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Lignum vitae is hard and durable, and is also the densest wood traded (average dried density: ~79 lb/ft 3 or ~1,260 kg/m 3); [4] it will easily sink in water. On the Janka scale of hardness, which measures hardness of woods, lignum vitae ranks highest of the trade woods, with a Janka hardness of 4,390 lbf (compared with Olneya at 3,260 lbf, [5] African blackwood at 2,940 lbf, hickory at 1,820 ...
The timber of Khaya is called "African mahogany", with wood properties generally regarded as the closest to genuine mahogany. [2]The seeds of K. senegalensis have an oil content of 52.5%, consisting of 21% palmitic acid, 10% stearic acid, 65% oleic acid, and 4% "unidentifiable acid" [3]
Male trees have white catkins that extend 15 to 20 cm (6 to 8 in) and dangle from twigs at the axils of the leaves. Female trees have flower spikes measuring 5 to 6 cm (2 to 2 + 1 ⁄ 4 in) long by 2 cm (3 ⁄ 4 in) wide, green with prominent styles. The fruit are long, wrinkled and fleshy with the small seeds embedded in the pulp. [2]
Iroko is one of the traditional djembe woods. Iroko wood was the wood chosen for the pews in the Our Lady of Peace Basilica. [19] It is a very durable wood; [20] iroko does not require regular treatment with oil or varnish when used outdoors, although it is very difficult to work with tools as it tends to splinter easily, and blunts tools very ...
The name sapele comes from that of the city of Sapele in Nigeria, where there is a preponderance of the tree.African Timber and Plywood (AT&P), a division of the United Africa Company, had a factory at this location where the wood, along with Triplochiton scleroxylon, Obeche, mahogany, and Khaya was processed into timber which was then exported from the Port of Sapele worldwide.
Bilinga (also called Aloma in Germany and Opepe in England) is an African wood, from Nauclea diderrichii trees in the family Rubiaceae. The wood, which grows across tropical Africa from Sierra Leone to Uganda, has about the same density as true hickory, but is not quite as strong. [1] The wood is extremely heavy. [2]
It is used to make sculptures, carvings, walking sticks, pool cues, doorknobs, tool and knife handles, gun grips, the black keys on pianos, organ-stops, guitar fingerboards and bridges, and chess pieces. It is the wood of choice for the fingerboards, tailpieces, and tuning pegs used on all orchestral stringed instruments, including violins ...
The building of a reconstructed 9th-century Arab merchantman, the Jewel of Muscat, required thirty-eight tons of Afzelia africana wood, which was supplied from Ghana. Curved trees were chosen for the ship's frames and timbers. [8] The trade name for the wood of this species is doussié; it is known for being resistant to decay and termites. [3]