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Tree Data
The tree is reported to reach heights of 160 feet (49 m), with trunk diameters of 60 inches (150 cm) or more. Boles are unbuttressed but may have a swollen base,

and they produce straight, clear boles that are sometimes 100 feet (30 m) long.


Sapwood Color
The wide sapwood is pale pink in color, and is well demarcated from the heartwood.

Heartwood Color
The heartwood is dark red or deep chocolate brown, sometimes with purple highlights.

The grain is usually interlocked, which yields a ribbon figure on radial surfaces. Conspicuous white deposits in pores, give tangential surfaces a speckled appearance.

Texture is usually coarse and uneven.

Luster is described as low.

There is no characteristic odor or taste.

Movement in Service
The timber is reported to have very poor stability, and tends to change dimension considerably in response to changes in atmospheric conditions.

Natural Durability
The heartwood is reported to be very resistant to decay. It is moderately resistant to termite attack in West Africa, and resistant to teredo attack.

Resistance to Impregnation
The heartwood is reported to be extremely resistant to impregnation. The sapwood is resistant.

Weathering Properties
Ekki is reported to have very good weathering characteristics, and is also resistant to acids.


Category Green Dry Unit
Bending Strength 12132 22446 psi
Max. Crushing Strength 9920 13440 psi
Stiffness 1906 2448 1000 psi
Hardness 3350 lbs
Toughness 625 in-lbs
Specific Gravity 0.90 1
Weight 75 65 lbs/cu.ft.
Density (Air-dry) 70 lbs/cu.ft.
Radial Shrinkage (G->OD) 8 %
Tangential Shrink. (G->OD 11 %
Volumetric Shrink. (G->OD 17 %


Crown-Wood is a division of Crown-Holdings bvba, a registered company in Belgium active in the import/export & trading of all kinds of Tropical & Exotic Hardwoods (from South-East Asia, West Africa and South-America). 

Crown-Holdings bvba

Crown-Holdings bvba has the following divisions:

Contact details

a division of Crown-Holdings bvba

Baillet Latourlei 98
2930 Brasschaat

E-mail: info@crown-wood.be
Telephone: +32 3 480 10 14
Fax: +32 3 605 48 53