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Ditta 5
Indirizzo: via dei platani 4 liguria
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Ditta 4
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Ditta 1
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Aniya (Sclerocarya birrea)

Family: Anacardiaceae

Common names: Aniya, Aritj, Ber, Birr, Burunogo, Danya, Dib, Didissa, Dineygna, Ede, Edere, Edi, Eri, Heri, Homeid, Huli, Katetalam, Kunan, Ludde, Lule, Lulu, Marula, Mgongo, Nanobga, Nunu, Otitimo, Sougou, Soungoul, Tuila, Yede

Distributed in: Botswana, Kenya, Malawi, Namibia, Nigeria, South Africa, Tanzania, Uganda, Zaire, Zimbabwe (Africa)

Common uses: Agricultural implements, Boxes and crates, Cabinetmaking, Carvings, Food containers, Furniture, Light construction, Plywood corestock, Plywood, Toys, Turnery, Veneer

Colors: the heart isYellow, Yellow to golden-yellow to orangeThe grain isStraight, the textureMedium

Natural durability: Perishable, Susceptible to attack from powder post (Lyctid & Bostrychid) beetles

Drying Defects: Moderate collapse and honeycombing, Severe twisting/warping

Comments: General finishing qualities are rated as good

Gluing: Moderate gluing properties

Nailing: Holds nails well

Resistance to Impregnation: Heartwood is moderately resistant

Response to hand tools: Easy to machine

Veneering qualities: Suitable for peeling, There is slight to moderate drying degrade and the potential for buckles and splits

Turning: Easy to turn


  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 496 kg/m3
Bending Strength 317 487 kg/cm2
Crushing Strength 150 275 kg/cm2
Hardness 451 kg
Impact Strength cm
Shearing Strength 89 kg/cm2
Stiffness 71 84 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 5 %
Weight 480 400 kg/m3
Maximum Load 0,84 1,19 cm-kg/cm3
Toughness 192 cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 4510 6937 psi
Density 31 lbs/ft3
Hardness 995 lbs
Maximum Crushing Strength 2139 3916 psi
Shearing Strength 1269 psi
Stiffness 1017 1199 1000 psi
Toughness 167 inch-lbs
Work to Maximum Load 12 17 inch-lbs/in3
Weight 30 25 lbs/ft3
Radial Shrinkage 5 %
Tangential Shrinkage 9 %

Density (dry weight) = 31-37 lbs/cu. ft. 0
Max. crushing strength = low 0
Modulus of Elasticity (stiffness) = very low
Bending strength (MOR) = low
Shearing strength (parallel to grain) = low
Bending strength (MOR) = very low
Shearing strength (parallel to grain) = very low
Hardness (side grain) = soft
Shrinkage, Tangential = fairly large
Shrinkage, Radial = fairly large
Density (dry weight) = 38-45 lbs/cu. ft.
Density (dry weight) = 23-30 lbs/cu. ft.
Density (dry weight) = 15-22 lbs/cu. ft.
Work to Maximum Load = medium
Toughness (total work) = low
Shrinkage, Tangential = moderate
Shrinkage, Tangential = large
Shrinkage, Radial = moderate
Shrinkage, Radial = large

Banks, C.H., Schoeman, J.P., Otto, K.P.,1977,The Mechanical Properties of Timbers with particular reference to South,Africa,South African Forestry Research Institute Bulletin,(Ed.,Schoeman, J.P. 1973 & Otto K.P. 1976,No.48Bois, P.J.,1966,The Strength Properties of Tanzania Timbers,Tanzania Forest Div. Util. Sec. Moshi Tech. Note, No.35Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchDale, I.R., Greenway, P.J.,1961,Kenya Trees and Shrubs,Buchanans Kenya Estates Ltd. Nairobi Hatchards LondonDalziel, J.M.,1937,The Useful Plants of West Tropical Africa,Crown Agents for the ColoniesEggeling, W.J.,1940,Indigenous Trees of Uganda,Govt. Printer Entebbe UgandaFrance - 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. FranceKeay, R.W.J.,1964,Nigerian Trees Vol.2,Nigeria Federal Department of Forest Research, IbadanLavers, G.M.,1983,The Strength Properties of Timber (3rd ed. revised Moore G.L.,Forest Products Research Laboratory, Princes Risborough, Building Research,Establishment Report (formerly Bulletin No.50)Murira, K.,1984,Natural Durability Tests of Tanzanian Timbers 1955 - 1982,Tanzania Forestry Research Institute, Timber Utilisation Research Centre,,Moshi.Normand, D., Sallenave, P.,1958,Characteristiques et Proprietes des Acajous,Bois et Forets des Tropiques,59,pp43-52Palgrave, K.C.,1977,Trees of Southern Africa,Cape Town South AfricaScott, M.H.,1935,Weights of South African Growth Timbers,South African Department of Agriculture and Forestry Bulletin,No.145,Forest Products Institute, Forestry Series No.1Takahashi, 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)