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Comments
Common Names
Countries of Distribution
Cutting Resistance
Ease of Drying
Environmental Profile
Family Name
Gluing
Grain
Luster
Nailing
Natural Durability
Numerical Data
Planing
References
Regions of Distribution
Scientific Name
Screwing
Strength Properties
Texture
Trade Name
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Common Names
Asas, Assas, Doaando, Ogangan, Opepea, Sasse, Tchikuebi, Tschikue
Regions of Distribution
Africa
Countries of Distribution
[VIEW MAP]
Cameroon, Ivory Coast
Environmental Profile
| Very little threat to its natural environment. |
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| Very little threat to its natural environment. |
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| Data source is World Conservation Monitoring Center |
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Grain
| Even |
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| Birds-eye (figure) |
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| Interlocked |
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| Straight |
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Texture
Luster
Natural Durability
| Perishable |
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| Non-durable |
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| Susceptible to insect attack |
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Ease of Drying
Comments
Generally difficult to split
Generally strong, tough, and hard.
Cutting Resistance
| Easy to saw |
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| Band saws easily |
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Gluing
Nailing
| Holds nails well |
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| Good nailing properties |
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Planing
| Requires reduced cutting angle |
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| Good planing properties |
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Screwing
| Holds screws well |
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| Good screwing properties |
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Strength Properties
| Max. crushing strength = high |
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| Compression strength (parallel to grain) = high |
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| Bending strength (MOR) = very high |
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Numerical Data
| Item | Green | Dry | English |
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| Bending Strength | | 15639 | psi |
| Impact Strength | 26 | 28 | inches |
| Maximum Crushing Strength | | 7894 | psi |
| Stiffness | | 1611 | 1000 psi |
| Specific Gravity | | 0.59 | |
| Radial Shrinkage | 3 | | % |
| Tangential Shrinkage | 8 | | % |
| Volumetric Shrinkage | 12 | | % |
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| Item | Green | Dry | Metric |
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| Bending Strength | | 1099 | kg/cm2 |
| Impact Strength | 65 | 71 | cm |
| Maximum Crushing Strength | | 555 | kg/cm2 |
| Stiffness | | 113 | 1000 kg/cm2 |
| Specific Gravity | | 0.59 | |
| Even |
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| Figure |
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| Straight |
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| Roey (figure) |
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References
Bolza, E. and W. G. Keating. 1972 African Timbers - The Properties, Uses and Characteristics of 700 Species - Division of Building Research, Commonwealth Scientific & Industrial Research Organization, Melbourne, Australia.
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