Ayous or Samba

Scientific name: Triplochiton scleroxylon K. Schum

Geographic origin: West  and central Africa.

Description

  • Sapwood and heartwood: from white to light yellowish white.
  • Fiber: straight, occasionally slightly intertwined.
  • Grain: medium size to rough .

Capacity of being impregnated

  • Low capacity of being impregnated.

Mechanization

  • Sawing process: no difficulties.
  • Drying process: fast and easy. Very low risk of deformation and crack formation.
  • Planing process: no difficulties.
  • Gluing process: no difficulties
  • Nailing and screwing process: no difficulties.
  • Finish: no difficulties.

Physical properties

  • Apparent density at 12% humidity 380 kg/m3 light wood.
  • Dimensional stability
  • - Volumetric contraction coefficient 0.33 % highly stable wood.
  • - Relation between contractions 1.73% no tendency to deformity.
  • &;8226; Hardness (Chaláis-Meudon) 1.2 softwood.

Ayous or Samba

Mechanical properties

  • Resistance to static flexion 620 kg/cm2.
  • Elasticity module 59,500 kg/cm2.
  • Resistance to compression 285 kg/cm2.
  • Resistance to parallel traction 480 kg/cm2 .

Ayous or Samba

Observations

Ayous or Samba