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Blunting Effect
Boring
Carving
Certified Source
Comments
Common Names
Common Uses
Countries of Distribution
Cutting Resistance
Distribution Overview
Drying Defects
Ease of Drying
Environmental Profile
Family Name
Gluing
Grain
Heartwood Color
Kiln Drying Rate
Luster
Mortising
Moulding
Movement in Service
Nailing
Natural Durability
Numerical Data
Odor
Planing
Polishing
Product Sources
References
Regions of Distribution
Resistance to Impregnation
Response to Hand Tools
Routing & Recessing
Sapwood Color
Scientific Name
Screwing
Staining
Strength Properties
Synonyms
Texture
Toxicity
Trade Name
Tree Identification
Tree Size
Turning
Veneering Qualities
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Synonyms
Abarema racemosa
Common Names
Angelim rajado, Angelin rajado, Bois macaque, Bois serpent, Bois zebra, Bostamarinde, Bousi tamarin, Forest tamarind, Gevlambe bostamarinde, Inga cagtitu, Ingarana, Ingarana da terra firme, Marblewood, Puta locus, Rostamarinde, Slang-houdou, Snakewood, Sneki housou, Sneki-oedoe, Uru buzeiro
Regions of Distribution
Central America, Latin America
Countries of Distribution
[VIEW MAP]
Brazil, French Guiana, Guyana, Suriname
Common Uses
Agricultural implements, Cabinetmaking, Decorative veneer, Flooring, Flooring: industrial heavy traffic, Furniture , Furniture, Handles: general, Heavy construction, Interior trim, Joinery, Ladders, Light construction, Marquetry, Mine timbers, Paneling, Piling, Plywood, Railroad ties, Sporting Goods, Toys, Turnery, Vehicle parts, Veneer, Wainscotting, Wheel spokes, Wheels
Environmental Profile
| Abundant/Secure |
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| Status has not been officially assessed |
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Distribution Overview
French Guiana and the lower Amazon.
Heartwood Color
| Brown |
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| Red |
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| Yellow |
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| Orange |
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| Green/grey |
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| Purple |
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| Black |
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| Yellow to golden-yellow to orange |
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| Brown |
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| Pale brown |
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| Light buff to yellowish brown |
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| Irregular purplish brown streaks |
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Sapwood Color
| Yellow |
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| White |
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| Brown |
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| Pink |
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| White to yellow |
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| Paler than heartwood |
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Grain
| Figure |
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| Straight |
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| Stripe (figure) |
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| Other (figure) |
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| Even |
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| Distinct (figure) |
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| Interlocked |
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| Rippled (figure) |
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| Irregular |
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| Straight |
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| Striped figure |
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| Other figure |
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| Rippled figure |
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| Irregular |
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| Interlocked |
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| Distinct figure |
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Texture
| Fine |
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| Medium |
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| Even or uniform |
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| Medium |
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| Medium coarse to coarse |
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| Coarse |
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Luster
| Medium |
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| High |
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| Low |
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| Lustrous |
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| Slightly lustrous |
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| Low to Medium |
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Natural Durability
| Very durable |
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| Durable |
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| Moderately durable |
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| Non-resistant to marine borers |
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| Resistant to attack from termites (Isoptera) |
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| Durable |
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| Susceptible to marine borer attack |
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| Susceptible to attack from powder post (Lyctid & Bostrychid) beetles |
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| Resistant to wood staining fungal attack |
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| Resistant to termites and dry wood insects |
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| Resistant to attack from powder post (Lyctid & Bostrychid) beetles |
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| Moderately resistant to termite (Isoptera) attack |
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| Moderately durable |
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Odor
| No specific smell or taste |
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Toxicity
Drying Defects
| Resin Exudation |
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| Splitting |
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| Checking |
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| Distortion |
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| Severe surface checking |
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| Distortion (twist/warp) is likely |
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| Careful control is required to prevent degrade |
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Ease of Drying
| Moderately Difficult to Difficult |
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| Gum Exudation |
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| Slowly |
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| Radial and tangential shrinkage tends to be rather large. |
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| Dries slowly with severe degrade in uncontrolled conditions |
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Kiln Drying Rate
Tree Identification
| Bole/stem form is not buttressed |
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| Bole/stem form is straight |
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| Bole/stem form is buttressed |
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Tree Size
| Tree height is 10-20 m |
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| Bole length is 0-10 m |
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| Tree height is 0-10 m |
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| Tree height is 20-30 m |
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| Bark width is 5-10 mm |
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Product Sources
The ITTO reports that the species is an occasional source of timber, some of which is sometimes exported.
