YELLOW MERANTI (Shorea faguetiana)
Nome comercial
Yellow meranti
Nome científico (autor)
Shorea faguetiana Heim
Família
Dipterocarpaceae
Nomes comuns
Paramuku (Indonesia); Karambuku lahung (Indonesia); Bangkirai guruk (Indonesia); Damar hitam siput (Malaysia); Seraya kuning siput (Malaysia); Seraya jaune (France); Seraya amarilla (Spain); Seraya gialla (Italy); Gul seraya (Sweden); Gele seraya (Netherlands); Meranti damar hitam (Malaysia); Kalo (Thailand); Gelbes seraya (Germany); Meranti kelim (Malaysia); Yellow meranti (Malaysia); Ulu tupai (Sumatra); Damar hitam (Indonesia); Yellow seraya (United Kingdom); Kunyit (Indonesia); Selangan kuning (Sabah); Seraya kuning (Sabah); Yellow seraya (United States of America); Meranti telepok (Malaysia); Meranti kuning (Indonesia); Lun siput (Sarawak); Lun merat (Sarawak); Lun gajah (Sarawak); Lun kuning (Sarawak); Selangan kacha (Sabah)
Nome científico sinônimo (autor
Shorea ridleyana King
DESCRIÇÃO DA ÁRVORE
Descrição botânica
It is a medium-sized to large tree up to 60 m tall, with boles up to 145 cm in diameter, and short stout buttresses up to 1.5 m high.
Habitat natural
Shorea faguetiana is often found on well-drained clayey soils on ridges and undulating land. The wood is utilized as yellow meranti timber.
IDENTIFICAÇÃO DA MADEIRA
Descrição anatômica da madeira (macro e micro)
Wood diffuse porous. Vessels exclusively solitary (over 90%). Tangential diameter of vessel lumina 200 micras or more (large). Tyloses common. Vessels per mm2 5 to 20. Vessel-ray pits reticulate and/or foraminate. Simple perforation plates. Intervessel pits smal Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma aliform. Axial parenchyma confluent. 4 to 10 rays per mm (medium). Larger rays more than 4 seriate. Sheath cells. Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Body ray cells procumbent with one row of upright and/or square marginal cells ( 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 heartwood is light yellowish-brown, often with a greenish tinge, darkening to brown on exposure. The sapwood is moderately distinct from the heartwood.
Indice de cor
5
Grã
It has interlocked grain.
Veios ou desenhos na superfície
The texture can be moderately fine to moderately coarse.
DURABILIDADE NATURAL
It is not a durable timber, and susceptible to attack by dry-wood termites, and slightly susceptible to pinhole borers.
Indice de durabilidade natural
6
Conteúdo de sílica
Silica Content: Silica is reportedly absent.
Tratamento preservativo
This species is reported to be very difficult to treat with preservatives.
PROPRIEDADES FÍSICAS DA MADEIRA
Densidade básica (Peso seco/Volume saturado) (g/cm³)
0.52
Densidade seca ao ar 12% (g/cm³)
0.57
Contração Tangencial Total (Saturado até peso seco) (%)
11.7
Contração Radial Total (Saturado até peso seco) (%)
4.5
Programa de secagem recomendável
UK-J; JP-1; US-T10-D5S
Estabilidade dimensional (Contração Tangencial Total %/Contração Radial Total %)
2.6
PROPRIEDADES QUÍMICAS DA MADEIRA
PROPRIEDADES MECÂNICAS DA MADEIRA
Resistência a flexão a 12% (Módulo de ruptura) (kgf/cm²)
782
Flexão Estática a 12% (Módulo de elasticidade) (kgf/cm²)
111071
Resistência a compressão paralela as fibras a 12% (kgf/cm²)
431
Resistência a compressão perpendicular as fibras a 12% (kgf/cm²)
38
Cisalhamento radial a 12% (kgf/cm²)
92
Dureza Janka a 12% (perpendicular) (kgf)
317
TRABALHABILIDADE
Serrar ou Cortar
Sawing of this species is easy.
Desdobro da tora em torno para lâminas
Lamination of this species is possible.
Desdobro da tora em faqueadeira para lâminas
Lamination of this species is possible.
Aspectos do processamento em máquinas
Machining of this species is reported to be easy.
Aplainamento
Planing operations are rather easy.
Furação
Bored surfaces of air-dried timber are rough probably because of the presence of interlocked grain.
Comportamento na aplicação de pregos
The nailing behavior of this wood is considered as good to fair, pre-boring recommended.
Colagem
It glues well but some difficulties are reported with alkaline glues.
Acabamento
For exterior applications preliminary application of DD varnish is recommended, then a transparent or clear varnish.
Revestimentos
It is recommended to fill the pores before painting or varnishing.
USOS FINAIS RELATADOS
USOS FINAIS (RESUMO)
HOUSING GENERAL, boards, panelling, FURNITURE AND CABINETS, PLYWOOD AND VENEER, NAVAL CONSTRUCTION
CASAS
- 10 - Silica in Timbers
Tábuas
- 13 - Dry kiln schedules for commercial woods. Temperate and tropical. Section III. Latin American (Mexico, Central, and South America) Woods–Conventional Temperatures
Painéis
- 18 - W3TROPICOS Missouri Botanical Garden
MÓVEIS GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
CHAPAS
- 25 - Directory of Timber Trade Malaysia
CONSTRUÇÃO NAVAL
- 55 - Tropical Timber Atlas of Latin America
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