Iroko

Scientific Name: Chlorophora excelsa
Trade Name: Iroko
Family Name: Moraceae

Lighter vessel lines are conspicuous on flat sawn surfaces. Large deposits of calcium carbonate, with darker colored surrounding material are usually present. Yellow bands of soft tissue are reported to form a zig-zag pattern on all surfaces.

Item	Green	Dry	Measure
Bending Strength	9743	13581	psi
Crushing Strength		1744	psi
Density		42	lbs/ft3
Hardness		1603	lbs
Impact Strength	27	24	inches
Maximum Crushing Strength	4551	7398	psi
Shearing Strength		1604	psi
Static Bending		7889	psi
Stiffness	1231	1569	1000 psi
Toughness		362	inch-lbs
Work to Maximum Load	9	10	inch-lbs/in3
Specific Gravity	0.51	0.7
Weight	44	44	lbs/ft3
Radial Shrinkage	3		%
Tangential Shrinkage	5		%

Source: The Wood Explorer