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PINK CEDAR (Acrocarpus fraxinifolius)
Nome comercial
Pink cedar
Nome científico (autor)
Acrocarpus fraxinifolius Wight & Arn.
Família
LEGUMINOSAE
Nomes comuns
Taungdama; Shingle tree; Shegappu agili; Pink cedar; Nyi; Nelrai; Narivenga; Mundani; Mayahnin; Mandling; Mandania; Mandane; Mandan; Mallay kone; Malaveppu; Malankonnai; Malam konnei kurangadi; Malam; Ling-kung; Kuranjan; Kuranjam; Kurangandi; Kurangan; Kurangadi; Konne; Kilingi; Karingodi; Havulige; Hantige; Dieng-ji-rep; Belanji; Acrocarpo; Khang chang (Thailand); Ket hoy (Laos); Khan khak (Laos); Kang khimot (Thailand); Madang pariek (Indonesia); Yetama (Myanmar); Sadao chang (Thailand); Delimas (Indonesia)
Nome científico sinônimo (autor
Acrocarpus fraxinifolius var. guangxiensis X. L. M
DESCRIÇÃO DA ÁRVORE
Descrição botânica
It is a deciduous, medium-sized or sometimes large tree up to 30 m tall. The bole is columnar, branchless for up to 10 m, up to 100 cm in diameter. It often has small buttresses.
Distribuição natural
It is distributed in Eastern India, Myanmar, Laos, Southern China, Thailand, Sumatra and Central Java.
Existência de plantações?
Plantations are reported in India, Africa and Central America.
IDENTIFICAÇÃO DA MADEIRA
Descrição anatômica da madeira (macro e micro)
Wood diffuse porous. 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 in size and shape. Intervessel pits medium, 7 to 10 m Axial parenchyma in marginal or in seemingly marginal bands. Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confluent. Prismatic crystals in non-chambered axial parenchyma cells. Occasionally prismatic cryst 4 to 10 rays per mm (medium). Larger rays more than 4 seriate. Prismatic crystals in radial alignment in procumbent ray cells (chambered cells). Prismatic crystals in the ray cells. Body ray cells procumbent with one row of upright and/or square marginal cell Septate fibers present. Fibers very thin walled. Fibers with simple to minutely bordered pits.
DISPONIBILIDADE
Situação CITES sobre a proteção
Unrestricted
DESCRIÇÃO GERAL DA MADEIRA
Cor
The heartwood is pale pinkish, bright red to reddish-brown, sharply differentiated from the pale yellowish sapwood.
Grã
The grain is straight to slightly interlocked, sometimes wavy.
Veios ou desenhos na superfície
This species is usually reported to have a coarse texture.
Brilho
Luster is reported to be moderate.
DURABILIDADE NATURAL
The sapwood is highly susceptible to fungal and insect attacks.
Indice de durabilidade natural
5
Tratamento preservativo
The heartwood is resistant to impregnation with preservatives, even under pressure. The sapwood is permeable to preservatives.
PROPRIEDADES FÍSICAS DA MADEIRA
Densidade básica (Peso seco/Volume saturado) (g/cm³)
0.5698901645
Densidade seca ao ar 12% (g/cm³)
0.63
Contração Tangencial Total (Saturado até peso seco) (%)
8.8
Contração Radial Total (Saturado até peso seco) (%)
4.4
Defeitos causados pela secagem
Ease of Drying: Air seasoning is reported to be easy. Boards of 13 mm and 38 mm thick take respectively about 3 months and 5 months to air dry. Drying Defects: Some bowing and end-checking may occur in air drying and slight collapse in kiln drying.
Estabilidade dimensional (Contração Tangencial Total %/Contração Radial Total %)
2.0
PROPRIEDADES QUÍMICAS DA MADEIRA
PROPRIEDADES MECÂNICAS DA MADEIRA
Resistência a flexão a 12% (Módulo de ruptura) (kgf/cm²)
1116
Flexão Estática a 12% (Módulo de elasticidade) (kgf/cm²)
154277
Resistência a compressão paralela as fibras a 12% (kgf/cm²)
467
TRABALHABILIDADE
Serrar ou Cortar
It is reportedly easy to saw especially when in green condition.
Desdobro da tora em torno para lâminas
This timber can be used for veneering especially in green condition.
Desdobro da tora em faqueadeira para lâminas
This timber can be used for veneering especially in green condition.
Aspectos do processamento em máquinas
Machining is rated as easy especially when the timber is green.
Comportamento na aplicação de pregos
The nailing behavior of this wood is considered as good to fair.
Acabamento
This species has a good to fair behavior in finishing.
Operação de lustre da superfície (brilho)
This species is reported to be easy to polish.
USOS FINAIS RELATADOS
USOS FINAIS (RESUMO)
HOUSING GENERAL, FURNITURE AND CABINETS, PLYWOOD AND VENEER, TOOLS, agricultural tools, PACKING
CASAS
- 10 - Silica in Timbers
MÓVEIS GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
CHAPAS
- 25 - Directory of Timber Trade Malaysia
FERRAMENTAS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Cabos de instrumentos agrícolas
- 44 - Atlas of Peruvian Woods
PALETES PARA EMBALAGENS
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
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