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Hymenaea courbaril L.
CAESALPINIACEAE
Comercial Name : Jatoba
Other Names : Jatoba-Curuba, Jutai, Jutai-Acu, Jutai-Grande
Foreign Name :
Courbaril (Central America, France, French Guyana, Guyana, England,
Mexico,Peru)
Guapinol (Central America, Colombia, Mexico)
Locus (Surinam)
Red-Locust (Surinam)
Rode-Locus (Surinam)
Ocurrence :
Brasil - Amazonia
Others - Colombia, Guyana, French Guyana, Surinam
General Charcteristics :
Color : red chestnut
Direction : right Texture : rough
Taste : indistinct Smell : indistinct
Density at 15% m.c = 710 Kg/m3
Natural Durability :
Durabel in contact with the ground.
Treatability : difficult due to low permeability.
Processing Characteristics :
Productivity in Mill : 50.60%
Surfacing : moderately easy Shaping : hard
Fixing : moderately easy Glueing : moderately easy
Finishing : good
Drying : fast with defects
Uses:
Civil Construction - Heavy Marine, External and Internal
Furniture - General Usage
Shippings - General Usage
Veneers and Plywoods - General Usage
Tools, Domestic Utensiles
Paletes
Sports Articles and toys, Musical Instruments and their parts
| |
Green |
Dry |
English |
Green |
Dry |
Metric |
| Bending
Strength |
12957 |
21020 |
psi |
911 |
1478 |
kg/cm2 |
| Crushing
Strength |
1640 |
1880 |
psi |
115 |
132 |
kg/cm2 |
| Max.
Crushing Strength |
21020 |
5800 |
psi |
1478 |
408 |
kg/cm2 |
| Static
Bending (FSPL) |
7910 |
11900 |
psi |
556 |
837 |
kg/cm2 |
| Impact
Strength |
|
|
inches |
|
|
cm |
| Stiffness |
1843 |
2422 |
1000
psi |
130 |
170 |
1000
kg/cm2 |
| Work
to Maximum Load |
15 |
18 |
inch-lbs/in3 |
wml3 |
1 |
cm-kg/cm3 |
| Hardness |
|
2653 |
lbs |
|
1203 |
kg |
| Shearing
Strength |
|
2470 |
psi |
|
174 |
kg/cm2 |
| Toughness |
|
230 |
inch-lbs |
|
265 |
cm-kg |
| Specific
Gravity |
0.76 |
0.91 |
|
0.76 |
0.91 |
|
| Weight |
|
56 |
lbs/ft3 |
|
897 |
kg/cm3 |
| Density
(Air-Dry) |
|
57 |
lbs/ft3 |
|
913 |
kg/cm3 |
| Radial
Shrinkage |
|
4.5 |
% |
|
4.5 |
% |
| Tangential
Shrinkage |
|
8.5 |
% |
|
8.5 |
% |
| Volumetric
Shrinkage |
|
12.7 |
% |
|
12.7 |
% |
|
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