Dibetou (African Walnut)
Botanical name
Lovoa trichilioides-klaineana
Origin
Africa
Other names
Bibolo, African Walnut, Mpengwa, N'vero, Apopo, Boyo Kondi, Lifaki Muindu, Noyer d'afrique, Congowood, Bosso, Eyan, Dubini-Biri, M'bero, Anamenila, Sida, Bombulu, Wnaimei, Noyer Du Gabon, Tigerwood
WOOD DESCRIPTION
Color: |
brown |
Sapwood: |
clearly demarcated |
Texture: |
fine |
Grain: |
interlocked |
Interlocked grain: |
slight |
Note: |
Ring shakes and brittleheart possible in some logs. |
PHYSICAL, MECHANICAL AND ACOUSTIC PROPERTIES
|
(*: at 12% moisture content, with 1 MPa = 1 N/mm²) Musical quality factor: 109,5 measured at 2693 Hz |
NATURAL DURABILITY AND TREATABILITY
Funghi (according to E.N. standards): |
class 3-4 - moderately to poorly durable |
Dry wood borers: |
durable - sapwood demarcated (risk limited to sapwood) |
Termites (according to E.N. standards): |
class S - susceptible |
Treatability (according to E.N. standards): |
class 3-4 - poorly or not permeable |
Use class ensured by natural durability: |
class 2 - inside or under cover (dampness possible) |
Species covering the use class 5: |
No |
Note: |
This species is listed in the European standard NF EN 350-2. |
SAWING, MACHINING AND ASSEMBLING
Blunting effect: |
normal |
Sawteeth recommended: |
ordinary or alloy steel |
Cutting tools: |
ordinary |
Peeling: |
good |
Slicing: |
nood |
Note: | Difficulties due to interlocked grain in planing (tearing). Keep sharp tools. Ribbon like aspect on quartersawn. Sawdust may be irritant. |
Nailing / screwing: |
good |
Gluing: |
correct |
Note: |
Risks of end checks. |