IATANDZA (Albizia ferruginea)
Nome comercial
Iatandza
Nome científico (autor)
Albizia ferruginea Benth.
Família
LEGUMINOSAE
Nomes comuns
Murase (Togo); Kulo (Ghana); Awiafu-samina (Ghana); Yatandza (Côte d`Ivoire); Muchole (Uganda); Omulera (Tanzania); Omulera (Kenya); Yatandza; Sakachi; Newei; Musase; Muchole; Kulo; Iatandza; Evuvus; Ayinre; Awiemfo-samina; Awiafu-samina; West african albizia (United Kingdom); Okuru (Zaire); Elongwamba (Zaire); Zazangue (Angola); Sifou-sifou (Congo); Evouvous (Cameroon); Ayinre-ogo (Nigeria); Okuro (Ghana); Aviemfo-samina (Ghana)
Nome científico sinônimo (autor
Inga malacophylla A. Rich.; Inga ferruginea Guill. & Perr.; Feuilleea ferruginea (Guill. & Perr.) Kuntze; Albizia malacophylla (A. Rich.) Walp.
DESCRIÇÃO DA ÁRVORE
Descrição botânica
The tree reaches a height of 40 m and more, with diameters up to 100 cm. The bole is straight and cylindrical, from 10 to 13 m in length, without a buttress.
Habitat natural
Albizia ferruginea is widely distributed in secondary forests, dry dense forests and sandy soils.
Distribuição natural
West Africa, from Senegal to the Democratic Republic of the Congo and Angola.
IDENTIFICAÇÃO DA MADEIRA
Descrição anatômica da madeira (macro e micro)
Wood diffuse porous. Occasionally vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 200 micras or more (large). Vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma lozenge-aliform. Prismatic crystals in chambered axial parenchyma cells and/or in fibers. 3 to 4 cells per parenchyma strand. 4 to 10 rays per mm (medium). Rays non-storied. Rays 1 to 4 seriate. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Septate fibers present. Fibers with simple to minutely bordered pits.
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Foto de madeira macroscópica (tangencial)
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Foto da secção transversal microscopica
DISPONIBILIDADE
Situação CITES sobre a proteção
Unrestricted
DESCRIÇÃO GERAL DA MADEIRA
Cor
The sapwood is pale yellow, it has a thickness of 5 cm. The heartwood is yellowish brown to dark red brown, with golden tinge, sometimes dark streaks, it is clearly demarcated.
Indice de cor
4
Grã
The grain is slightly but systematically interlocked.
Veios ou desenhos na superfície
The texture of the wood is frequently coarse.
DURABILIDADE NATURAL
Durable to decay; this species can be utilized without preservative treatment for exterior joinery or similar uses. Resistant to termites attack. Heartwood is resistant to Lyctus attacks.
Indice de durabilidade natural
1
Tensões internas do crescimento
No growth stresses are reported in this species.
Conteúdo de sílica
Silica Content: This timber is reported to have a negligible silica content. Silica contents over 0.05% may affect wood processing. Silica Value: 0.01
Tratamento preservativo
Difficult to treat with only a low penetration of the preservative products.
PROPRIEDADES FÍSICAS DA MADEIRA
Densidade básica (Peso seco/Volume saturado) (g/cm³)
0.55
Densidade seca ao ar 12% (g/cm³)
0.60
Contração Tangencial Total (Saturado até peso seco) (%)
4.8
Contração Radial Total (Saturado até peso seco) (%)
2.8
Defeitos causados pela secagem
Ease of Drying: Air seasoning is reported to be moderate. Drying Defects: Risk of bowing and twisting is reported.
Programa de secagem recomendável
FR-7
Estabilidade dimensional (Contração Tangencial Total %/Contração Radial Total %)
1.7
Programa de secagem detalhado
http://www.tropicaltimber.info/wp-content/uploads/2015/09/KD_French.pdf
PROPRIEDADES QUÍMICAS DA MADEIRA
PROPRIEDADES MECÂNICAS DA MADEIRA
Resistência a flexão a 12% (Módulo de ruptura) (kgf/cm²)
822
Flexão Estática a 12% (Módulo de elasticidade) (kgf/cm²)
132503
Resistência a compressão paralela as fibras a 12% (kgf/cm²)
514
Resistência a compressão perpendicular as fibras a 12% (kgf/cm²)
64
Cisalhamento radial a 12% (kgf/cm²)
81
Dureza Janka a 12% (perpendicular) (kgf)
442
Dureza Janka a 12% (paralela) (kgf)
546
TRABALHABILIDADE
Serrar ou Cortar
It is easy to saw.
Desdobro da tora em torno para lâminas
Suitable for peeling if treated.
Desdobro da tora em faqueadeira para lâminas
Suitable for peeling if treated.
Desgaste de ferramentas
Slight blunting effect; ordinary tools can be used for sawing and machining.
Aspectos do processamento em máquinas
Machining of this species is reportedly easy.
Aplainamento
Moderately easy; tools must be cautiously sharpened.
Aplicação para molduras
Easy; no particular problems.
Torneamento
30
Furação
Easy; no particular problems.
Fresagem_ranhura_canais
Easy; no particular problems.
Comportamento na aplicação de pregos
No particular problem.
Colagem
Glues well if basic gluing technical rules are followed.
Lixamento
Easy to perform; it gives good results.
Operação de lustre da superfície (brilho)
Needs pre-coating.
Steam Bending
This species can be used for steam bending.
Trabalhabilidade com ferramentas manuais
No particular problems.
USOS FINAIS RELATADOS
USOS FINAIS (RESUMO)
HOUSING GENERAL, beams, joists, boards, flooring, parquet, frames, steps, panelling, fittings, shutter boards, FURNITURE AND CABINETS, luxury furniture, cabinets, PLYWOOD AND VENEER, faces, cores, TURNING, ornaments, turned furniture, cutlery, lasts, OTHER AND MUSICAL INSTRUMENTS, handicrafts, door core, coffin
CASAS
- 10 - Silica in Timbers
Vigas
- 11 - Prospect: The wood database
Vigotas
- 12 - Tropical timbers of the world. Part I-Tropical American Species
Tábuas
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Pisos
- 14 - Handbook of Hardwoods
Parquets
- 15 - Empire Timbers
Marcos de portas
- 16 - Woods of the World
Degraus de escada
- 17 - Tree Conservation Database
Painéis
- 18 - W3TROPICOS Missouri Botanical Garden
Acessórios de madeira
- 19 - Silica in Timbers
Persianas
- 20 - Prospect: The wood database
MÓVEIS GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Móveis finos
- 22 - Dry kiln schedules for commercial woods. Temperate and tropical. Section IV-Asian and Oceanian Woods
Gabinetes
- 24 - Empire Timbers
CHAPAS
- 25 - Directory of Timber Trade Malaysia
Lâminas de superfície das chapas
- 26 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Lâminas de miolo das chapas
- 27 - Embassy of Brazil in Japan
Torneamento
- 30 - Embassy of Honduras in Japan
Artigos torneados
- 31 - Embassy of Colombia in Japan
Artigos torneados
- 32 - Embassy of Cote d`Ivoire in Japan
Cabo de faca
- 33 - Embassy of Gabon in Japan
Formas de sapateiro
- 34 - Embassy of Indonesia in Japan
Artesanato
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Alma de porta
- 76 - Descripción General y Anatómica de 105 Maderas del Grupo Andino.
Ataúde
- 78 - Amazonian Timbers for the International Market
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