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Kondroti
Rhodognaphalon brevicuspe (Sprague) Roberty
BOMBACACEAE
Kondroti (Côte d`Ivoire); East African Bombax (United Kingdom); Ogumalanga (Gabon); N'demo (Congo); East africa bombax (United Kingdom); Mfume (Tanzania); Munguza (Mozambique); Meguza (Mozambique); N`demo (Congo); Alone (Gabon)
Bombax rhodognaphalon K. Schum.; Bombax chevalieri Pellegr.; Bombax brevicuspe Spreng.; Bombax brevicuspe Sprague
The tree reaches a height of 43 m. The bole is cylindrical, straight, and may be up to 26 m in length. The trunk diameter attains from 130 up to 200 cm.
Rhodognaphalon brevicuspe occurs in various forest types, particularly in secondary forests, also in savanna and dense rain forests.
West Africa and extending eastward into Tanzania.
Wood diffuse porous. Occasionally vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 200 micras or more (large). Tyloses thin walled. Non-vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits coa Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Axial parenchyma storied. Prismatic crystals in non-chambered axial parenchyma cells. 3 to 4 cells per parenchyma strand. 4 to 10 rays per mm (medium). Rays non-storied. Rays 1 to 4 seriate. Prismatic crystals in the ray cells. Heterogeneous rays and/or multiseriate heterogeneous rays. Non-septate fibers. Fibers with simple to minutely bordered pits.
Unrestricted
The sapwood is whitish, it has a thickness of 10 cm. The heartwood is ochre-brown to pale purplish brown, with slightly darker veins, it is clearly demarcated. The silver figure is fine.
4
Straight or slightly interlocked, sometimes with an influence on further processing operations.
This species is usually reported to have a coarse texture.
Luster is usually low.
Not durable; important risks of decay attacks at any processing step, from logs up to final products. It must receive preservative treatment. Sensible to termites attack. Heartwood is resistant to Lyctus attacks.
5
Residual stresses are reported to be absent.
Silica Content: Negligible contents of silica are found in timber of this species. Amounts over 0.05% may affect the wood processing. Silica Value: 0.01
Easy to treat with a full penetration of the preservative products using vacuum-pressure method.
0.43
0.46
8.2
4.3
Ease of Drying: Drying is rather slow and sometimes difficult to perform. Drying Defects: Risks of checks and distortions. Kiln Schedules: Schedule proposed as a reference by comparison with well known species taking into account to the general technological behavior of this species.
FR-7
1.9
596
89280
358
40
50
260
358
It is easy to saw.
Suitable for peeling without treatment.
Suitable for peeling without treatment.
Slight blunting effect; ordinary tools can be used for sawing and machining.
Machining of this species is reportedly easy.
Easy; no particular problems.
Moderately easy; tools must be cautiously sharpened.
30
Moderately easy; tools must be cautiously sharpened.
Moderately easy; tools must be cautiously sharpened.
Easy to perform but low nails holding.
Glues well if basic gluing technical rules are followed.
Easy to perform; it gives good results.
Needs pre-coating.
No particular problems.
HOUSING GENERAL, boards, frames, steps, panelling, fittings, FURNITURE AND CABINETS, common furniture, PLYWOOD AND VENEER, faces, cores, TURNING, ornaments, turned furniture, cutlery, lasts, PACKING, heavy packing, pallets, OTHER AND MUSICAL INSTRUMENTS, handicrafts, door core, coffin, moldings, cementboard
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