Miama (Calpocalyx heitzii)
Family: Leguminosae
Common names: Miama, Okpagheze
Distributed in: Cameroon, Gabon (Africa)
Distribution overview: Cameroon; Equatorial Guinea; Gabon. Relatively restricted in range, this coastal forest species occurs in the south of Cameroon on the border with Equatorial Guinea and north of the Ogoouiver in Gabon. Both populations are threatened because of the extent of felling and degradation of the habitat.
Common uses: Boat building, Building construction, Building materials, Cabin construction, Canoes, Chairs, Chests, Concealed parts (Furniture), Construction, Crossties, Desks, Dining-room furniture, Domestic flooring, Dowell pins, Dowells, Drawer sides, Excelsior, Factory construction, Factory flooring, Fine furniture, Floor lamps, Flooring, Furniture , Furniture components, Furniture squares or stock, Hatracks, Heavy construction, Interior construction, Interior trim, Joinery, Kitchen cabinets, Lifeboats, Living-room suites, Millwork, Mine timbers, Moldings, Office furniture, Parquet flooring, Radio - stereo - TV cabinets, Railroad ties, Rustic furniture
Environment profile: Extinct, Endangered, Vulnerable, or Rare within its range
Tree size: Tree height is 20-30 m
Colors: the heart isReddish brown, Yellowand the sapwoodRed, Yellow.The grain isWavy, the textureMediumand the lusterMedium
Natural durability: Non-resistant to termites, Perishable
Silica Content: Siliceous
Ease of Drying: Reconditioning Treatement
Cutting Resistance: Moderate to fairly difficult to saw
Gluing: Glues well
Wood glues well and yields very good joints
Nailing: Easy to nail, Holds nails well
Planing: Variable machining properties
Resistance to Impregnation: Wood very resistant to preservative treatment
Response to hand tools: Fairly Difficult to Difficult to Work
Painting: Difficult to paint
Gummy substances in pores makes surface treatments difficult
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- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
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Density |
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kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
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kg/cm2 |
Hardness |
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kg |
Impact Strength |
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cm |
Shearing Strength |
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kg/cm2 |
Stiffness |
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1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
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% |
Weight |
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kg/m3 |
Maximum Load |
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cm-kg/cm3 |
Toughness |
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cm-kg |
Static Bending |
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kg/cm2 |
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Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchWCMC.1992.Conservation Status Listing - Trees and Timbers of the World. World Conservation Monitoring Center-Plants Programme, Cambridge, CB3 ODL, United Kingdom.
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