Products - Iroko

Specie Name: IROKO Botanical / Scientific / Latin name: Chlorophora excelsa Common / Trade names: Origin: (Regions Africa) West Africa (NIGERIA, GABON, CAMEROON), Central Africa, East Africa Colour: Yellow brown to dark brown Natural durability: Very durable

Characteristics Grain: slightly interlocked

Texture: Medium to coarse

Silver figure: Fine

Uses: Interior and exterior joinery, interior fittings, decorative sliced veneers, high-class furniture, stairs, house framing, domestic floorings, boat building (decking) vats, turnery.

Working properties: Easy sawing, medium drying, machining: difficulties due to irregular grain, wood bending moderate, gluing good, nailing good, good finishing,

Numerical Values

Category Green Dry

Bending Strenght 685 954 kg/cm2

Crushing Strenght (Perp.) 125 kg/cm2

Max. Crushing Strength 346 572 kg/cm2

Static Bending (FSPL) 566 kg/cm2

Impact Strenght 71 58 cm2

Stiffness 90 124 1k kg/cm2

Work to max. Load 0.75 0.63 cm-kg/cm3

Hardness 699 kg

Shearing Strength 109 kg/cm2

Toughness 425 cm-kg

Specific Gravity 0.55 0.78

Weight 929 785 kg/cm3

Density (Air dry) 673 kg/cm3

Radial Shrinkage (G->OD) 4 %

Tangential Shrink. (G->OD) 6 %

Volumetric Shrink. (G->OD) %


TRADECORP GROUP Comments - This timber generally has an homogeneous yellow colour which varies slightly depending on where it comes from. It is very hard, heavy and durable. It can be used for windows, outdoor furniture and construction, mouldings and even veneer.