Origin: Africa

Family – Sterculiaceae

Scientific name
Tarrietia densiflora; Tarrietia utilis

Trade and local names
Niangon; Undianuno N

Physical properties

Density at 12% (kg/m³)	700-800	Moderate Heavy
Tangential Radial Shrinkage (%)	8.8 4.2	Medium Medium

Mechanical properties

Static bending Breaking strength (N/mm²)	103	Medium
Axial compression Breaking strength (N/mm²)	55	Medium
Hardness (kN)	3.8	Medium

Durability
Durable.


Technological properties
• Workability: normal.
• Seasoning: slow albeit easy drying.
• Finish: allows good finishes.
• Gluing: satisfactory gluing qualities.

Main uses
• Flooring

Floor traffic
Light(residential)	Normal (public buildings)	Heavy (sports facilities)
x

• Woodwork
• Furniture
• Other: stairways, shipbuilding, plywood, etc.