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Fornitori

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

Sito web: www.pippo.it
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Ditta 4
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 3
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 2
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 1
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 0
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ekoune
Ekoune (Coelocaryon preussii)

Family: Myristicaceae

Common names: Ekoune, Ekun, Kikubi-lomba, Kikubuilumba, Lomba-kumbi, Wild nutmeg

Distributed in: Congo, Gabon, Liberia, Nigeria (Africa)

Common uses: Boat building (general), Boxes and crates, Cabinetmaking, Canoes, Furniture, Joinery, Light construction, Matches, Moldings, Particleboard, Plywood, Pulp/Paper products, Toys, Turnery

Tree size: Trunk diameter is 100-150 cm

Colors: the heart isRed, Yellow to golden-yellow to orangeand the sapwoodPinkish, White to yellow.The grain isStraight, the textureMediumand the lusterPronounced

Natural durability: Susceptible to insect attack, Susceptible to marine borer attack

LightInduced Color Change: Darker

Drying Defects: Splitting

Ease of Drying: Fairly Easy

Tree Identification: Bole/stem form is straight

Comments: General finishing qualities are rated as good

Cutting Resistance: Easy to saw

Gluing: Moderate gluing properties

Nailing: Easy to nail, Holds nails well

Planing: Planes well, to a good finish

Resistance to Impregnation: Sapwood is permeable

Response to hand tools: Easy to machine

Veneering qualities: Suitable for peeling, Suitable for slicing

Screwing: Easy to screw, Screwing yields good results;

Painting: Satisfactory; Polishing: Very Good to Excellent; Varnishing: Satisfactory ;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 560 kg/m3
Bending Strength 635 992 kg/cm2
Crushing Strength 239 399 kg/cm2
Hardness kg
Impact Strength cm
Shearing Strength 109 kg/cm2
Stiffness 111 129 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 4 %
Weight 544 432 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 9043 14120 psi
Density 35 lbs/ft3
Maximum Crushing Strength 3408 5688 psi
Shearing Strength 1551 psi
Stiffness 1589 1835 1000 psi
Weight 34 27 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 7 %

Density (dry weight) = 38-45 lbs/cu. ft.
Max. crushing strength = medium
Bending strength (MOR) = medium
Shrinkage, Radial = small
Shrinkage, Radial = moderate
Density (dry weight) = 31-37 lbs/cu. ft.
Density (dry weight) = 23-30 lbs/cu. ft.
Shrinkage, Tangential = moderate
Modulus of Elasticity (stiffness) = medium
Shearing strength (parallel to grain) = low
Max. crushing strength = low
Density (dry weight) = 46-52 lbs/cu. ft.
Bending strength (MOR) = low
Shrinkage, Tangential = very small
Shrinkage, Tangential = small
Shrinkage, Tangential = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = large
Shrinkage, Radial = fairly large
Shearing strength (parallel to grain) = very low
Shearing strength (parallel to grain) = medium
Modulus of Elasticity (stiffness) = very low
Modulus of Elasticity (stiffness) = low
Bending strength (MOR) = high
Shrinkage, Radial = large

Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchFortin, Y., Poliquin, J.,1976,Natural Durability and Preservation of 100 Tropical African Woods,International Development Research Centre, CanadaFrance - C.T.F.T./C.T.B.,1982,Guide pour le Choix des Essences Deroulables-pour la fabrication du,contreplaque,C.T.F.T./C.T.B. FranceFrance - C.T.F.T.,1966,Bois Tropicaux,C.T.F.T. Publ.,12Kryn, J.M., Forbes, E.W.,1959,The Woods of Liberia,U.S.A. Department of Agriculture,Forest Products Laboratory, Madison,,Report No. 2159Sallenave, P.,1971,Proprietes Physiques et Mecaniques des Bois Tropicaux (Deuxieme,Supplement,C.T.F.T.Takahashi, A.,1978,Compilation of Data on the Mechanical Properties of Foreign Woods (Part,III) Africa,Shimane University, Japan, Research Report on Foreign Wood No. 7
*Come interpretare i dati (manleva su eventuali imprecisioni)