TRADE NAME

TIAMA

 

SCIENTIFIC NAME

  • Entandrophragma angolense C.D. C.
  • E. congoense A. Chev.

 

FAMILY

Meliaceae

 

 

REGIONAL DISTRIBUTION

West Africa – Central Africa – East Africa

Ivory Coast :TIAMA
Ghana : EDINAM
Nigeria : GEDU-NOHOR
Equat. Guinea : DONGOMANGUILA
Gabon : ABEUBEGNE
Congo : KILUKA
Angola : LIVUITE, ACUMINATA*
Zaire : LIFAKI, VOVO
Uganda : MUKUSU
W. Germany : TIAMA-MAHAGONI, ACUMINATA
Great-Britain : GEDU-NOHOR

*E. congoense var. acuminata : offers a darker wood, with a finer texture, which similar to SAPELLI

Pr. = REGUL. Ex. = REGUL., FAIRLY IMP.

 

 

SAPWOOD

Demarcated, whitish or pinkish, 10 cm (sometimes very thick)

 

HEARTWOOD

  • Colour : Red-brown, darkening slightly on exposure
  • Grain : Slightly/occasionally interlocked to highly/frequently interlocked
  • Texture : Medium to coarse
  • Silver figure : Fine

 

 

TECHNOLOGICAL PROPERTIES

  • Green weight (kg/m3) = 800 – 900
  • Specific gravity at 12% M.C. (kg/m3) MV12 = (medium) 560
  • Volumetric swelling for 1% MC variation V% = (medium) 0.40
  • Total tangential swelling T% = 7.8
  • Total radial swelling R% = 4.9
  • Crushing strength (N/mm2) C12 = 47
  • Static bending strength (N/mm2) F12 = 118
  • Modulus of elasticity (N/mm2) E12 = 9000

 

 

END USE

  • Sliced veneers for decoration and cabinet work
  • Plywood (faces)
  • Exterior joinery (treated)
  • Furniture
  • Domestic flooring
  • Interior fittings – Stairs
  • Interior joinery – Paneling

 

 

REMARKS

  • Natural durability : Perishable to moderate
  • Lyctus susceptibility : No
  • Preservative treatment : Resistant
  • Other remarks :
    – An alternate for SIPO, KOSIPO, SAPELLI and AFRICAN ACAJOU.