
Roble (Tabebuia rosea)
Family: Bignoniaceae
Common names: Afina, Amapa, Amapa rosa, Amape, Apamate, Apamate ocobo, Cambora, Caoba del brasil, Cortes, Cortez, Guayacan, Macuelizo, Macuil, Macuilis, Macuiliz, Maculez, Maculigua, Maculis, Maculiz, Maculiz prieto, Maculizo, Mano de leon, Maqueliz, Maquilgua, Maquiliqua, Maquiliz, Maria blanco, Matilisquate, Mayflower, Ocobo, Orum, Otovo, Palo blanco, Palo de rosa, Palo yugo, Pink poui, Pink trumpet tree, Poirier, Poirier du pays, Poirier rouge, Roble, Roble blanc, Roble blanco, Roble colorado, Roble de guyana, Roble de la america central, Roble de rio, Roble de savana, Roble de yugo, Roble flor morado, Roble morado, Rosa morada, Rosa morado, Taipoca, Warakuri, Weisse roble, West Indian boxwood, White cedar, Witte roble
Distributed in: Belize, Bolivia, Columbia, Costa Rica, Cuba, Dominican Republic, Ecuador, El Salvador, Guadelope [France], Guatemala, Honduras, Mexico, Nicaragua, Panama, Peru, Trinidad and Tobago, Venezuela (Central America, Latin America, Oceania and S.E. Asia)
Distribution overview: Widely distributed in tropical America, and occurs from Mexico to northern South America and Ecuador. It occurs in a variety of habitats, but especially in somewhat swampy forests, from sea level to an altitude of about 3940 feet (1200 m). also widely cultivated.
Common uses: Agricultural implements, Balusters, Beams, Bedroom suites, Boat building (general), Boat building, Boat building: decking, Boat building: framing, Boxes and crates, Bridge construction, Building construction, Building materials, Cabin construction, Cabinetmaking, Canoes, Ceiling, Chairs, Chests, Concealed parts (Furniture), Concrete formwork, Construction, Cooperages, Decks, Decorative veneer, Desks, Dining-room furniture, Domestic flooring, Door, Dowell pins, Dowells, Drawer sides, Factory construction, Figured veneer, Fine furniture, Floor lamps, Flooring, Form work, Foundation posts, Framing, Furniture , Furniture components, Furniture squares or stock, Furniture, Handles: general, Hatracks, Heavy construction, Interior construction, Interior trim, Joinery, Joists, Kitchen cabinets, Lifeboats, Light construction, Marine construction, Millwork, Moldings, Musical instruments, Oars, Paneling , Paneling, Particleboard, Piling, Plywood, Poles, Railroad ties, Shingles, Sporting Goods, Tool handles, Vehicle parts, Veneer: decorative
Product sources: It is one of the most widely distributed and abundant species in Central America.
Environment profile: Widespread
Tree size: Bole length is 10-20 m
Colors: the heart isRed, Yellow to golden-yellow to orangeand the sapwoodSame as heartwood, White to yellow.The grain isWavy, the textureMedium to fairly course and the lusterMedium
Natural durability: Very durable, Very durable
Odor: No specific smell or taste
LightInduced Color Change: Darker
Kiln Schedules: UK=E US=T6D2/T3D1 Fr=5
Kiln Drying Rate: Rapid (<10 days for boards < 32 mm, to <30 days for boards >= 63 mm)
Drying Defects: Slight twist/warp, Splitting
Ease of Drying: Tolerates severe drying schedules
Tree Identification: Bole/stem form is straight
Comments: General finishing qualities are rated as good Roble wood is suggested as a subsitute for Ash (Fraxinus spp.) and Oak (Quercus sapp.) Widely cultivated for ornamental trees
Blunting Effect: Slight
Boring: Fairly difficult to very difficult
Carving: Very good response to preservative treatment
Cutting Resistance: Fairly Difficult to Very Difficult to saw
Gluing: Good gluing characteristics
Mortising: Very good mortising properties
Moulding: Fairly good response to preservative treatment
Movement in Service: Fairly good response to preservative treatment
Nailing: Possible if prebored, Thicker boards require pre-boring
Planing: Requires some care to prevent rough surfaces
Resistance to Impregnation: Permeable
Resistance to Splitting: Poor
Response to hand tools: Good response
Routing recessing: Routing yields good results
Sanding: The sanding finish is generally good
Veneering qualities: Material can converted into smooth and compact veneers , No drying degrade. Dries flat without splitting
Steam bending: Very Good to Excellent Results
Screwing: Easy to screw
; Turning: Very good turning characteristics
Polishing: Satisfactory; Staining: Finish is generally satisfactory
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- Numerical data Metric
- Numerical data English
- Strength properties
- References
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 |
 |
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| Item |
Green |
Dry |
Metric |
| Specific Gravity |
0,51 |
|
|
| Density |
|
624 |
kg/m3 |
| Bending Strength |
679 |
958 |
kg/cm2 |
| Crushing Strength |
340 |
495 |
kg/cm2 |
| Hardness |
|
447 |
kg |
| Impact Strength |
|
|
cm |
| Shearing Strength |
|
105 |
kg/cm2 |
| Stiffness |
105 |
117 |
1000 kg/cm2 |
| Tangential Shrinkage |
6 |
|
% |
| Radial Shrinkage |
3 |
|
% |
| Weight |
624 |
480 |
kg/m3 |
| Maximum Load |
0,7 |
0,84 |
cm-kg/cm3 |
| Toughness |
|
|
cm-kg |
| Static Bending |
|
|
kg/cm2 |
|
 |  |  |  | | Item | Green | Dry | English | | Bending Strength | 9665 | 13638 | psi | | Density | | 39 | lbs/ft3 | | Hardness | | 987 | lbs | | Maximum Crushing Strength | 4843 | 7054 | psi | | Shearing Strength | | 1494 | psi | | Stiffness | 1495 | 1677 | 1000 psi | | Work to Maximum Load | 10 | 12 | inch-lbs/in3 | | Specific Gravity | 0.51 | | | | Weight | 39 | 30 | lbs/ft3 | | Radial Shrinkage | 3 | | % | | Tangential Shrinkage | 6 | | % | | Volumetric Shrinkage | 8 | | % | |
Bending strength (MOR) = medium 0 Density (dry weight) = 38-45 lbs/cu. ft. 0 Max. crushing strength = medium 0 Modulus of Elasticity (stiffness) = low 0 Hardness (side grain) = soft 0 Shearing strength (parallel to grain) = low 0 Density (dry weight) = 31-37 lbs/cu. ft. Shrinkage, Volumetric = small Shrinkage, Tangential = small Shrinkage, Radial = small Density (dry weight) = 46-52 lbs/cu. ft. Max. crushing strength = high Shrinkage, Radial = very small Modulus of Elasticity (stiffness) = medium Shearing strength (parallel to grain) = very low Bending strength (MOR) = low Work to Maximum Load = low Shrinkage, Radial = moderate Shearing strength (parallel to grain) = medium Weight=High Shrinkage, Tangential = very small Shrinkage, Tangential = moderate Shrinkage, Tangential = fairly large Resists wearing and marring Resists denting and marring Hardness (side grain) = medium Density = high Compression strength (parallel to grain) = high Bending strength (MOR) = high
Bending strength in the air-dry condition (about 12 percent moisture content) is high - comparable to Teak. Strength in compression parallel to grain is in the high range. Other species in this range include Teak, White oak, and Hard maple
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