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Fornitori

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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Ditta 2
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Tel.: +39 456 5664 54

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Ditta 1
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 0
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Tel.: +39 456 5664 54

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Lusambya
Lusambya (Markhamia platycalyx)

Family: Bignoniaceae

Common names: Lusambya, Lusiola, Mobet, Moo, Msambia, Mtarawanda, Nsambia, Nsambya, Siala

Distributed in: Congo, Kenya, Tanzania, Uganda (Africa)

Common uses: Agricultural implements, Boat building (general), Boxes and crates, Cabinetmaking, Chairs, Flooring: industrial heavy traffic, Furniture, Handles: general, Joinery, Ladders, Light construction, Piling, Plywood corestock, Plywood, Pulp/Paper products, Sporting Goods, Tables, Tool handles, Toys, Turnery

Colors: the heart isWhite to cream, Yellow to golden-yellow to orangeand the sapwoodSame as heartwood .The grain isStraight, the textureMedium

Natural durability: Susceptible to marine borer attack, Very durable

LightInduced Color Change: Darker

Drying Defects: Slight surface checking

Tree Identification: Bole/stem form is straight

Comments: General finishing qualities are rated as satisfactory

Gluing: Easy to glue

Nailing: Holds satisfactorily

Resistance to Impregnation: Heartwood is permeable

Resistance to Splitting: Poor

Response to hand tools: Moderate working qualities

Veneering qualities: Good gluing qualities, Suitable for peeling

Screwing: Screwing yields good results ;

Polishing: Satisfactory; Varnishing: Good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 528 kg/m3
Bending Strength 641 1001 kg/cm2
Crushing Strength 301 480 kg/cm2
Hardness kg
Impact Strength cm
Shearing Strength 124 kg/cm2
Stiffness 106 122 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 5 %
Weight 512 400 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 9117 14241 psi
Density 33 lbs/ft3
Maximum Crushing Strength 4289 6840 psi
Shearing Strength 1775 psi
Stiffness 1512 1745 1000 psi
Weight 32 25 lbs/ft3
Radial Shrinkage 5 %
Tangential Shrinkage 8 %

Density (dry weight) = 31-37 lbs/cu. ft. 0
Bending strength (MOR) = medium
Max. crushing strength = medium
Shrinkage, Radial = fairly large
Shearing strength (parallel to grain) = low
Modulus of Elasticity (stiffness) = medium
Modulus of Elasticity (stiffness) = low
Density (dry weight) = 38-45 lbs/cu. ft.
Bending strength (MOR) = low
Shrinkage, Tangential = moderate
Shrinkage, Tangential = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = large
Shearing strength (parallel to grain) = medium
Max. crushing strength = high
Bending strength (MOR) = high

Bois, 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 LondonEggeling, W.J., Harris, C.M.,1939,Fifteen Uganda Timbers,Forest Trees and Timbers of the British Empire, Imperial Forestry,Institute, Oxford,Part 4Eggeling, 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. FranceKenya Forest Department,1941,Strengths of Kenya timbers,Kenya Forest Department Bulletin No. 36Patterson, D.N.,1963,The strength of Kenya timbers, their derivation and application,Kenya Forestry Department Research Bulletin,No.23Tack, C.H.,1958,The Strength Properties of some Uganda Timbers,Uganda Forest Department Bulletin No. 5Takahashi, A.,1978,Compilation of Data on the Mechanical Properties of Foreign Woods (Part,III) Africa,Shimane University, Japan, Research Report on Foreign Wood No. 7Uganda Forest Department,1954,The Mechanical Properties of some Ugandan Timbers,Uganda Forest Department Timber Leaflet,No.1Uganda Forest Department,1969,The Shrinkage of Some Ugandan Timbers,Uganda Forestry Department Timber Leaflet,No.47Wimbush, S.H.,1950,Catalogue of Kenya Timbers,Govt. Printer Nairobi Kenya
*Come interpretare i dati (manleva su eventuali imprecisioni)