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Ditta 5
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 4
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Akikagba
Akikagba (Discoglypremna caloneura)

Family: Euphorbiaceae

Common names: Akikagba, Akoret, Apohia, Athieghe, Atieghe, Bovui-hini, Dein, Dibimbi, Dubrafo, Fetaferai, Gbovui-hini, Hotoro, Hotorohotoro, Leh-bohn, Nanomanamedua, Nnomanamegyama, Nomanoma-gyama, Obinwanyi, Ofreh-tefreh, Ofretetre, Okpaghegui, Okpaigwi, Shokushogwo, Uguaomaifian, Uguomafia, Uguomaiton

Distributed in: Congo, Gabon, Guinea, Ivory Coast, Liberia, Nigeria, Uganda, Zaire (Africa)

Common uses: Boat building (general), Boxes and crates, Cabinetmaking, Carvings, Flooring, Food containers, Furniture, Joinery, Light construction, Matches, Millwork, Particleboard, Plywood, Poles, Posts, Pulp/Paper products, Turnery, Vehicle parts

Colors: the heart isWhite to cream, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow .The grain isStraight, the textureMediumand the lusterMedium

Natural durability: Susceptible to attack from termites (Isoptera), Susceptible to marine borer attack

Kiln Schedules: Drying (speed) is fast

Tree Identification: Bole/stem form is straight

Cutting Resistance: Cutting Resistance with dry wood is easy

Gluing: Easy to glue

Nailing: Easy to nail

Planing: Planes well, to a good finish

Resistance to Impregnation: Sapwood is permeable

Response to hand tools: Fairly Difficult to Difficult to Work


Polishing: Very Good to Excellent;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 352 kg/m3
Bending Strength 429 674 kg/cm2
Crushing Strength 200 345 kg/cm2
Hardness 144 kg
Impact Strength cm
Shearing Strength 62 kg/cm2
Stiffness 71 84 1000 kg/cm2
Tangential Shrinkage 8 %
Radial Shrinkage 4 %
Weight 352 288 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 6111 9589 psi
Density 22 lbs/ft3
Hardness 319 lbs
Maximum Crushing Strength 2850 4909 psi
Shearing Strength 882 psi
Stiffness 1017 1199 1000 psi
Weight 22 18 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 8 %
Volumetric Shrinkage 10 %

Shrinkage, Tangential = moderate
Bending strength (MOR) = low
Modulus of Elasticity (stiffness) = very low
Max. crushing strength = low
Shrinkage, Volumetric = moderate
Shrinkage, Tangential = small
Shrinkage, Tangential = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = very small
Shrinkage, Radial = small
Shrinkage, Radial = large
Shrinkage, Radial = fairly large
Max. crushing strength = medium
Hardness (side grain) = very soft
Shrinkage, Volumetric = small
Shrinkage, Radial = moderate
Shearing strength (parallel to grain) = very low
Density (dry weight) = 23-30 lbs/cu. ft.
Density (dry weight) = 15-22 lbs/cu. ft.

Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchCooper, G.P., Record, S.J.,1931,The Evergreen Forests of Liberia,Yale School Forestry Bulletin,31,pp1-153Fouarge, J., Gerard, G.,1964,Bois du Mayumbe,I.N.E.A.C. BelguimHedin, L.,1930,Etude sur la Foret et les Bois du Cameroun,Haut-Commissaire de la CamerounIrvine, F.R.,1961,Woody Plants of Ghana,O.U.P. LondonKeay, R.W.J.,1964,Nigerian Trees Vol.2,Nigeria Federal Department of Forest Research, IbadanSallenave, P.,1955,Proprietes Phyiques et Mecaniques des Bois Tropicaux de l'Union Francaise,C.T.F.TSallenave, P.,1971,Proprietes Physiques et Mecaniques des Bois Tropicaux (Deuxieme,Supplement,C.T.F.T.Savill, P.S., Fox, J.E.D.,1967,Trees of Sierra LeoneTakahashi, A.,1978,Compilation of Data on the Mechanical Properties of Foreign Woods (Part,III) Africa,Shimane University, Japan, Research Report on Foreign Wood No. 7Taylor, C.J.,1960,Synecology and Silviculture in Ghana,University College of Ghana Thomas Nelson and Sons
*Come interpretare i dati (manleva su eventuali imprecisioni)