Freshly cut Bilinga is yellow to orange-yellow, turning to an orange-red to golden brown colour. The 30-50 mm thick sapwood is clearly distinguishable and is pale yellow to white.
Properties of this timber species
- Botanical name: Nauclea diderrichii / Nauclea gilletti
- ATIBT name: Bilinga
- Other names: Badi, Opepe
- Bilinga is listed in the Dutch norm NEN 5493 ‘Quality Requirements For Hardwoods In Road Construction Works, Hydraulic Engineering Works And Other Structural Applications’.
- Bilinga quality class Category 3/Tropical/NEN 5493 is classed in strength class D35 (NEN-EN 338)
- Bilinga is used for a diversity of construction purposes, for both inside and outside, fendering, jetties, bridges, bridge decks (minimum of 40 mm thick)
- Other applications include park benches, fences and gate
- Resistance to fungi: class 1 (very durable)
- Resistance to insects: Termites class D (sapwood and heartwood very durable), Marine borers class M (moderately durable)
- (660)-750-(900) kg/m3 at 12% moisture content
- Fresh 900-1150 kg/m3