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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

Sito web: www.pippo.it
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Ditta 3
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Ditta 2
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Ditta 1
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
E-mail: 
Ditta 0
Indirizzo: via dei platani 4 liguria
Tel.: +39 456 5664 54

Sito web: www.pippo.it
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Buwa
Buwa (Albizia antunesiana)

Family: Leguminosae

Common names: Buwa, Chisale, Kawizi, Mgando, Mgando-kagua, Mgando-kaguba, Mpefu, Msaku, Msase, Mudyahumba, Muga, Mugaranyenze, Mukese, Mukoso, Mukwanga, Munganyama, Muninga-kagua, Musase, Mututuma, Muvinyimo, Pepe, Purple-leaved albizia, Umnonjwana, Umugando

Distributed in: Tanzania, Zimbabwe (Africa)

Distribution overview: The tree occurs throughout Zambia, as well as in a belt across Central Africa, from DR Congo and Angola, to Tanzania and Mozambique.

Common uses: Boxes and crates, Cabinetmaking, Carvings, Furniture, Heavy construction, Joinery, Light construction, Millwork, Plywood, Poles, Posts, Railroad ties, Toys, Turnery, Veneer: decorative

Product sources: The timber is highly limited in its uses locally because it has very little resistance to decay. It is valued for its strength and form, which are highly suitable for use as piling.

Tree size: Tree height is 20-30 m

Colors: the heart isRed, Reddish brownand the sapwoodWhite to yellow, Yellow.The grain isWavy, the textureMedium to coarseand the lusterLow

Natural durability: Very durable, Very durable

Kiln Schedules: Dry at a slow speed

Kiln Drying Rate: Naturally dries slowly

Ease of Drying: Slowly

Blunting Effect: High to severe

Boring: Fairly easy to very easy

Cutting Resistance: Easy to saw

Gluing: Fairly Easy to Very Easy

Mortising: Very Good to Excellent

Nailing: Fairly Difficult to Very Difficult, Fairly Easy to Very Easy

Planing: Very Good to Excellent

Resistance to Impregnation: Resistant sapwood

Response to hand tools: Fairly Difficult to Difficult to Work

Turning: Fairly Difficult to Very Difficult

Varnishing: Very Good to Excellent;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 624 kg/m3
Bending Strength 654 1024 kg/cm2
Crushing Strength 275 449 kg/cm2
Hardness kg
Impact Strength cm
Shearing Strength 155 kg/cm2
Stiffness 117 135 1000 kg/cm2
Tangential Shrinkage 5 %
Radial Shrinkage 2 %
Weight 608 512 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 9310 14566 psi
Density 39 lbs/ft3
Maximum Crushing Strength 3916 6397 psi
Shearing Strength 2205 psi
Stiffness 1665 1923 1000 psi
Weight 38 32 lbs/ft3
Radial Shrinkage 2 %
Tangential Shrinkage 5 %
Volumetric Shrinkage 6 %

Shrinkage, Radial = very small
Shrinkage, Tangential = very small
Shrinkage, Radial = small
Shrinkage, Radial = moderate
Modulus of Elasticity = moderate
Max. crushing strength = medium
Density (dry weight) = 46-52 lbs/cu. ft.
Density (dry weight) = 31-37 lbs/cu. ft.
Bending strength (MOR) = medium

Bois, P.J.,1959,The Machining Properties of Albizzia antunesiana (Muninga-Kagua,Tanzania For Dept. Util. Sec. Moshi Tech. Note,No.16Bolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchBryce, J.M.,1967,Commercial Timbers of Tanzania,Tanzanian Forestry Division Util. Sec. MoshiDuff, C.E.,1944,Termite Resistance Test on the Copperbelt of Northern Rhodesia,Empire Forestry Journal,23(2,pp160-2Fanshawe, D.B.,1962,Fifty Common Trees of Northern Rhodesia,Natural Resources Board and Forestry Department, NdolaGoldsmith, B., Carter, D.T.,1981,The Indigenous Timbers of Zimbabwe,Forestry Commission, Zimbabwe Research Bulletin No.9Howard, J.A.C.,1962,Albizia antunesiana - A Useful Timber Tree of Western Tanganyika,East African Agricultural and Forestry Journal,28(2,pp110-2Lebacq, L., Dechamps, R.,1967,Contribution a un Inventaire de Forets du Nord-kasai,Musee Royal de L'Afrique Centrale Belgium Annals Series 8 No.5Murira, K.,1984,Natural Durability Tests of Tanzanian Timbers 1955 - 1982,Tanzania Forestry Research Institute, Timber Utilisation Research Centre,,Moshi.Oxford School of ForestryPardy, A.A.,1952,Notes on Indigenous Trees and Shrubs of S. Rhodesia - Albizzia antunesiana,Ministry of Agriculture and Lands S. Rhodesia Bulletin,No.1603Storrs, A.E.G.,1979,Know your Trees - Some of the Common Trees found in Zambia,Zambia Forestry Department, NdolaTanzania Forest Department,1960,The Natural Durability of Local Timbers,Tanzanian Forest Dept. Tech. Note,No.14White, F.,1962,Forest Flora of Northern Rhodesia,O.U.P. London
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