Dipteryx
odorata Willd.
FABACEAE
Comercial
Name : Cumaru
Other Names : Camaru, Camaru-Ferro, Cambaru, Cambaru-Ferro, Champagne,
Cumaru-Amarelo, Cumaru-da-Folha-Grande,Cumaru-Escuro,
Cumaru-Ferro, Cumaru-Rosa, Cumaru-Roxo,
Cumaru-Verdadeiro, Cumbari, Cumbaru-Ferro, Muirapage.
Foreign Name :
Tonka (Guyana)
Faux Gaiac (French Guyana)
Charapilla (Peru)
Sarrapia (Venezuela, Colombia)
Ebo (Panama, Costa Rica, Honduras)
Ocurrence
:
Brasil - AM/PA/RO, MT, MA
Others -Guyana, French Guyana, Surinam, Venezuela
General Charcteristics :
Color : chestnut Aspect : Unstressed Fiberous
Direction : Texture : average
Taste : indistinct Smell : unpleasant
Basic Density = 910 Kg/m3
Natural
Durability :
Durabel - resistent to atack of fungus and marine xilofagos.
Treatability : difficult.
Processing Characteristics :
Surfacing : easy Sawing : difficult
Fixing: easy Finishing: good
Drying : easy with defects
Uses:
Civil Construction - Light External; Heavy External,Internal and Marine
Floors - Domestic
Furniture
Transport
Shipping
Veneers and Plywoods
|
Green
|
Dry
|
English
|
Green
|
Dry
|
Metric
|
|
| Bending Strength |
19295
|
27270
|
psi
|
1357
|
1917
|
kg/cm2
|
| Crushing Strength |
psi
|
kg/cm2
|
||||
| Max. Crushing Strength |
27270
|
9020
|
psi
|
1917
|
634
|
kg/cm2
|
| Static Bending (FSPL) |
psi
|
kg/cm2
|
||||
| Impact Strength |
39
|
inches
|
99
|
cm
|
||
| Stiffness |
2690
|
3030
|
1000
psi
|
189
|
213
|
1000
kg/cm2
|
| Work to Maximum Load |
inch-lbs/in3
|
cm-kg/cm3
|
||||
| Hardness |
3540
|
lbs
|
1606
|
kg
|
||
| Shearing Strength |
psi
|
kg/cm2
|
||||
| Toughness |
265
|
inch-lbs
|
305
|
cm-kg
|
||
| Specific Gravity |
0.86
|
0.9
|
0.86
|
0.9
|
||
| Weight |
71
|
lbs/ft3
|
1138
|
kg/cm3
|
||
| Density (Air-Dry) |
71
|
lbs/ft3
|
1138
|
kg/cm3
|
||
| Radial Shrinkage |
5
|
%
|
5
|
%
|
||
| Tangential Shrinkage |
7.6
|
%
|
7.6
|
%
|
||
| Volumetric Shrinkage |
12
|
%
|
12
|
%
|
