MOAMBé JAUNE (Enantia chlorantha)
Nom commercial
Moambé jaune
Nom scientifique (avec auteur)
Enantia chlorantha Oliv.
Famille
ANNONACEAE
Noms communs (pays)
Osopupa (Nigeria); Baoué (Côte d`Ivoire); Muamba jaune (Zaire); M'fol (Gabon); Muamba jaune (Congo); Mfoo (Cameroon); Mfo (Cameroon); Yellow wood; Yaru; Woyoyo; Sohn; Osopupa; Osomolu; Njie; Nje; Nfoo; Muamba jaune; Mpouley; Moambe jaune; Mfol; Mfo; Mbawe; Kpaini; Koduben; Kakerin; Kakerim; Gbawe; Esuro; Esabawogo; Erenbavbogo; Ehranbabogo; Dubuma; Dua sika; Debima; Chibo; Bopalo; Bonuku bololo; Bonuke; Bololo; Belvi; Bawe; Baoue; Banuke; African yellow wood
Synonymes du nom scientifique (avec auteurs)
Enantia affinis Exell; Annickia chlorantha (Oliv.) Setten & Maas
DESCRIPTION DE L'ARBRE
Description botanique
The tree reaches a height of 8 to 30 m, with diameters from 30 to 100 cm. The bole is up to 6 to 30 m in length. Longitudinal fluting near the base makes it difficult to cut out a square log.
Habitat naturel
Enantia chlorantha occurs in the moist lands of evergreen forest, the lower parts of mixed deciduous forest, and in the middle storey of low-land rain forest.
IDENTIFICATION DU BOIS
Description anatomique du bois
Wood diffuse porous. Occasionally vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 100 to 150 micras (small). Non-vestured pits. Vessels per mm2 10 to 20 (abundant). Simple perforation plates. Vessel-ray pits similar to intervessel Axial parenchyma scalariform. Non-crystals in axial parenchyma cells. 5 to 8 cells per parenchyma strand. Axial parenchyma bands over 4 per mm. 4 to 10 rays per mm (medium). Rays non-storied. Larger rays more than 4 seriate. Body ray cells procumbent with one row of upright and/or square marginal cells (Kribs-III). Non-septate fibers. Fibers with simple to minutely bordered pits.
Disponibilité
Statut CITES
Unrestricted
DESCRIPTION GÉNÉRALE DU BOIS
Teinte
The heartwood is green-yellow when freshly cut, turning to dark yellow on exposure, it is not demarcated.
Grain
Straight; grain has no particular influence on drying, machining and finishing qualities.
Texture
This wood has a somewhat fine texture.
Luster
The wood surface is low in luster.
Durabilité naturelle
Slightly durable to decay. This species needs preservative treatment for uses with risks of occasional re-humidification. It is not suited for uses with risks of permanent or long-lasting humidification. The heartwood is sensible to termites and Lyctus at
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
6
Tensions internes de croissance
For this species no growth stresses are reported.
Résistance à l'imprégnation
Moderately easy to treat with a partial penetration of the preservative products.
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.50
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
0.54
Retrait tangentiel total (saturé à 0%TH) (%)
5.9
Retrait radial total (saturé à 0%TH) (%)
3.6
Calendrier de séchage en séchoir recommandé
FR-5
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_French.pdf
PROPRIÉTÉS CHIMIQUES DU BOIS
PROPRIÉTÉS MÉCANIQUES DU BOIS
Résistance à la flexion (module de rupture_MOR) 12%TH (kgf/cm²)
892
Rigidité (module d'élasticité_ MOE) 12%TH (kgf/cm²)
120897
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
540
Résistance à la compression perpendiculaire à la fibre 12%TH (kgf/cm²)
69
Résistance au cisaillement (radial) 12%TH (kgf/cm²)
66
Dureté Janka (latérale) 12%TH (kgf)
358
Dureté Janka (extrémités) 12%TH (kgf)
462
OUVRABILITÉ
Sciage
It is easy to saw.
Coupe de placage de déroulage
Suitable for slicing.
Placage tranche
Suitable for slicing.
Effet d'émoussement
Slight blunting effect; ordinary tools can be used for sawing and machining.
Usinage
Machining of this species is reportedly easy.
Rabotage
Easy; no particular problems.
Moulurage
Moderately easy; tools must be cautiously sharpened.
Tournage
30
Perçage
Moderately easy; tools must be cautiously sharpened.
Mortaisage
Moderately easy; tools must be cautiously sharpened.
Clouage
No particular problem.
Collage
Glues well if basic gluing technical rules are followed.
Ponçage
Easy to perform; it gives good results.
Polissage
Can be polished without surface preparation.
Compatibilité avec outils manuels
No particular problems.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
HOUSING GENERAL, joists, boards, frames, panelling, fittings, FURNITURE AND CABINETS, common furniture, PLYWOOD AND VENEER, Decorative veneer, TURNING, turned furniture, lasts, PACKING, light packing, pallets, OTHER AND MUSICAL INSTRUMENTS, handicrafts, cigar boxes, door core, moldings, particleboard, cementboard
MEUBLES ET M. DE RANGEMENT
- 10 - Silica in Timbers
Solives
- 12 - Tropical timbers of the world. Part I-Tropical American Species
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
Panneaux
- 18 - W3TROPICOS Missouri Botanical Garden
Accessoires en bois
- 19 - Silica in Timbers
Meubles ordinaire
- 23 - Handbook of Hardwoods
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
Ornements
- 32 - Embassy of Cote d`Ivoire in Japan
Formes à chaussures
- 34 - Embassy of Indonesia in Japan
EMBALLAGE
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Embal_léger
- 46 - ECUADOR, Inventario y Aprovechamiento de los Bosques del Sur Ecuatoriano
Emballage, palettes
- 48 - The strength properties of timbers
Artisanat
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Cigares
- 68 - Contribucion al conocimiento de la resistencia mecanica de la madera de peumo
âme_porte
- 76 - Descripción General y Anatómica de 105 Maderas del Grupo Andino.
Moulures
- 79 - Padronização da Nomenclatura Comercial Brasileira das Madeiras Tropicais Amazônicas, Sugestão
Panneaux de particules
- 80 - Estudio Integral de la Madera para Construcción
Cementboard
- 81 - Madeiras da Amazônia: descrição do lenho de 40 espécies ocorrentes na Floresta Nacional do Tapajós
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