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Ditta 5
Indirizzo: via dei platani 4 liguria
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Ditta 4
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Ditta 1
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Arvore do sebo
Arvore do sebo (Virola bicuhyba)

Family: Myristicaceae

Common names: Arvore do sebo, Babun, Becuiba, Becuiba assu, Becuiba branca, Becuiba mirim, Becuiba vermelha, Becuva, Bicuhyba, Bicuiba, Bucuva, Bucuvucu, Cajuco, Ucuuba branca, Ucuuba-vermelha, Uruuba-preta, Virola, Virola heavy

Distributed in: Brazil (Latin America)

Common uses: Flooring, Furniture, Joinery, Light construction, Mathematical instruments, Railroad ties, Shingles, Structural work

Tree size: Tree height is 30-40 m

Colors: the heart isWhite, Yellowand the sapwoodWhite, Yellow.The grain isStraight, the textureMediumand the lusterMedium

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

Silica Content: High

Kiln Drying Rate: Naturally dries quickly

Drying Defects: Distortion, Splitting

Ease of Drying: Slowly

Comments: General finishing qualities are rated as good

Blunting Effect: Moderate

Boring: Fairly easy to very easy

Carving: Fairly Difficult to Very Difficult

Cutting Resistance: Easy to saw

Gluing: Fairly Difficult to Very Difficult

Mortising: Fairly Easy to Very Easy

Moulding: Very Good to Excellent

Movement in Service: Very Good to Excellent

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

Planing: Very Good to Excellent

Resistance to Impregnation: Resistant sapwood

Response to hand tools: Easy to machine

Routing recessing: Very Good to Excellent Results

Veneering qualities: Veneers easily, Veneers moderately easy

Steam bending: Poor to Very Poor Results

Turning: Very Good to Excellent Results

Polishing: Very Good to Excellent;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 641 kg/m3
Bending Strength 493 774 kg/cm2
Crushing Strength 212 362 kg/cm2
Hardness 451 kg
Impact Strength cm
Shearing Strength 62 kg/cm2
Stiffness 83 97 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 4 %
Weight 624 496 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 7026 11011 psi
Density 40 lbs/ft3
Hardness 995 lbs
Maximum Crushing Strength 3027 5157 psi
Shearing Strength 882 psi
Stiffness 1188 1383 1000 psi
Weight 39 31 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 8 %

Bending strength (MOR) = low
Shrinkage, Tangential = fairly large
Shrinkage, Radial = moderate
Shrinkage, Radial = fairly large
Modulus of Elasticity (stiffness) = very low
Modulus of Elasticity (stiffness) = low
Max. crushing strength = medium
Max. crushing strength = low
Hardness (side grain) = soft
Density (dry weight) = 38-45 lbs/cu. ft.
Bending strength (MOR) = medium
Shrinkage, Tangential = moderate

Brazier, J.D.,1975,Properties and uses of Brazilian woods,Journal of the Institute of Wood Science,7(2,pp50-57Brown, W.H.,1978,Timbers of the World, No. 2 South America,TRADA, Red Booklet SeriesRecord, S.J., Mell, C.D.,1924,Timbers of Tropical America,Yale Univ. PressSao Paulo - Instituto de Pesquisas Tecnologicas,1956,Tabelas de Resultados obtidos para Madeiras Nacionais,Inst. Pesq. Tec. Sao Paulo, Brazil Bol., No.31(2nd Ed.)Sao Paulo-Instituto de Pesquito technologicas,1971,Bicuiba-Branca-Virola Sp.,Inst. Pesq. Tec. Div.de Madeiras, Sao Paulo. Fichas de caracteristicas das,Madeiras BrrasileirasTakahashi, A.,1975,Compilation of data on the Mechanical Properties of Foreign Woods (Part 2,Central and South America,Shimane University, Japan, Research Report on Foreign Wood No.4
*Come interpretare i dati (manleva su eventuali imprecisioni)