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Cape chestnut
Cape chestnut (Calodendrum capense)

Family: Rutaceae

Common names: Cape chestnut, Kastaiingboom, Kastanjehout, Mgorusi, Moehakalela, Mujai, Mulalachi, Muroroa, Ol-larashi, Ombaba, Umbaba, Wild chestnut, Wildekastaiing, Yangu

Distributed in: Australia, Kenya, South Africa, Zimbabwe (Africa, Oceania and S.E. Asia)

Common uses: Agricultural implements, Boat building (general), Boxes and crates, Broom handles, Brush backs & handles, Cabinetmaking, Flooring, Furniture, Handles: general, Joinery, Light construction, Millwork, Musical instruments, Paneling, Plywood, Pulp/Paper products, Railroad ties, Sporting Goods, Tool handles, Turnery, Vehicle parts, Veneer: decorative

Tree size: Tree height is 10-20 m

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

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

Kiln Schedules: UK=C US=T3C2/T3C1 Fr=3

Drying Defects: No end splitting, No twisting or warping

Ease of Drying: Easy

Tree Identification: Bole/stem form is not buttressed

Boring: Easy

Cutting Resistance: Cutting Resistance with dry wood is easy

Gluing: Easy to glue

Mortising: Finishes well

Nailing: Easy to nail

Planing: Planes well, to a good finish

Resistance to Impregnation: Heartwood is moderately resistant

Response to hand tools: Easy to machine

Sanding: Good sanding finish

Steam bending: Very good

Turning: Good results

Polishing: Satisfactory; Varnishing: Good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 673 kg/m3
Bending Strength 654 1024 kg/cm2
Crushing Strength 275 449 kg/cm2
Hardness 752 kg
Impact Strength cm
Shearing Strength 155 kg/cm2
Stiffness 102 118 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 3 %
Weight 657 528 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 9310 14566 psi
Density 42 lbs/ft3
Hardness 1658 lbs
Maximum Crushing Strength 3916 6397 psi
Shearing Strength 2205 psi
Stiffness 1460 1686 1000 psi
Weight 41 33 lbs/ft3
Radial Shrinkage 3 %
Tangential Shrinkage 7 %

Density (dry weight) = 38-45 lbs/cu. ft. 0
Density (dry weight) = 46-52 lbs/cu. ft.
Max. crushing strength = medium
Bending strength (MOR) = medium
Shrinkage, Radial = small
Shearing strength (parallel to grain) = medium
Shrinkage, Tangential = small
Shrinkage, Tangential = moderate
Modulus of Elasticity (stiffness) = low
Hardness (side grain) = medium
Shrinkage, Radial = moderate
Modulus of Elasticity (stiffness) = medium

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.48Banks, C.H.,1954,The Mechanical Properties of Timbers with Particular Reference to those,grown in the Union of South Africa,Journal of the South African Forestry Association,No. 24 pp.44-65,[South,African Forestry Journal]Banks, C.H.,1970,The Durability of South African Wood and Wood Base Building Materials,South African Forestry Journal,No.75Bois et Forets des Tropiques,1979,Aiele,Bois et Forets des Tropiques,187,pp65-78Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchFrance - 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. FranceGoldsmith, B., Carter, D.T.,1981,The Indigenous Timbers of Zimbabwe,Forestry Commission, Zimbabwe Research Bulletin No.9Pardy, A.A.,1956,Notes on Indigenous Trees and Shrubs of S. Rhodesia,Ministry of Agriculture and Lands S. Rhodesia Bulletin,No.1891Scott, 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.1Scott, M.H.,1948,Timber Seasoning in South Africa,South African Forestry Department South Africa Bulletin No.32Scott, M.H.,1953,Utilisation Notes on South African Timbers,South African Forestry Department Bulletin No.36Sim, T.R.,1921,Native Trees of South Africa,Union of South Africa Department of Mines and Industries Memoir No.3Streets, R.J.,1962,Exotic Forest Trees in the British Commonwealth,Clarendon Press OxfordTakahashi, A.,1978,Compilation of Data on the Mechanical Properties of Foreign Woods (Part,III) Africa,Shimane University, Japan, Research Report on Foreign Wood No. 7Wimbush, S.H.,1950,Catalogue of Kenya Timbers,Govt. Printer Nairobi Kenya
*Come interpretare i dati (manleva su eventuali imprecisioni)