Lophira alata
Azobé; Bongossi; Ekki
Other names
| International recognized trade name (ATIBT) | Azobé | |
| Deutsch | Bongossi | |
| English | Azobé; Bongossi; Ekki | |
| Français | Bongossi | |
| Italiano | Bongossi | |
| Suomi | Bongossi | |
| Norsk | Bongossi | |
| Čeština | Bongossi | |
| Español | Bongossi | |
| Svenska | Bongossi | |
| Polski | Bongossi | |
| Український | Bongossi | |
| Român | Bongossi | |
| Русский | Bongossi | |
| Български | Bongossi | |
| EESTI | Bongossi | |
| 日本語 | Bongossi | |
| Other names | Ekki, eba (GB, NG); asso, edoum, ous (CI); hendui (LR), kaku (GH); akélé, bang, okoa (CM); akoga, akoura (GA); aya, bonkolé (BE, CD, CF); red ironwood (GB) |
Further information
| Intkey | ||
| COL | ||
| Wikipedia | ||
| FSC | ||
| Xylotheque |
Origin
| Geographic Regions | Western Africa; Eastern Africa | |||
| States and Territories | Sierra Leone; Liberia; Guinea; Ivory Coast; Ghana; Nigeria; Cameroon; Central African Republic; Gabon; Congo [Brazzaville]; D.R.Congo [Zaire]; Chad; Benin | |||
Botany
| Reich | Plantae | |||
| Tribe | Tracheophyta | |||
| Gymnosperm | Angiosperm | |||
| Class | Magnoliopsida | |||
| Order | Malpighiales | |||
| Family | Ochnaceae | |||
| Genus | Lophira | |||
| Species | alata | |||
| Author citation | Banks ex C. F. Gaertn. | |||
| Scientific name | Lophira alata Banks ex C. F. Gaertn. | |||
Habitus
| Wood type | Hardwood | |||
| Growth habit | Baum | |||
Microscopic features
| Containers | zerstreutporig | |||
| Intkey | https://www.delta-intkey.com/wood/de/www/ochloala.htm | |||
Macroscopic features
| Wood odor | Kein ausgeprägter Geruch | |||
| Growth ring boundaries | indistinct or not recognizable | |||
| Heartwood | with color stripes | |||
| Strip in the heartwood | Ohne Farbstreifen | |||
| Color heartwood | dunkelrot schokoladenbraun | |||
Natural durability
(according to EN 350)
| Mushrooms field | DC 2v | |||
| Mushrooms laboratory | 1to2 | |||
| Beetle | D | |||
| Termites | D | |||
| Lithophagous molluscs | M-D | |||
| Remarks | Ein breites Übergangsholz zwischen Kernholz und Splintholz hat eine natürliche Dauerhaftigkeit gegen Pilze von 3 | |||
Impregnability according to EN 350
| Impregnability of heartwood | 4 | |||
| Impregnability of the sapwood | 2 | |||
| Width of the sapwood | s | |||
Physical properties
| Density, air dry u =15%, mean value | 1120.00 | % | ||
| Shrinkage radial, mean | 7.70 | % | ||
| Shrinkage tangential, mean | 10.20 | % | ||
Raw density oven-dried u =12%
(e.g. according to EN 350)
| Density, oven dry u =12%, lower limit | 950.00 | kg/m3 | ||
| Density, oven dry u =12%, mean value | 1060.00 | kg/m3 | ||
| Density, oven dry u =12%, upper limit | 1100.00 | kg/m3 | ||
Mechanical properties
| Compressive strength, mean value | 109.00 | N/mm2 | ||
| Tensile strength, mean | 170.00 | N/mm2 | ||
| Flexural strength, mean | 157.00 | N/mm2 | ||
| Shear strength, mean | 17.10 | N/mm2 | ||
| Young's modulus, mean | 18600.00 | N/mm2 | ||
Machining of tropical woods
(Provided by: Precius Woods)
| Machine processing | Good | |||
| Predrilling | recommended | |||
| Gluing | Yes | |||
Janka hardness
| Traversal | 19200 | %/% | ||
| Parallel | 17000 | %/% | ||
Shrinkage rate fresh to 65% RH &phi (approx. 12% EMC)
| Radial | 3.8 | % | ||
| Tangential | 6 | % | ||
Areas of application
| Marine; Construction |
Appearances
Wood
Lophira alata , ©Precious Woods
LOAL , wood, 145x60mm ©Hansueli Schmid ,
LOAL , wood, label, 145x60mm ©Hansueli Schmid ,
Lophira alata , ©Dennis Wilson