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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
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Tel.: +39 456 5664 54

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Ditta 2
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Tel.: +39 456 5664 54

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Ditta 1
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Tel.: +39 456 5664 54

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Ditta 0
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Tel.: +39 456 5664 54

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Bombo
Bombo (Mildbraediodendron excelsum)

Family: Leguminosae

Common names: Bombo, Muyati, Nkoba, Nnabulere

Distributed in: Cameroon, Congo, Ghana, Uganda (Africa)

Common uses: Bridge construction, Flooring, Flooring: commercial heavy traffic, Heavy construction, Lock gates, Marine construction, Railroad ties, Veneer: decorative

Tree size: Tree height is 10-20 m

Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodYellow .The grain isStriped figure, the textureFineand the lusterMedium

Natural durability: Susceptible to marine borer attack, Very durable

Kiln Schedules: Dry at a slow speed

Drying Defects: Moderate end spitting

Tree Identification: Bole/stem form is straight

Boring: Moderately easy

Resistance to Impregnation: Heartwood is extremely resistant

Response to hand tools: Easy to Work


Polishing: Very Good to Excellent;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 817 kg/m3
Bending Strength 654 1024 kg/cm2
Crushing Strength 485 699 kg/cm2
Hardness 144 kg
Impact Strength 101 cm
Shearing Strength 155 kg/cm2
Stiffness 117 135 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 6 %
Weight 801 641 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 9310 14566 psi
Density 51 lbs/ft3
Hardness 319 lbs
Impact Strength 40 inches
Maximum Crushing Strength 6899 9945 psi
Shearing Strength 2205 psi
Stiffness 1665 1923 1000 psi
Weight 50 40 lbs/ft3
Radial Shrinkage 6 %
Tangential Shrinkage 9 %

Shrinkage, Tangential = fairly large
Shrinkage, Radial = large
Density (dry weight) = 53-60 lbs/cu. ft
Density (dry weight) = 46-52 lbs/cu. ft.
Toughness-Hammer drop (Impact Strength) = medium
Shearing strength (parallel to grain) = medium
Modulus of Elasticity (stiffness) = medium
Max. crushing strength = high
Hardness (side grain) = very soft
Bending strength (MOR) = medium

Eggeling, W.J.,1940,Indigenous Trees of Uganda,Govt. Printer Entebbe UgandaIrvine, F.R.,1961,Woody Plants of Ghana,O.U.P. LondonTack, C.H.,1969,Uganda Timbers,Govt. Printer UgandaUganda Forest Department,1969,The Shrinkage of Some Ugandan Timbers,Uganda Forestry Department Timber Leaflet,No.47Uganda Forest Department,1972,Muyati (Mildbraediodendron excelsum,Uganda Forestry Department Timber Leaflet, No.50
*Come interpretare i dati (manleva su eventuali imprecisioni)