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Fornitori

Ditta 5
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Ditta 4
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 3
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Ditta 2
Indirizzo: via dei platani 4 liguria
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
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

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Muchichio
Muchichio (Premna maxima)

Family: Verbenaceae

Common names: Muchichio

Distributed in: Kenya (Africa)

Common uses: Agricultural implements, Boat building (general), Boxes and crates, Cabinetmaking, Food containers, Furniture, Heavy construction, Joinery, Light construction, Millwork, Mine timbers, Piling, Plywood, Toys, Turnery, Vats, Veneer

Tree size: Tree height is 20-30 m

Colors: the heart isGreenish to greyish, Redand the sapwoodRed .The grain isStraight, the textureMedium

Natural durability: Resistant to powder post beetles, Susceptible to insect attack

Tree Identification: Bole/stem form is misshapen

Response to hand tools: Easy to machine


Painting: Satisfactory; Polishing: Satisfactory; Varnishing: Satisfactory ;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 641 kg/m3
Bending Strength 424 662 kg/cm2
Crushing Strength 275 449 kg/cm2
Hardness 451 kg
Impact Strength cm
Shearing Strength 85 kg/cm2
Stiffness 71 84 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 2 %
Weight 624 496 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 6044 9424 psi
Density 40 lbs/ft3
Hardness 995 lbs
Maximum Crushing Strength 3916 6397 psi
Shearing Strength 1221 psi
Stiffness 1017 1199 1000 psi
Weight 39 31 lbs/ft3
Radial Shrinkage 2 %
Tangential Shrinkage 5 %

Density (dry weight) = 38-45 lbs/cu. ft. 1
Max. crushing strength = medium
Density (dry weight) = 46-52 lbs/cu. ft.
Hardness (side grain) = soft
Density (dry weight) = 31-37 lbs/cu. ft.
Bending strength (MOR) = low
Shrinkage, Tangential = very small
Shrinkage, Radial = very small
Modulus of Elasticity (stiffness) = very low
Shrinkage, Tangential = small
Shrinkage, Radial = small
Shearing strength (parallel to grain) = very low
Shearing strength (parallel to grain) = low
Bending strength (MOR) = very low
Bending strength (MOR) = medium

Bolza, 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 LondonKenya 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.23Wimbush, S.H.,1950,Catalogue of Kenya Timbers,Govt. Printer Nairobi Kenya
*Come interpretare i dati (manleva su eventuali imprecisioni)