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ManiltoaManiltoa
Maniltoa (Cynometra insularis)

Family: Leguminosae

Common names: Maniltoa, Moivi

Distributed in: Fiji [Polynesia] (Oceania and S.E. Asia)

Common uses: Heavy construction, Light construction

Tree size: Tree height is 30-40 m

Colors: the heart isRed, Yellowand the sapwoodWhite, Yellow.The grain isStraight, the textureMedium

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

Silica Content: Siliceous

Drying Defects: Slight surface checking, Slight twist/warp

Ease of Drying: Moderate

Blunting Effect: High to severe

Cutting Resistance: Moderate to saw

Gluing: Fairly Easy to Very Easy

Nailing: Fairly Easy to Very Easy, Very Good to Excellent

Resistance to Impregnation: Sapwood is permeable

Response to hand tools: Moderate working qualities

Veneering qualities: Veneers easily, Veneers moderately easy

Screwing: Fairly Easy to Very Easy, Very Good to Excellent Results;


  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 897 kg/m3
Bending Strength 879 1361 kg/cm2
Crushing Strength 485 699 kg/cm2
Hardness kg
Impact Strength cm
Shearing Strength 155 kg/cm2
Stiffness 147 170 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 4 %
Weight 881 721 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 12510 19358 psi
Density 56 lbs/ft3
Maximum Crushing Strength 6899 9945 psi
Shearing Strength 2205 psi
Stiffness 2104 2423 1000 psi
Weight 55 45 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 10 %

Max. crushing strength = high
Density (dry weight) = 53-60 lbs/cu.ft.
Modulus of Elasticity (stiffness) = high
Bending strength (MOR) = high
Shearing strength (parallel to grain) = medium
Shrinkage, Tangential = large
Density (dry weight) = 61-67 lbs/cu. ft
Bending strength (MOR) = medium
Shrinkage, Radial = moderate
Modulus of Elasticity (stiffness) = medium

Alston, A.S.,1966,Powder Post Beetle Lyctus Species,Fiji Forestry Department, Suva. Fiji timbers and their uses No.6Bolza, E., Kloot, N.H.,1972,The Mechanical Properties of 56 Fijian Timbers,Australia C.S.I.R.O. Division of Forest Products Technological Paper,No.,62Fiji Department of Forestry,1969,A Summary of the Properties of 34 Indigenous Timbers,Fiji Forestry Department, Suva. Fiji timbers and their uses No.38Fiji Forestry Department,1974,The Properties and Potential Uses of Moivi (Cynometra, Maniltoa spp.) A,Summary of C.S.I.R.O. Investigations,Fiji Timbers and their Uses No.62, Department of Forestry, Suva, FijiFiji Forestry Department,1981,The Properties and Uses of 43 Indigenous and Exotic Timbers,Fiji Forestry Department, Fiji Timbers and their Uses No.71
*Come interpretare i dati (manleva su eventuali imprecisioni)