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ALBIZIA (Albizia chinensis)
Nome comercial
Albizia
Nome científico (autor)
Albizia chinensis (Osbeck) Merr.
Família
LEGUMINOSAE
Nomes comuns
Cham (Vietnam); Saan kham (Thailand); Silk tree; Cham (Vietnam); Kaang luang (Thailand); Unik (Philippines); Kantingen (Philippines); Hinagit (Philippines); Sengon (Indonesia); Sengghung (Indonesia); Jeungjing (Indonesia)
Nome científico sinônimo (autor
Mimosa chinensis Osbeck; Albizia stipulata (DC.) Boivin; Albizia marginata (Lamk) Merr.; Acacia stipulata DC.
DESCRIÇÃO DA ÁRVORE
Descrição botânica
Albizia presents small to fairly large trees, from 35 up to 50 meters. Usually branchless for up to 20 meters, reaching diameters of 100 to 150 cm.
Habitat natural
Albizia trees are described as a pioneer species in open, secondary or primary deciduous or monsoon forest and savanna and scrub vegetation.
IDENTIFICAÇÃO DA MADEIRA
Descrição anatômica da madeira (macro e micro)
Wood diffuse porous. Occasionally vessels with colored deposits. Vestured pits. Vessels per mm2 less than 6 (rare). Simple perforation plates. Vessel-ray pits similar to intervessel pits in size and shape. Intervessel pits medium, 7 to 10 micras. Intervessel pit Axial parenchyma in marginal or in seemingly marginal bands. Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Occasionally paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confluent. Prismati 4 to 10 rays per mm (medium). Larger rays more than 4 seriate. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Occasionally septate fibers present. Fibers very thick walled. Fibers with simple to minutely bordered pits.
DISPONIBILIDADE
Situação CITES sobre a proteção
Unrestricted
DESCRIÇÃO GERAL DA MADEIRA
Cor
Heartwood pale brown to dark reddish-brown or golden-brown with paler streaks and bands, sharply demarcated from the white to straw-colored sometimes very wide sapwood.
Indice de cor
5
Grã
Grain sometimes straight but usually interlocked or wavy.
Veios ou desenhos na superfície
Texture moderately fine to moderately coarse and even.
DURABILIDADE NATURAL
The wood is non-durable to durable, and is resistant to dry-wood termites but the sapwood is susceptible to Lyctus.
Indice de durabilidade natural
6
Tratamento preservativo
The heartwood is extremely resistant to impregnation, the sapwood is permeable.
PROPRIEDADES FÍSICAS DA MADEIRA
Densidade básica (Peso seco/Volume saturado) (g/cm³)
0.34
Densidade seca ao ar 12% (g/cm³)
0.36
Contração Tangencial Total (Saturado até peso seco) (%)
6.1
Contração Radial Total (Saturado até peso seco) (%)
2.5
Programa de secagem recomendável
JP-24
Estabilidade dimensional (Contração Tangencial Total %/Contração Radial Total %)
2.5
Programa de secagem detalhado
http://www.tropicaltimber.info/wp-content/uploads/2015/09/KD_Japanese_ENG.pdf
PROPRIEDADES QUÍMICAS DA MADEIRA
PROPRIEDADES MECÂNICAS DA MADEIRA
Resistência a flexão a 12% (Módulo de ruptura) (kgf/cm²)
540
Flexão Estática a 12% (Módulo de elasticidade) (kgf/cm²)
90000
Resistência a compressão paralela as fibras a 12% (kgf/cm²)
245
TRABALHABILIDADE
Serrar ou Cortar
The response of this wood in sawing is fair to difficult.
Desdobro da tora em torno para lâminas
The wood is suitable for the production of veneer, sometimes even for decorative veneer.
Desdobro da tora em faqueadeira para lâminas
The wood is suitable for the production of veneer, sometimes even for decorative veneer.
Aspectos do processamento em máquinas
The wood is somewhat difficult to work with machine tools.
Aplainamento
The wood tends to pick up in planing.
Aplicação para molduras
The wood tends to pick up in molding.
Torneamento
30
Comportamento na aplicação de pregos
Nailing properties are fair.
Acabamento
It has a good finishing.
Operação de lustre da superfície (brilho)
The wood polishes excellently.
Trabalhabilidade com ferramentas manuais
This species has a fair response to hand tools.
USOS FINAIS RELATADOS
USOS FINAIS (RESUMO)
HOUSING GENERAL, flooring, shutter boards, FURNITURE AND CABINETS, PLYWOOD AND VENEER, TURNING, SPORTS, TOOLS, PACKING, CONTAINERS, NAVAL CONSTRUCTION, boats, OTHER AND MUSICAL INSTRUMENTS, matches, paper
CASAS
- 10 - Silica in Timbers
Pisos
- 14 - Handbook of Hardwoods
Persianas
- 20 - Prospect: The wood database
MÓVEIS GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
CHAPAS
- 25 - Directory of Timber Trade Malaysia
Torneamento
- 30 - Embassy of Honduras in Japan
INSTRUMENTOS ESPORTIVOS
- 38 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
FERRAMENTAS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
PALETES PARA EMBALAGENS
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
CAIXA GRANDE OU CONTAINER
- 50 - Properties of imported tropical woods
CONSTRUÇÃO NAVAL
- 55 - Tropical Timber Atlas of Latin America
Barcos
- 56 - Manual de Identificación de Especies Forestales de la Subregión Andina.
ARTIGOS MUSICAIS E OUTROS
- 63 - Madeiras do Brazil II
Pau de fósforo
- 71 - Proprietes physiques et mecaniques des bois tropicaux, premier supplement
Celulose Papel
- 82 - Compilation of Data on the Mechanical Properties of Foreign woods (Part 2) Central and South America.
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