER AND MUSICAL INSTRUMENTS, handicrafts, pencil, matches, axle, moldings, paper
MEUBLES ET M. DE RANGEMENT
- 10 - Silica in Timbers
Pouters
- 11 - Prospect: The wood database
Planches
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Cadres
- 16 - Woods of the World
Volets
- 20 - Prospect: The wood database
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
Faces (de placage)
- 26 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Tournage
- 30 - Embassy of Honduras in Japan
CONSTRUCTION NAVALE
- 55 - Tropical Timber Atlas of Latin America
Navires
- 56 - Manual de Identificación de Especies Forestales de la Subregión Andina.
Navires_rames
- 60 - Amazonian Timbers, Characteristics and Utilization Volume II; Curuá-Una Experimental Forest Station
Artisanat
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Crayon
- 67 - Maderas latinoamericanas. VIII, Calophyllum brasilense, Couratari panamensis, Dendropanax arboreum y Bombacopsis sessilis
Allumette
- 71 - Proprietes physiques et mecaniques des bois tropicaux, premier supplement
Essieux
- 73 - Handbook of Hardwoods
Moulures
- 79 - Padronização da Nomenclatura Comercial Brasileira das Madeiras Tropicais Amazônicas, Sugestão
Papier
- 82 - Compilation of Data on the Mechanical Properties of Foreign woods (Part 2) Central and South America.
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