Table 1.
Strength classification of Indonesian wood
Strength class
Specific gravity
MOR (kgf/cm
2
)
I
> 0.90
> 1100
II
0.60–0.90
725–1100
III
0.40–0.60
500–725
IV
0.30–0.40
360–500
V
< 0.30
< 360