Arapari (Macrolobium acaciaefolium)
Family: Leguminosae
Common names: Arapari, Arapari da varzea, Arapari verdadeiro, Ararapari e paracaxi, Faua de tambaqui, Faveira, Pashaco, Raparigueira, Sarebebe, Water wallaba
Distributed in: Brazil, French Guiana, Guyana, Peru, Suriname (Latin America)
Distribution overview: Amazon region
Common uses: Boxes and crates, Furniture, Heavy construction, Joinery, Pulp/Paper products
Environment profile: Endangered
Tree size: Trunk diameter is 150-200 cm
Colors: the heart isReddish brown, Yellowand the sapwoodGreen, White.The grain isStraight, the textureMedium coarse to coarseand the lusterSlightly lustrous
Natural durability: Resistant to attack from termites (Isoptera), Very durable
Drying Defects: Checking, Distortion
Ease of Drying: Reconditioning Treatement
Tree Identification: Bole/stem form is not buttressed
Comments: General finishing qualities are rated as good General finishing qualities are rated as satisfactory
Boring: Fairly easy to very easy
Carving: Fairly Easy to Very Easy
Cutting Resistance: Easy to saw
Mortising: Fairly Easy to Very Easy
Moulding: Fairly Easy to Very Easy
Movement in Service: Fairly Easy to Very Easy
Planing: Poor to Very Poor
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Responds Readily
Routing recessing: Fairly Easy to Very Easy
Turning: Fairly Easy to Very Easy
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
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Density |
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753 |
kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
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kg/cm2 |
Hardness |
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kg |
Impact Strength |
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cm |
Shearing Strength |
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kg/cm2 |
Stiffness |
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1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
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% |
Weight |
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kg/m3 |
Maximum Load |
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cm-kg/cm3 |
Toughness |
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cm-kg |
Static Bending |
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kg/cm2 |
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 |  |  |  | Item | Green | Dry | English | Density | | 47 | lbs/ft3 | Weight | 46 | 37 | lbs/ft3 | |
Density (dry weight) = 46-52 lbs/cu. ft. Density (dry weight) = 53 - 60 lbs/cu. ft. Density (dry weight) = 38-45 lbs/cu. ft.
Erfurth, T., Rusche, H.,1976,The Marketing of Tropical Wood B. Wood Species from S. American Tropical,Moist Forests,F.A.O. Forestry DepartmentFanshawe, D.B.,1954,Forest Products of British Guiana Part 1 Principal Timbers,Forest Department British Guiana Forestry Bulletin (New Series 2nd,Edition,No.1Loureiro, A.A., Freitas da Silva, M.,1968,Catalogo das Madeiras da Amazonia (2 vols,Min. do Ultramar Belem BrasilRecord, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University Press
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