< Retour PALISSANDRE PARA (Dalbergia spruceana) Version imprimable
PALISSANDRE PARA (Dalbergia spruceana)
Nom commercial
Palissandre para
Nom scientifique (avec auteur)
Dalbergia spruceana (Benth.) Benth.
Famille
LEGUMINOSAE
Noms communs (pays)
Saboarana (Brazil); Jacarandá-Pedra (Brazil); Jacarandá-Da-Caatinga (Brazil); Jacamin (Brazil)
Synonymes du nom scientifique (avec auteurs)
Miscolobium spruceanum Benth.; Amerimnon spruceanum (Benth.) Kuntze
DESCRIPTION DE L'ARBRE
Description botanique
D. spruceana is described as a small to medium size tree.
Habitat naturel
Dalbergia spruceana is found in lowlands, on well drained soils in secondary forests. It is a gregarious species.
Répartition naturelle
In Brazil this species is reported in the Amazonas and Para states, and also in Amapa and Rondonia.
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). Colored deposits in heartwood vessels. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar t Axial parenchyma in marginal or in seemingly marginal bands. Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Occasionally axial parenchyma aliform. Axial parenchyma storied. Occasionally prismatic crystals in chambered axial parenchyma cell Rays more than 10 per mm (abundant). Rays storied. Rays commonly 2 seriate. 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 a mild smell when green, but no distinct taste.
Teinte
The sapwood is white to yellowish in color, different from the heartwood which is dark brown, with dark or almost black longitudinal stripes
Index de Teinte (1 = Noir, 7 = Jaune clair)
2
Grain
The grain is mostly irregular
Texture
This species is usually reported to have a medium texture.
Luster
This wood is frequently moderate in luster.
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
1
Teneur en silice
Silica Content: Silica contents up to 0.14% in weight have been reported for Dacryodes species. Silica Value: 0.14
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.77
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
0.87
Retrait tangentiel total (saturé à 0%TH) (%)
6.4
Retrait radial total (saturé à 0%TH) (%)
3.6
Défauts dus au séchage
Drying Defects: This species is reported to check and warp severely.
Calendrier de séchage en séchoir recommandé
UK-C; US-T3-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)
1192
Rigidité (module d'élasticité_ MOE) 12%TH (kgf/cm²)
131451
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
591
Résistance au cisaillement (radial) 12%TH (kgf/cm²)
194
Dureté Janka (latérale) 12%TH (kgf)
1257
OUVRABILITÉ
Usinage
This species is easy to machine.
Rabotage
Planing operations are rather easy.
Moulurage
Molding is reported to be easy.
Perçage
Boring of this species is reported to be easy.
Ponçage
Sanding of this species is reportedly easy.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
FURNITURE AND CABINETS, luxury furniture, cabinets, PLYWOOD AND VENEER, Decorative veneer, TOOLS, tool handles
MEUBLES ET M. DE RANGEMENT
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Meubles luxe
- 22 - Dry kiln schedules for commercial woods. Temperate and tropical. Section IV-Asian and Oceanian Woods
Armoires
- 24 - Empire Timbers
PANNEAUX ET PLACAGE
- 25 - Directory of Timber Trade Malaysia
Placage tranché
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
OUTILS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Outils_manches
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
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