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FAVEIRA AMARGOSA (Vatairea guianensis)
Nome comercial
Faveira amargosa
Nome científico (autor)
Vatairea guianensis Aubl.
Família
LEGUMINOSAE
Nomes comuns
Geli Kabbes (Surinam); Geli-kabissi (Surinam); Amargo (Panama); Amargo (Honduras); Yongo (French Guiana); Inkassa (French Guiana); Arisauro (Guyana); Maqui (Colombia); Faveira Amargosa (Brazil); Fava Amargosa (Brazil); Angelim Amargoso (Brazil)
Nome científico sinônimo (autor
Vuacapua amazonum (Mart. ex Benth.) Kuntze; Vatairea surinamensis Kleinhoonte; Ormosia pacimonensis Spruce ex Benth.; Andira bracteosa Benth.; Andira amazonum Mart. ex Benth.
DESCRIÇÃO DA ÁRVORE
Descrição botânica
It is a medium size tree with heights of up to 20 m. The diameter at breast height is commonly 80 cm. The bole is straight, but slightly fluted. This species is reported to present buttresses, sometimes 1 m tall.
Habitat natural
Vatairea guianensis is reported in temporary inundable areas in the Amazon basin. It is found varzea forests, igapós and along river banks and streams.
Distribuição natural
It is widely distributed all over the Amazon basin. In Peru it is found in the departments of Loreto, Ucayali and Madre de Dios.
IDENTIFICAÇÃO DA MADEIRA
Descrição anatômica da madeira (macro e micro)
Wood diffuse porous. Vessels solitary and in short radial multiples. Tangential diameter of vessel lumina 200 micras or more (large). Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits in size and shape. I Axial parenchyma apparent with the naked eye. Axial parenchyma lozenge-aliform. Axial parenchyma thick lozenge-aliform. Axial parenchyma confluent. 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 1 to 4 seriate. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Fibers with simple to minutely bordered pits.
DISPONIBILIDADE
Situação CITES sobre a proteção
Unrestricted
DESCRIÇÃO GERAL DA MADEIRA
Odor ou Cheiro
It is reported to have a characteristic odor.
Cor
The pale brown sapwood is differentiated from the heartwood which is dark yellowish brown when dry.
Indice de cor
2
Grã
The grain is straight or interlocked
Veios ou desenhos na superfície
The texture is mostly medium to coarse.
Brilho
Luster is usually moderate.
DURABILIDADE NATURAL
This species is reported to be moderately durable against decay and termites, but is rated as durable against dry wood insects.
Indice de durabilidade natural
3
Tratamento preservativo
The heartwood is reported to be untreatable.
PROPRIEDADES FÍSICAS DA MADEIRA
Densidade básica (Peso seco/Volume saturado) (g/cm³)
0.59
Densidade seca ao ar 12% (g/cm³)
0.65
Contração Tangencial Total (Saturado até peso seco) (%)
7.9
Contração Radial Total (Saturado até peso seco) (%)
5.3
Defeitos causados pela secagem
Ease of Drying: It is rated as moderately difficult to season. Drying Defects: Boxed heart pieces tend to split. Kiln Schedules: Slow drying rates and careful stacking are recommended to reduce degrade.
Estabilidade dimensional (Contração Tangencial Total %/Contração Radial Total %)
1.5
PROPRIEDADES QUÍMICAS DA MADEIRA
PROPRIEDADES MECÂNICAS DA MADEIRA
Resistência a flexão a 12% (Módulo de ruptura) (kgf/cm²)
837
Flexão Estática a 12% (Módulo de elasticidade) (kgf/cm²)
103000
Resistência a compressão paralela as fibras a 12% (kgf/cm²)
489
Cisalhamento radial a 12% (kgf/cm²)
139
Dureza Janka a 12% (perpendicular) (kgf)
633
Dureza Janka a 12% (paralela) (kgf)
635
TRABALHABILIDADE
Desdobro da tora em torno para lâminas
This species is reported to be interesting for decorative veneer.
Desdobro da tora em faqueadeira para lâminas
This species is reported to be interesting for decorative veneer.
Desgaste de ferramentas
Wood of this species exerts a moderate blunting effect on the cutting tools.
Aspectos do processamento em máquinas
It is easy to machine.
Comportamento na aplicação de pregos
This species is reported to have a good nailing behavior.
Colagem
The timber is reported to glue well.
Acabamento
Finishing of this species is reportedly easy.
USOS FINAIS RELATADOS
USOS FINAIS (RESUMO)
HOUSING GENERAL, beams, joists, boards, FURNITURE AND CABINETS, common furniture, PLYWOOD AND VENEER, Decorative veneer, TOOLS, tool handles, agricultural tools, PACKING, heavy packing, pallets
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
MÓVEIS GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Móveis comuns
- 23 - Handbook of Hardwoods
CHAPAS
- 25 - Directory of Timber Trade Malaysia
Lâminas decorativas
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
FERRAMENTAS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Mangos herramientas
- 43 - Maderas de Bolivia (Características y Usos de 55 Maderas Tropicales)
Cabos de instrumentos agrícolas
- 44 - Atlas of Peruvian Woods
PALETES PARA EMBALAGENS
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Caixotaria pesada
- 47 - Arvores Brasileiras
Paletes
- 48 - The strength properties of timbers
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