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

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Ditta 4
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Ditta 2
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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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Alcornoque
Alcornoque (Bowdichia nitida)

Family: Leguminosae

Common names: Alcornoque, Black sucupira, Black supupira, Hudoke, Maarachyba, Sapupira, Sapupira da mata, Sebipira, Sucupira, Sucupira amarella, Sucupira mata

Distributed in: Brazil (Latin America)

Common uses: Boat building (general), Boat building: decking, Boat building: framing, Cabinetmaking, Door, Flooring, Furniture, Heavy construction, Joinery, Light construction, Musical instruments: piano, Poles, Railroad ties, Structural work, Turnery, Vehicle parts, Veneer: decorative, Wheels

Product sources: The ITTO reports that an occasional source for timber production in Ivory Coast, Gabon, Congo, Mozambique, and Tanzania.

Environment profile: Abundant/Secure

Tree size: Trunk diameter is 150-200 cm

Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow, Yellow.The grain isWavy, the textureMedium coarse to coarseand the lusterMedium

Natural durability: Resistant to attack from termites (Isoptera), Very durable

Kiln Schedules: Kiln Drying Rate (in days) is rapid

Kiln Drying Rate: Fairly rapid (11-17 days for boards under 32 mm, to 31-51 days for boards greater than 63 mm)

Drying Defects: Severe cupping, Severe surface checking

Ease of Drying: Slowly

Tree Identification: Bole/stem form is straight

Comments: General finishing qualities are rated as good General finishing qualities are rated as satisfactory

Blunting Effect: Moderate

Boring: Fairly easy to very easy

Carving: Fairly Easy to Very Easy

Cutting Resistance: Easy to saw

Gluing: Very Good to Excellent Results

Mortising: Fairly Easy to Very Easy

Moulding: Fairly Easy to Very Easy

Movement in Service: Fairly Easy to Very Easy

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

Planing: Fairly Easy to Very Easy

Resistance to Impregnation: Resistant sapwood

Response to hand tools: Moderate working qualities

Routing recessing: Fairly Easy to Very Easy

Sanding: Fair to Good Results

Steam bending: Fair to Good Results

Screwing: Fair to Good Results, Very Good to Excellent Results; Turning: Fairly Easy to Very Easy

Painting: Good; Polishing: Very Good to Excellent; Staining: Fairly Easy to Very Easy; Varnishing: Fairly Easy to Very Easy;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 993 kg/m3
Bending Strength 1008 1507 kg/cm2
Crushing Strength 485 699 kg/cm2
Hardness kg
Impact Strength cm
Shearing Strength kg/cm2
Stiffness 1000 kg/cm2
Tangential Shrinkage 7 %
Radial Shrinkage 4 %
Weight 977 801 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 14342 21437 psi
Density 62 lbs/ft3
Maximum Crushing Strength 6899 9945 psi
Weight 61 50 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 7 %
Volumetric Shrinkage 11 %

Density (dry weight) = 61-67 lbs/cu.ft.
Bending strength (MOR) = high
Shrinkage, Volumetric = moderate
Shrinkage, Tangential = moderate
Shrinkage, Radial = moderate
Max. crushing strength = high
Bending strength (MOR) = very high
Bending strength (MOR) = medium

Brazil -, I.B.D.F.,1980,Woods from Tucurui - characteristics and application,The Ag. Ministry Brazilian Institute for Forest DevelopmentBrown, W.H.,1978,Timbers of the World, No. 2 South America,TRADA, Red Booklet SeriesErfurth, T., Rusche, H.,1976,The Marketing of Tropical Wood B. Wood Species from S. American Tropical,Moist Forests,F.A.O. Forestry DepartmentFarmer, R.H.,1972,Handbook of Hardwoods,HMSOHoward, A.L.,1948,A Manual of Timbers of the World.,Macmillan & Co. Ltd. London 3rd ed.Mainieri, C., Pereira, J.A.,1965,Madeiras do Brasil,Anuario Brasileiro de Economia Florestal,17(17,PP135-416Record, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University PressRecord, S.J., Mell, C.D.,1924,Timbers of Tropical America,Yale Univ. PressRecord, S.J.,1931,Notes on Brazilian Timbers Hudoke and Macawood,Tropical Woods,4(27,pp14-5Rendle, B.J.,1969,World Timbers (3 Vols.,Ernest Benn Ltd. LondonRizzini, C.T.,1978,Arvores e Madeiras Uteis do Brasil: Manual de Dendrologia Brasileira,Editora Edgard Blucher LTDA BrazilWoods, R.P.,1949,Timbers of South America,TRADA, Red Booklet SeriesWood, B., Calnan, D.,1976,Toxic Woods,British Journal of Dermat 94 Suppl. 13
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