Balfourodendron riedelianum Engl. 
RUTACEAE 

Comercial Name : Pau - Marfim 
Other Names : Farinha-Seca, Gramixinga, Guataia, Marfim, Pau-Liso 
Foreign Name : 
Guatambu (Argentina, Paraguay) 
Guatambu-Blanco (Argentina, Paraguay) 

Ocurrence : 
Brasil - MG/SP, PR/SC/RS 
Others - Argentina, Paraguay 

General Charcteristics : 
Color : Palid Yellow 
Direction : irregular Texture : fine 
Taste : bitter Smell : indistinct 
 Density at 15% m.c = 840 Kg/m3 

Natural Durability : 
Not Durabel - low resistence to atack of fungus. 
Treatability : easy. 
Processing Characteristics : 
Surfacing : regular Sawing : easy 
Glueing : easy Finishing: good 
Drying : moderately easy 

Uses: 
Civil Construction - Light Internal and Frames 
Floors - Domestic 
Furniture 
Shipping Applications 
Veneers and Plywoods- Decorative Veneers 
Packaging and Cases 
Diverse Uses - Mouldings, Sport Articles and Toys, 
Musical Instruments or their parts. 
 
 

	Green	Dry	English	Green	Dry	Metric
Bending Strength	14411		psi	1013		kg/cm2
Crushing Strength			psi			kg/cm2
Max. Crushing Strength		6070	psi		427	kg/cm2
Static Bending (FSPL)			psi			kg/cm2
Impact Strength			inches			cm
Stiffness	1660		1000 psi	117		1000 kg/cm2
Work to Maximum Load			inch-lbs/in3			cm-kg/cm3
Hardness			lbs			kg
Shearing Strength			psi			kg/cm2
Toughness			inch-lbs			cm-kg
Specific Gravity	0.73	0.8		0.73	0.8
Weight		50	lbs/ft3		801	kg/cm3
Density (Air-Dry)		50	lbs/ft3		801	kg/cm3
Radial Shrinkage		4.6	%		4.6	%
Tangential Shrinkage		8.8	%		8.8	%
Volumetric Shrinkage		13.4	%		13.4	%