The Iroko can be AD at 20-30% Humidity (depending on the thickness). 25 and 38 mm, 16-18% Humidity.
FAS GRADE
Mesures
*Thickness: 25(+2) mm, 38(+3) mm, 50(+3) mm, 63(+3) mm, 75(+3) mm, 100(+5) mm.
*Widths: 15 cms above allowing 10% of 10-14 cms.
*Possibilities of lengths:
-3.00 meters and longer with 20-30% in 2.20 and 4.40 meters. (Extra +5 cm).
-30% of 3.00 meters and 70% 4.00 meters and longer. (Extra +5 cm).
-50% of 3.00 meters and 50% of 4.00 meters and longer. (Extra +5 cm).
Note: in 40 foot containers (about 26-27 m3 AD).