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Ditta 5
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AcrocarpaAcrocarpa
Acrocarpa (Acrocarpus fraxinifolius)

Family: Leguminosae

Common names: Acrocarpa, Acrocarpo, Belanji, Dieng-ji-rep, Hantige, Havulige, Karingodi, Kilingi, Konne, Kurangadi, Kurangan, Kurangandi, Kuranjam, Ling-kung, Malam, Malam konnei, Malam konnei kurangadi, Malankonnai, Malaveppu, Mallay kone, Mandan, Mandane, Mandania, Mandlin, Mandling, Marivenga, Mayahin, Mayahnin, Mundani, Narivenga, Nelrai, Nezrai, Nyi, Pink cedar, Shegappu agili, Shingle tree, Taung-dama, Taungdama, Yetama

Distributed in: Bhutan, Burma, Cuba, India, Pakistan, Uganda, Zimbabwe (Africa, Oceania and S.E. Asia)

Common uses: Boxes and crates, Flooring, Furniture, Heavy construction, Joinery, Light construction, Millwork, Oars, Plywood, Posts, Railroad ties, Shingles, Tool handles, Vehicle parts, Veneer

Colors: the heart isPale red to pinkand the sapwoodDifferent than heartwood, White to yellow.The grain isWavy, the textureFineand the lusterMedium

Natural durability: Moderately durable, Non durable

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

Kiln Drying Rate: Kiln drying rate (green to 12% mc) is rapid, typically from less than 10 days for a board under 32 mm, to less than 30 days for a board 63 mm and thicker.

Drying Defects: Moderate end spitting, Severe end splitting

Ease of Drying: Easy

Tree Identification: Bole/stem form is buttressed

Comments: General finishing qualities are rated as good

Cutting Resistance: Cutting Resistance with green wood is easy

Gluing: Easy to glue

Resistance to Impregnation: Heartwood is resistant

Response to hand tools: Fairly Difficult to Difficult to Work


Polishing: Satisfactory;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 624 kg/m3
Bending Strength 744 1159 kg/cm2
Crushing Strength 334 522 kg/cm2
Hardness 752 kg
Impact Strength 86 cm
Shearing Strength 109 kg/cm2
Stiffness 105 122 1000 kg/cm2
Tangential Shrinkage 6 %
Radial Shrinkage 2 %
Weight 608 496 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 10588 16493 psi
Density 39 lbs/ft3
Hardness 1658 lbs
Impact Strength 34 inches
Maximum Crushing Strength 4757 7433 psi
Shearing Strength 1560 psi
Stiffness 1496 1738 1000 psi
Weight 38 31 lbs/ft3
Radial Shrinkage 2 %
Tangential Shrinkage 6 %
Volumetric Shrinkage 8 %

Density (dry weight) = 38-45 lbs/cu. ft.
Shrinkage, Tangential = small
Max. crushing strength = medium
Bending strength (MOR) = medium
Shrinkage Volumetric = very small
Modulus of Elasticity (stiffness) = medium
Modulus of Elasticity (stiffness) = high
Max. crushing strength = high
Bending strength (MOR) = high
Toughness-Hammer drop (Impact Strength) = medium
Toughness-Hammer drop (Impact Strength) = low
Shrinkage, Volumetric = small
Shrinkage, Radial = small
Shearing strength (parallel to grain) = low
Modulus of Elasticity (stiffness) = very low

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.48Bourdillon, T.F.,1908,The Forest Trees of Travancore,Travancore Government PressClifford, N.,1957,Timber Identification for the Builder and Architect,Leonard Hill (Books) LTD. LondonGamble, J.S.,1902,A Manual of Indian Timbers,Sampson Low, Marston & Co. LondonHoward, A.L.,1948,A Manual of Timbers of the World.,Macmillan & Co. Ltd. London 3rd ed.Nazma,1981,A handbook of Kerala Timbers,Kerala Forest Research Institute Research Report, No.9Pearson, R.S., Brown, H.P.,1932,Commercial Timbers of India,Govt. Printer Calcutta,2 volsRamesh, Rao K., Purkayastha, S.K.,1972,Indian Woods - Their Identification Properties and Uses,Dehra Dun India,Vol. 3Rehman, M.A.,1956,The Seasoning behaviour of Indian Trees,Indian Forest Bulletin (N.S.) Wood Seasoning No. 198Tewari, M.C., Jain, J.C.,1980,Utilization of Secondary Species,Journal of the National Building Organization 25(2) pp1-6Uganda Forest Department,1969,The Shrinkage of Some Ugandan Timbers,Uganda Forestry Department Timber Leaflet,No.47Uganda Forestry Department,1954,Pilot tests of strength properties of some Ugandan grown timbers,Uganda Forest Department Timber leaflet No. 46
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