Bitterwood
Botanical name
Vatairea guyanensis
Origin
South America
Other names
Fava Amarela, Faveira Amarela, Faveira Bolacha, Maqui, Bastard Purpleheart, Inkassa, Amargo, Mari-Mari, Arisoeroe, Geli-Kabissi, Aracuy, Fava Amargosa, Faveira Amargosa, Guerra, Arisauro, Bauwaua, Yongo, Marupa del Bajo, Gele Kabbes
WOOD DESCRIPTION
| Color: |
yellow brown |
| Sapwood: |
clearly demarcated |
| Texture: |
coarse |
| Grain: |
straight or interlocked |
| Interlocked grain: |
slight |
| Note: |
Bright Yellow when freshly sawn, becoming Yellow brown to dark brown or red brown. |
PHYSICAL, MECHANICAL AND ACOUSTIC PROPERTIES
|
(*: at 12% moisture content, with 1 MPa = 1 N/mm²) Musical quality factor: 127,7 measured at 2853 Hz |
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NATURAL DURABILITY AND TREATABILITY
| Funghi (according to E.N. standards): |
class 3 - moderately durable |
| Dry wood borers: |
durable - sapwood demarcated (risk limited to sapwood) |
| Termites (according to E.N. standards): |
class M - moderately durable |
| Treatability (according to E.N. standards): |
class 3-4 - poorly not permeable |
| Use class ensured by natural durability: |
class 2 - inside or under cover (dampness possible) |
| Species covering the use class 5: |
No |
SAWING, MACHINING AND ASSEMBLING
| Blunting effect: |
fairly high |
| Sawteeth recommended: |
stellite-tipped |
| Cutting tools: |
tungsten carbide |
| Peeling: |
not recommended or without interest |
| Slicing: |
nood |
| Note: | Sawdust may cause allergies. |
| Nailing / screwing: |
good but pre-boring necessary |
| Gluing: |
correct |
