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Pau-amarelo

Scientific name: Euxylophora paraensis

 

Other common names:

Amarelão, Amarelinho, Amarelo, Amarelo-cetim, Cetim, Espinheiro, Limãorana, Muiratanã, Muiratauá, Pau-amarelo, Pau-cetim, Pequiá-cetim, Piquiá-cetim.

 

Images

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Phisical Properties:

 

Density(g/cm3) Shrinkage (%) Shrinkage Tangential/ Shrinkage Radial
Dry Green Basic 12% Tangential Radial Volumetric
0.77    0.68    6.10  4.50  11.10  1.36

 

Mechanical Properties:

 

State Static Bending Compression Janka Hardness
Modulus of rupture (kgf/cm2) Modulus of elasticity (1.000kgf/cm2) Parallel to the grain Perpendicular to the grain Parallel to the grain (kgf) End to the grain (kgf)
Maximum compression (kgf/cm2) Stress at proportional limit (kgf/cm2)
Green 949  94   418   96   742  665 
Dry 1176  130  711  136  1092  846  

 

State Tension Cleavage strenght Shear Nail extration
Perpendicular to the grain Maximum compression (kgf/cm) Maximum compression (kgf/cm) Parallel to the grain (kgf) End to the grain (kgf)
Maximum compression (kgf/cm2)
Green 62    118     
Dry 45    108     

 

Source: Laboratory of Forest Products - IBAMA-Brasília-Brazil

 

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