Scientific Name
Centrolobium patinense
Trade Name
Amarillo
Family Name
Leguminosae
Common Names
Amarillo, Amarillo de guayaquil, Amarillo lagarto, Arariba, Putumuju
Regions of Distribution
Central America, Latin America
Countries of Distribution [VIEW MAP]
Colombia, Ecuador, Panama
Common Uses
Boat building (general), Boat building: decking, Boat building: framing, Furniture, Heavy construction, Joinery, Light construction, Mine timbers
Environmental Profile
| Rare | ||||||||||||
| Questionable | ||||||||||||
| Endangered | ||||||||||||
| Abundant/Secure |
Heartwood Color
| Brown | ||||||||||||
| Yellow to golden-yellow to orange | ||||||||||||
| Red |
Sapwood Color
| White | ||||||||||||
| White to yellow | ||||||||||||
| Well defined |
Grain
| Even | ||||||||||||
| Straight |
Texture
| Fine | ||||||||||||
| Medium |
Natural Durability
| Very durable | ||||||||||||
| Very durable | ||||||||||||
| Resistant to attack from termites (Isoptera) | ||||||||||||
| Resistant to attack from marine borers |
| Figure | ||||||||||||
| Even | ||||||||||||
| Straight | ||||||||||||
| Other (figure) |
Odor
| Has a taste |
Light-Induced Color Change
| Heartwood slightly darker than sapwood |
Drying Defects
| Internal Honeycombing Possible | ||||||||||||
| Collapse |
Ease of Drying
| Rapidly | ||||||||||||
| Reconditioning Treatement | ||||||||||||
| Little degrade |
Tree Size
| Tree height is 10-20 m | ||||||||||||
| Tree height is 20-30 m |
Comments
General finishing qualities are rated as good
Blunting Effect
| Little |
Boring
| Fair to good results | ||||||||||||
| Fairly easy to very easy |
Carving
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Cutting Resistance
| Easy to saw | ||||||||||||
| Cutting Resistance with dry wood is easy |
Mortising
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Moulding
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Movement in Service
| Fair to Good Stability – Medium Movement | ||||||||||||
| Excellent Stability – Small Movement |
Nailing
| Fair to Good Results | ||||||||||||
| Very Good to Excellent Results | ||||||||||||
| Poor to Very Poor Results |
Planing
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Resistance to Impregnation
| Resistant heartwood | ||||||||||||
| Resistant sapwood |
Resistance to Splitting
| Poor |
Response to Hand Tools
| Responds Readily | ||||||||||||
| Easy to Work | ||||||||||||
| Moderate difficulty | ||||||||||||
| Difficult to machine |
Routing & Recessing
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Sanding
| Fair to Good Results |
Screwing
| Fair to Good Results | ||||||||||||
| Very Good to Excellent Results | ||||||||||||
| Fairly Easy to Very Easy |
Turning
| Fair to Good Results |
Steam Bending
| Poor to Very Poor Results |
Painting
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Polishing
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Staining
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Varnishing
| Fair to Good Results | ||||||||||||
| Fairly Easy to Very Easy |
Strength Properties
| Density (dry weight) = 46-52 lbs/cu. ft. |
Numerical Data
| Item | Green | Dry | English |
| Density | 47 | lbs/ft3 | |
| Weight | 46 | 37 | lbs/ft3 |
| Item | Green | Dry | Metric |
| Density | 753 | kg/m3 |
References
Acosta-Solis, M.,1960,Maderas Economicas del Ecuador y sus Usos,Editorial Casa de la Culhra Ecuatoriana Quito
Little, E.L.,1948,A Collection of Tree Specimens from Western Ecuador,Caribbean Forester,9(3,pp215-98
Timber Development Association Ltd.,1948,Notes on Ecuadorian Timbers,TRADA, Timber Information,35,pp5