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MOVINGUI (Distemonanthus benthamianus)
Nom commercial
Movingui
Nom scientifique (avec auteur)
Distemonanthus benthamianus Baill.
Famille
LEGUMINOSAE
Noms communs (pays)
Ayan (Ghana); Barre (Côte d`Ivoire); Disthemonanthus (United Kingdom); Eyen (Gabon); Yellow satinwood; Waiba-yidi; Urumvia; Tabako; Sella; Sebako; Owingue; Ogueminya; Ogueminia; Nigerian yellow satinwood; Nigerian satinwood; Ndulii; Muvenghi; Mpio; Movinga; Monkey can`t climb; M`fan; Kutreamfo; Kurakakan; Kokodua; Ka-kankisa; Jao; Gwada-u; Guradau; Gue-re; Fawie; Elibengan; Ehurufren; Ehurufen; Ehoromiria; Ehoromfia; Duabeyi; Duabai; Duaanyn; Dua-kobin; Diaka-kone; Berisamdua; Barre; Anyendua; Anyaran; Anyan; Alinyan; African satinwood; Distemonanthus (United Kingdom); Ayan (United Kingdom); Eyen (Equatorial Guinea); Ayan (Nigeria); Ayanran (Nigeria); Eyen (Cameroon); Bonsamdua (Ghana); Movingui (Gabon)
Synonymes du nom scientifique (avec auteurs)
Distemonanthus laxus Oliv.
DESCRIPTION DE L'ARBRE
Description botanique
The tree reaches a height of 30 to 40 m. The bole is reasonably straight, clear and cylindrical. The trunk diameter attains 80 to 150 cm, over the rather thin, weakly developed buttresses. Log is banned for international trading.(Cameroon)
Habitat naturel
Distemonanthus benthamianus is found in the primary forests of West Africa.
Répartition naturelle
Widely but sparsely distributed throughout West Africa, mainly in Cameroon, Ghana and Nigeria.
IDENTIFICATION DU BOIS
Description anatomique du bois
Wood diffuse porous. Occasionally vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 150 to 200 micras (medium). Occasionally vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to int Axial parenchyma in marginal or in seemingly marginal bands. Occasionally axial parenchyma in marginal or in seemingly marginal bands. Axial parenchyma aliform. Occasionally axial parenchyma confluent. Axial parenchyma storied. Prismatic crystals in chambered 4 to 10 rays per mm (medium). Rays storied. Rays 1 to 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 sapwood is straw-yellow. The heartwood is yellow to yellowish brown, it is fairly distinct from heartwood. The silver figure is fine, slightly lustrous.
Index de Teinte (1 = Noir, 7 = Jaune clair)
6
Grain
Straight or slightly interlocked.
Texture
The wood is mostly medium in texture.
Luster
Luster is reported to be moderate.
Durabilité naturelle
Moderately durable to decay. Without preservative treatment, this species can be used only under risk of occasional re-humidification. It is not suited for uses with risks of permanent or long-lasting humidification. Moderately resistant to termites attack
Index de durabilité naturelle (1 = Très élevée, 7 = Très faible)
3
Tensions internes de croissance
For this species no growth stresses are reported.
Teneur en silice
Silica Content: Silica is present. Amounts over 0.05% may affect wood processing. Silica Value: 0.49
Résistance à l'imprégnation
Nearly impossible to treat with a too much low penetration of the preservative substances.
PROPRIÉTÉS PHYSIQUES DU BOIS
Densité basale ou gravité spécifique (poids anhydre/vol. saturé) (g/cm³)
0.66
Densité sèche à l'air (poids et volume à 12%TH) (g/cm³)
0.73
Retrait tangentiel total (saturé à 0%TH) (%)
5.8
Retrait radial total (saturé à 0%TH) (%)
3.6
Défauts dus au séchage
Ease of Drying: Drying is fairly easy; some difficulties could occur when drying too fast. Drying Defects: Risks of resin exudation Kiln Schedules: The kiln schedule has been tested.
Calendrier de séchage en séchoir recommandé
FR-6
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)
1180
Rigidité (module d'élasticité_ MOE) 12%TH (kgf/cm²)
150289
Résistance à la compression parallèle à la fibre 12%TH (kgf/cm²)
654
Résistance à la compression perpendiculaire à la fibre 12%TH (kgf/cm²)
89
Résistance au cisaillement (radial) 12%TH (kgf/cm²)
93
Dureté Janka (latérale) 12%TH (kgf)
665
Dureté Janka (extrémités) 12%TH (kgf)
756
OUVRABILITÉ
Sciage
It is moderately easy to saw.
Coupe de placage de déroulage
Suitable for slicing, also suitable for peeling if treated.
Placage tranche
Suitable for slicing, also suitable for peeling if treated.
Effet d'émoussement
Severe blunting effect; stellited blades for sawing and carbide tools for machining are recommended.
Usinage
Possible difficulties caused by interlocked grain are reported.
Rabotage
Moderately easy; tools must be cautiously sharpened.
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
Pre-boring is necessary.
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.
Cintrage à la vapeur
It is well suited for wood bending uses.
Compatibilité avec outils manuels
No particular problems.
UTILISATIONS
UTILISATIONS FINALES (RÉSUMÉ)
HOUSING GENERAL, beams, joists, boards, flooring, parquet, frames, steps, panelling, fittings, FURNITURE AND CABINETS, luxury furniture, cabinets, PLYWOOD AND VENEER, faces, Decorative veneer, TURNING, ornaments, turned furniture, cutlery, lasts, BENDING, chairs, CONTAINERS, cooperage, truck bodies, truck flooring, OTHER AND MUSICAL INSTRUMENTS, handicrafts, shingle
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
Planches
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Planchers
- 14 - Handbook of Hardwoods
Parquets
- 15 - Empire Timbers
Cadres
- 16 - Woods of the World
Marches
- 17 - Tree Conservation Database
Panneaux
- 18 - W3TROPICOS Missouri Botanical Garden
Accessoires en bois
- 19 - Silica in Timbers
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
Faces (de placage)
- 26 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Placage tranché
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
Tournage
- 30 - Embassy of Honduras in Japan
Ornements
- 31 - Embassy of Colombia in Japan
Ornements
- 32 - Embassy of Cote d`Ivoire in Japan
Manches de couverts
- 33 - Embassy of Gabon in Japan
Formes à chaussures
- 34 - Embassy of Indonesia in Japan
Résistance à la flexion
- 35 - Embassy of Myanmar in Japan
Chaises
- 36 - Autoridad Nacional del Ambiente, Panama
Tonnellerie
- 51 - Recopilacion de propiedades mecanicas de maderas creciendo en Chile
Carros_camion
- 53 - Timbers of the New World
Wagons
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
Artisanat
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Shingles
- 77 - Amazonian Timbers, Characteristics and Utilization Volume I; Tapajós National Forest
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