TACHI (Sclerolobium spp)
Nome comercial
Tachi
Nome científico (autor)
Sclerolobium spp.
Família
LEGUMINOSAE
Nomes comuns
Yawarridana (Guyana); Tachyseiro Branco (Brazil); Zapatero Blanco (Venezuela); Jíbaro (Ecuador); Milongo (Bolivia); Ucshaquiro Blanco (Peru); Taxi (Brazil); Tapacaré (Brazil); Tapia; Passuaré (Brazil); Passariuva Preta (Brazil); Passariuva Clara (Brazil); Ingauçú (Brazil); Gramamunha (Brazil); Carapuçú (Brazil); Canela Freijó (Brazil); Cainga (Brazil); Arapuçú (Brazil); Angá (Brazil); Passariuva (Brazil)
DESCRIÇÃO DA ÁRVORE
Descrição botânica
The tree is reported to attain a height of about 30 m and diameter of 70 cm, with commercial lengths of 19 m in the average.
Habitat natural
Sclerolobium trees are found in secondary forests, growing on well drained soils
Distribuição natural
This genus is distributed in northern South America down to Bolivia.
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 Paratracheal axial parenchyma thin vasicentric. Occasionally axial parenchyma lozenge-aliform. Occasionally prismatic crystals in chambered axial parenchyma cells and/or in fibers. 3 to 4 cells per parenchyma strand. Rays more than 10 per mm (abundant). Rays exclusively uniseriate. Occasionally silica bodies in the ray cells. Homogeneous rays and/or sub-homogeneous rays (all ray cells procumbent). Occasionally 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
Odor ou Cheiro
Odor or taste are absent.
Cor
The sapwood is pink, the heartwood is very light brown color.
Indice de cor
4
Grã
Interlocked grain is reported in this species.
Veios ou desenhos na superfície
This species is usually reported to have a coarse texture.
Brilho
This wood is commonly of high luster.
Indice de durabilidade natural
6
Conteúdo de sílica
Silica Content: This species has a negligible silica content (0.04%). Silica Value: 0.04
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) (%)
8.5
Contração Radial Total (Saturado até peso seco) (%)
4.1
Programa de secagem recomendável
BR-B; JUNAC-B
Estabilidade dimensional (Contração Tangencial Total %/Contração Radial Total %)
2.1
PROPRIEDADES QUÍMICAS DA MADEIRA
PROPRIEDADES MECÂNICAS DA MADEIRA
Resistência a flexão a 12% (Módulo de ruptura) (kgf/cm²)
828
Resistência a compressão paralela as fibras a 12% (kgf/cm²)
410
TRABALHABILIDADE
Serrar ou Cortar
Wood of this species is easy to cut.
Aplainamento
This species is easy to plane.
Furação
Boring operations are reported to be fair.
Fresagem_ranhura_canais
It is easy to mortise.
Lixamento
Sanding of this species is reportedly easy.
USOS FINAIS RELATADOS
USOS FINAIS (RESUMO)
HOUSING GENERAL, boards, frames, panelling, fittings, shutter boards, FURNITURE AND CABINETS, common furniture, PLYWOOD AND VENEER, cores, common veneer, SPORTS, table tennis, PACKING, light packing, CONTAINERS, truck bodies, OTHER AND MUSICAL INSTRUMENTS, handicrafts, door core
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
Marcos de portas
- 16 - Woods of the World
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 comuns
- 23 - Handbook of Hardwoods
CHAPAS
- 25 - Directory of Timber Trade Malaysia
Lâminas de miolo das chapas
- 27 - Embassy of Brazil in Japan
Lâminas de origem rotativa
- 29 - Embassy of Ecuador in Japan
INSTRUMENTOS ESPORTIVOS
- 38 - Annual Review and Assessment of the World Timber Situation 1998-ITTO
Pin pong
- 41 - Embassy of the Philippines
PALETES PARA EMBALAGENS
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Caixotaria leve
- 46 - ECUADOR, Inventario y Aprovechamiento de los Bosques del Sur Ecuatoriano
Carroceria de caminhão
- 53 - Timbers of the New World
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.
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