Cumaru
 

 

 

Dipteryx odorata Willd.
FABACEAE

Commercial 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)

Occurrence:
Brazil - AM/PA/RO/ MT/ MA
Others -Guyana, French Guyana, Surinam, Venezuela

General Characteristics:
Color: chestnut
Aspect : Unstressed Fiberous
Direction: right
Texture : average

Basic Density = 910 Kg/m3

Natural Durability:
Durable - resistance to attack of fungus and marine xylophagous
Treatment : 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
%