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ObecheObecheObeche
Obeche (Triplochiton scleroxylon)

Family: Sterculiaceae

Common names: Abachi, African bush maple, African maple, African whitewood, Ajuss, Arare, Arere, Ayos, Ayous, Ayus, Bado, Bamba, Batobus, Bush maple, Cofa, Egin-fifen, Ejoung, Ejuong, Ewowo, Gha, Ghana obeche, Hafa, Hofa, Kofa, Kpa, Larana whitewood, Lomangene, M'bado, Nkom, Obeche, Obechi, Obeke, Ofa, Okpa, Okpo, Otrotso, Oua-oua, Ouesse, Owawa, Owowa, Pataboa, Sam, Sama, Samba, Samba gris, Samba ou ayous, Samba-ayous, Sankamba, Satinwood, Serama, Soft satinwood, Wana, Wawa, Wawa arera

Distributed in: Cameroon, Central African Republic, Congo, Equatorial Guinea, Gabon, Ghana, Guinea, Ivory Coast, Liberia, Nigeria, Sierra Leone, South Africa, Zaire (Africa)

Distribution overview: Widely distributed in tropical West Africa, from Guinea to Zaire. It is found mainly along waterways, on abandoned farmlands, and in transition zones between humid evergreen and semi-deciduous forests.especially common in the drier and more disturbed types of forests within its range.

Common uses: Artificial limbs, Bedroom suites, Bent Parts, Blockboard, Boat building (general), Boat building, Boxes and crates, Building materials, Cabinetmaking, Canoes, Carvings, Casks, Chairs, Chests, Concrete formwork, Cutting surfaces, Decorative plywood, Decorative veneer, Desks, Dining-room furniture, Drawer sides, Excelsior, Fiberboard, Figured veneer, Fine furniture, Food containers, Fuelwood, Furniture , Furniture components, Furniture squares or stock, Furniture, Hatracks, Interior construction, Interior trim, Joinery, Kitchen cabinets, Lifeboats, Light construction, Living-room suites, Marquetry, Millwork, Model airplanes, Moldings, Musical instruments, Musical instruments: piano, Office furniture, Packing cases, Particleboard, Plywood corestock, Plywood, Pulp/Paper products, Radio - stereo - TV cabinets, Rustic furniture, Shingles, Shipbuilding, Stools, Tables, Tool handles, Turnery, Utility furniture, Vehicle parts, Veneer

Product sources: The ITTO reports that the species is recognized as a very important source of timber for export. The timber is considered too soft for general joinery use, but it is highly suitable for small accurate mouldings.Obeche is readily available in both veneer and lumber forms. The timber is usually available in large sizes which allows it to be used for the mass production of cabinets and kitchen furniture. Prices are in the inexpensive range.

Environment profile: Generally secure within its natural habitat

Tree size: Trunk diameter is 100-150 cm

Colors: the heart isWhite to cream, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow, Yellow.The grain isWeak figure, the textureModerately fine to coarseand the lusterSlightly lustrous

Natural durability: Very durable, Very durable

Odor: Unpleasent odor when freshly milled There is usually an unpleasant odor when freshly cut, but the smell disappears after the wood is seasoned

LightInduced Color Change: Darker

Kiln Schedules: UK=L US=T14C6S/T12C5S -

Kiln Drying Rate: Rapid (<10 days for boards < 32 mm, to <30 days for boards >= 63 mm)

Drying Defects: Slight end splitting, Slight twist/warp

Ease of Drying: Fairly Easy

Tree Identification: Bole/stem form is straight

Comments: General finishing qualities are rated as good

Blunting Effect: Slight dulling effect on cutting tools

Boring: Fairly difficult to very difficult

Carving: Good results

Cutting Resistance: Saws satisfactorily

Gluing: Good gluing properties

Mortising: Responds well to machine tools in mortising operations

Moulding: Requires very sharp cutting edges

Movement in Service: Requires very sharp cutting edges

Nailing: Holds satisfactorily, Nails hold poorly

Planing: Special attention required

Resistance to Impregnation: Sapwood is permeable

Resistance to Splitting: Good

Response to hand tools: Responds well to hand tools

Routing recessing: Sharp cutters are required to prevent chipping and crumbling at tool exits in end-grain material

Sanding: Good sanding properties

Veneering qualities: No drying degrade. Dries flat without splitting, Suitable for peeling

Steam bending: Moderate

Screwing: Easy to screw, Poor results; Turning: Turns with moderate ease

Painting: Very Good to Excellent; Polishing: Requires a filler; Staining: Satisfactory staining properties;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity 0,31 0,36
Density 384 kg/m3
Bending Strength 378 570 kg/cm2
Crushing Strength 155 257 kg/cm2
Hardness 185 kg
Impact Strength 60 50 cm
Shearing Strength 66 kg/cm2
Stiffness 61 73 1000 kg/cm2
Tangential Shrinkage 5 %
Radial Shrinkage 2 %
Weight 384 384 kg/m3
Maximum Load 0,35 0,42 cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
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