Guibourtia arnoldiana
Specifications
Family
Fabaceae
Species
Guibourtia arnoldiana (De Wild. & T. Durand) J. Léonard
mutenye
Description
It has a grayish-yellow sapwood, clearly differentiated from the heartwood, whose color varies greatly, from yellowish-brown to reddish or olive-gray. It has a fine texture, interwoven or wavy grain, and a density between 0.75 and 0.95. It exhibits high mechanical strength and good durability.
Plant morphology
Tree up to 40 m tall, with a trunk diameter of up to 80 cm, often supported by sturdy buttresses.
Natural occurrence
Countries of origin and distribution
Western Tropical Africa, exclusive to the Congo Basin: Democratic Republic of the Congo, Congo, Gabon, Angola.
Habitat and ecology
A heliophilous species, it grows between sea level and 200 m above sea level in the ecotone between the lowland forest and the savannah.
Uses
Use class
CU1
CU2
CU3
CU4
CU5
Application areas
It is used for floorboards, cabinet making, turning, and artistic crafts.
Technical data
Aesthetic characteristics
Grain
Obvious
Texture
Medium
Physical and mechanical properties
Density
ρ
ρ
790
kg/m3
Radial shrinkage
Rad. sh.
Rad. sh.
5
MPa
Tangential shrinkage
Tang. sh.
Tang. sh.
88
MPa
Bending strength
M.O.R.
M.O.R.
138
MPa
Modulus of Elasticity
M.O.E.
M.O.E.
21250
MPa
Durability characteristics
Fungal resistance
Moderatamente durabile
Insect resistance
Resistant