Amarillo (Centrolobium patinense)
Family: Leguminosae
Common names: Amarillo, Amarillo de guayaquil, Amarillo lagarto, Arariba, Putumuju
Distributed in: Colombia, Ecuador, Panama (Central America, Latin America)
Common uses: Boat building (general), Boat building: decking, Boat building: framing, Furniture, Heavy construction, Joinery, Light construction, Mine timbers
Environment profile: Rare
Tree size: Tree height is 20-30 m
Colors: the heart isRed, Yellow to golden-yellow to orangeand the sapwoodWhite, White to yellow.The grain isStraight, the textureMedium
Natural durability: Very durable, Very durable
Odor: Has a taste
LightInduced Color Change: Heartwood slightly darker than sapwood
Drying Defects: Collapse, Internal Honeycombing Possible
Ease of Drying: Reconditioning Treatement
Comments: General finishing qualities are rated as good
Blunting Effect: Little
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
Nailing: Poor to Very Poor , Very Good to Excellent
Planing: Fairly Easy to Very Easy
Resistance to Impregnation: Resistant sapwood
Resistance to Splitting: Poor
Response to hand tools: Responds Readily
Routing recessing: Fairly Easy to Very Easy
Sanding: Fair to Good Results
Steam bending: Poor to Very Poor Results
Screwing: Fairly Easy to Very Easy, Very Good to Excellent Results; Turning: Fair to Good Results
Painting: Fairly Easy to Very Easy; Polishing: Fairly Easy to Very Easy; Staining: Fairly Easy to Very Easy; Varnishing: 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.
Acosta-Solis, M.,1960,Maderas Economicas del Ecuador y sus Usos,Editorial Casa de la Culhra Ecuatoriana QuitoLittle, E.L.,1948,A Collection of Tree Specimens from Western Ecuador,Caribbean Forester,9(3,pp215-98Timber Development Association Ltd.,1948,Notes on Ecuadorian Timbers,TRADA, Timber Information,35,pp5
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