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Blunting Effect
Boring
Comments
Common Names
Common Uses
Countries of Distribution
Cutting Resistance
Distribution Overview
Drying Defects
Ease of Drying
Environmental Profile
Family Name
Gluing
Grain
Heartwood Color
Kiln Schedules
Luster
Mortising
Movement in Service
Nailing
Natural Durability
Numerical Data
Odor
Planing
Polishing
References
Regions of Distribution
Resistance to Impregnation
Response to Hand Tools
Sapwood Color
Scientific Name
Screwing
Silica Content
Staining
Steam Bending
Strength Properties
Texture
Trade Name
Tree Size
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Common Names
Anegre, Aniegre, Aningeria, Aningre, Aningueri blanc, Kali, Kararo, Landojan, Landosan, M'boul, Mukali, Mukanga, Muna, N'kali, Osan, Tanganyika nuss, Tutu
Regions of Distribution
Africa
Countries of Distribution
[VIEW MAP]
Angola, Cameroon, Congo, Ethiopia, Ghana, Ivory Coast, Kenya, Nigeria, Uganda, Zaire
Common Uses
Bent Parts, Cabinetmaking, Chairs, Chests, Core Stock, Decorative plywood, Decorative veneer, Desks, Dining-room furniture, Drawer sides, Figured veneer, Fine furniture, Furniture , Furniture components, Furniture squares or stock, Hatracks, Kitchen cabinets, Living-room suites, Office furniture, Plain veneer, Plywood, Radio - stereo - TV cabinets, Rustic furniture, Stools, Utility furniture, Veneer, Wardrobes
Environmental Profile
| Status has not been officially assessed |
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Distribution Overview
Generally in central Africa.
Heartwood Color
| Brown |
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| Red |
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| Pink |
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| Same as sapwood |
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| Reddish brown |
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| Pale red to pink |
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| Darkens slightly upon exposure |
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Sapwood Color
| Brown |
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| Pink |
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| Red |
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| Pale pink to reddish-brown |
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| Not always clearly demarcated from heartwood |
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Grain
| Even |
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| Closed |
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| Figure |
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| Straight |
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| Wavy |
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| Fiddleback (figure) |
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| Mottled (figure) |
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| Occasionally wavy |
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| Mottled figure |
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| Generally straight, but not always |
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| Fiddleback figure |
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| Bee's Wing |
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Even
Texture
| Fine |
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| Coarse |
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| Medium |
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| Medium to coarse |
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| Fine |
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Luster
Natural Durability
| Perishable |
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| Non-durable |
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| Non-resistant to termites |
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| Very little natural resistance |
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| Susceptible to attack by fungi and termites |
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Odor
| Has a taste |
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| Odor similar to cedar |
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| No specific taste |
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Silica Content
| Siliceous |
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| Sometimes siliceous |
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Kiln Schedules
| T6-D4(4/4);T3-D1(8/4) US Schedule E; United Kingdom |
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Drying Defects
| Discoloration |
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| Seasons without checking or twisting |
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| Prone to blue stain during initial stages of drying |
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Ease of Drying
| Rapidly |
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| Reconditioning Treatement |
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| Rapid extraction, conversion and drying is recommended |
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| Dries rapidly and well, with little degrade or defect |
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Tree Size
| Bole length is 20-30 m |
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| Tree height is 50-60 m |
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| Trunk diameter is 100-150 cm |
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Comments
Very similar properties
Blunting Effect
| High to severe |
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| Blunting edges rapidly and severely due to silica content in material |
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Boring
| Fairly difficult to very difficult |
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| Adequate support is necessary when boring to prevent chipping |
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Cutting Resistance
| Easy to saw |
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| Responds readily to sawing |
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Gluing
| Fair to Good Results |
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| Good gluing properties |
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Mortising
| Fairly Difficult to Very Difficult |
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| Support material during mortising to prevent break out. |
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Movement in Service
| Fair to Good Stability - Medium Movement |
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| Excellent Stability - Small Movement |
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| Retains shape well after seasoning |
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| Dimensionally stable |
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Nailing
| Fair to Good Results |
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| Good nail holding properties |
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Planing
| Fairly Difficult to Very Difficult |
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| Rather difficult to plane a smooth finish |
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Resistance to Impregnation
| Permeable sapwood |
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| Permeable heartwood |
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| Moderately permeable to preservative treatment |
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Response to Hand Tools
| Responds Readily |
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| Responds well to hand tools but has moderate blunting on cutting edges |
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Screwing
| Fair to Good Results |
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| Fairly Easy to Very Easy |
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| Good screwing properties |
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Steam Bending
| Fair to Good Results |
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| Moderate steam bending characteristics |
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Polishing
| Fair to Good Results |
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| Good finishing characteristics |
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| Fairly good polishing characteristics |
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Staining
| Fair to Good Results |
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| Fairly Easy to Very Easy |
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| Good staining qualities |
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Strength Properties
| High weight |
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| High in density |
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| Hardness = medium |
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| Compression strength (parallel to grain) = medium |
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| Bending strength (MOR) = medium |
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Bending strength in the air-dried condition (about 12% moisture content) is medium, but lower than Mahogany, and much lower than White oak.Compression strength parallel to grain, or maximum crushing strength, is medium. It is lower in this property than Teak
Numerical Data
| Item | Green | Dry | English |
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| Bending Strength | 7777 | 10287 | psi |
| Density | | 35 | lbs/ft3 |
| Hardness | | 974 | lbs |
| Maximum Crushing Strength | 4168 | 6007 | psi |
| Stiffness | 1073 | 1142 | 1000 psi |
| Specific Gravity | 0.4 | 0.39 | |
| Weight | 50 | 34 | lbs/ft3 |
| Radial Shrinkage | 5 | | % |
| Tangential Shrinkage | 7 | | % |
| Volumetric Shrinkage | 12 | | % |
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| Item | Green | Dry | Metric |
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| Bending Strength | 546 | 723 | kg/cm2 |
| Density | | 560 | kg/m3 |
| Hardness | | 441 | kg |
| Maximum Crushing Strength | 293 | 422 | kg/cm2 |
| Stiffness | 75 | 80 | 1000 kg/cm2 |
| Specific Gravity | 0.4 | 0.39 | |
| Weight | 801 | 544 | kg/m3 |
| Radial Shrinkage | 5 | | % |
| Tangential Shrinkage | 7 | | % |
References
Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.
ITTO. 1986. Tropical Timber Atlas, Volume 1 - Africa. International Tropical Timber Organization (ITTO) and Centre Technique Forestier Tropical (CTFT, 45bis, Avenue de la Belle Gabrielle, Nogent-sur-Marne Cedex, France.
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