Certified Source
Comments
General finishing qualities are rated as good
Blunting Effect
| Little |
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| Medium to fairly severe effect |
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Boring
| Fairly difficult to very difficult |
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| Fairly easy to very easy |
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Carving
Cutting Resistance
| Fairly Difficult to Very Difficult to saw |
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| Easy to saw |
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Gluing
| Fair to Good Results |
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| Fairly Easy to Very Easy |
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| Use special attention for best results |
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| Good gluing properties |
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Mortising
Moulding
Movement in Service
| Fair to Good Stability - Medium Movement |
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Nailing
| Pre-Boring Recommended |
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| Fairly Difficult to Very Difficult |
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| Possible if prebored |
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| Difficult to nail |
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Planing
| Fairly Easy to Very Easy |
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| Specially tipped cutters are recommended |
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| Hardness and interlocked grain may affect planing |
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| Difficult to plane |
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Resistance to Impregnation
| Resistant heartwood |
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| Resistant sapwood |
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| Resistant |
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| Heartwood is extremely resistant |
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Response to Hand Tools
| Fairly Difficult to Difficult to Work |
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| Easy to Work |
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| Responds Readily |
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| Difficult to machine |
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Routing & Recessing
| Fair to Good Results |
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| Fairly Easy to Very Easy |
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Screwing
Turning
| Fairly Easy to Very Easy |
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| Very Good to Excellent Results |
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| Fair to Good Results |
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Veneering Qualities
| Veneers easily |
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| Veneers moderately easy |
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| Suitable for peeling |
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Polishing
| Fair to Good Results |
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| Very Good to Excellent Results |
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| Fairly Easy to Very Easy |
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| Good results |
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| Polishes to a smooth surface |
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Staining
| Fairly Easy to Very Easy |
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| Some care is required |
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| Good staining properties |
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Strength Properties
| Density (dry weight) = 67-75 lbs/cu. ft. |
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| Density (dry weight) = 61-67 lbs/cu. ft. |
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| Density (dry weight) = >75 lbs/cu. ft. |
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| Max. crushing strength = high |
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| Density (dry weight) = 53-60 lbs/cu. ft. |
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| Bending strength (MOR) = medium |
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| Shearing strength (parallel to grain) = medium |
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| Modulus of Elasticity (stiffness) = medium |
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| Bending strength (MOR) = high |
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| Weight = very high |
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| Shrinkage, Tangential = moderate |
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| Shrinkage, Tangential = large |
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| Shrinkage, Tangential = fairly large |
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| Shrinkage, Radial = moderate |
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| Shrinkage, Radial = large |
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| Shrinkage, Radial = fairly large |
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| Density = very high |
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| Bending strength (MOR) = very high |
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| Bending strength (MOR) = low |
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Numerical Data
| Item | Green | Dry | English |
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| Bending Strength | 10199 | 20927 | psi |
| Crushing Strength | | 11794 | psi |
| Density | | 61 | lbs/ft3 |
| Maximum Crushing Strength | 6899 | 9945 | psi |
| Shearing Strength | | 2205 | psi |
| Stiffness | 1665 | 2532 | 1000 psi |
| Specific Gravity | | 1.07 | |
| Weight | 64 | 60 | lbs/ft3 |
| Radial Shrinkage | 5 | | % |
| Tangential Shrinkage | 9 | | % |
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| Item | Green | Dry | Metric |
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| Bending Strength | 717 | 1471 | kg/cm2 |
| Crushing Strength | | 829 | kg/cm2 |
| Density | | 977 | kg/m3 |
| Maximum Crushing Strength | 485 | 699 | kg/cm2 |
| Shearing Strength | | 155 | kg/cm2 |
| Stiffness | 117 | 178 | 1000 kg/cm2 |
| Specific Gravity | | 1.07 | |
| Weight | 1025 | 961 | kg/m3 |
| Radial Shrinkage | 5 | | % |
References
Berni, C.A., Bolza, E., Christensen, F.J.,1979,South American Timbers - The Characteristics, Properties and Uses of 190,Species,C.S.I.R.O Div. Building Research
Bois et Forets des Tropiques,1984,Boco - Bocoa prouacensis Aubl,Bois et Forets des Tropiques Vol. 205 p.26
Bois et Forets des Tropiques,1990,Special Guyane,Bois et Forets des Tropiques Vol. 219
Bois et Forets des Tropiques,1991,Acacia franc - Enteroloblium schomburgkii Benth.,Bois et Forets des Tropiques Vol.230 pp.53-56
Chichignoud, M., G. Deon, P. Detienne, B. Parant, and P. Vantomme. 1990. Tropical Timber Atlas of Latin America. Prepared for International Tropical Timber Organization (ITTO) by Centre Technique Forestier Tropical (CTFT, Division of CIRAD, 45bis, Avenue de la Belle Gabrielle, Nogent-sur-Marne Cedex, France.
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