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Fornitori

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

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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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Angongi
Angongi (Fillaeopsis discophora)

Family: Leguminosae

Common names: Angongi, Bongonge, Bongongi, Bongongui, Douala, Enoumnoume, Esonanaka, Etotum, Kele, Kwokwo, Mbaka, Mukubakuba, Mupukupuku, Nieuk, Oviokan, Oyi okan, Sonanaka, Totom

Distributed in: Angola, Cameroon, Congo, Gabon, Nigeria, Zaire (Africa)

Tree size: Tree height is 30-40 m

and the sapwoodPinkish .The grain isWeak (figure), the textureMedium to coarse

Natural durability: Non-resistant to powder post beetles, Susceptible to insect attack

Drying Defects: Splitting

Tree Identification: Bole/stem form is fluted

Comments: General finishing qualities are rated as poor

Cutting Resistance: Cutting Resistance with dry wood is easy

Gluing: Easy to glue

Nailing: Easy to nail

Response to hand tools: Easy to machine


Painting: Satisfactory; Polishing: Satisfactory; Varnishing: Satisfactory ;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density kg/m3
Bending Strength 592 924 kg/cm2
Crushing Strength 212 362 kg/cm2
Hardness 246 kg
Impact Strength cm
Shearing Strength 62 kg/cm2
Stiffness 79 92 1000 kg/cm2
Tangential Shrinkage 7 %
Radial Shrinkage 4 %
Weight kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 8422 13143 psi
Hardness 544 lbs
Maximum Crushing Strength 3027 5157 psi
Shearing Strength 882 psi
Stiffness 1131 1321 1000 psi
Radial Shrinkage 4 %
Tangential Shrinkage 7 %
Volumetric Shrinkage 10 %

Max. crushing strength = medium
Max. crushing strength = low
Bending strength (MOR) = low
Shrinkage, Volumetric = small
Shrinkage, Volumetric = moderate
Shrinkage, Tangential = small
Shrinkage, Tangential = moderate
Shrinkage, Tangential = fairly large
Shrinkage, Radial = small
Shrinkage, Radial = moderate
Modulus of Elasticity (stiffness) = very low
Hardness (side grain) = very soft
Bending strength (MOR) = medium
Shearing strength (parallel to grain) = very low
Modulus of Elasticity (stiffness) = low
Hardness (side grain) = soft
Bending strength (MOR) = high

Duchesne, F.L.,1936,La Structure du Bois d'une Legumineuse Interesante du Congo Belge :,Fillaeopsis discophora Harms,Rev. Zool. Bot.,AFR.,28(2,PP234-8Fouarge, J.,1970,Essais Physiques,Mecaniques et de Durabilite de Bois de la Republique,Democratique du Congo,I.N.E.A.C. Belgium Serie Technique,No.76Keay, R.W.J.,1964,Nigerian Trees Vol.2,Nigeria Federal Department of Forest Research, IbadanKennedy, J.D.,1936,Forest Flora of Southern Nigeria,Government Printer LagosPieters, A.,1977,Essences Forestieres du Zaire,R.U.G. Gent BelguimSallenave, 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. 7Unwin, A.H.,1920,West African Forests and Forestry,T. Fisher Unwin Ltd. LondonYvon, J.,1975,Le Nieuk (Fillaeopsis discophora,Bois et Forets des Tropiques,No.159,pp73-6
*Come interpretare i dati (manleva su eventuali imprecisioni)