SUCUPIRA PRETA (Diplotropis martiusii)
Nome comercial
Sucupira Preta
Nome científico (autor)
Diplotropis martiusii Benth.
Família
LEGUMINOSAE
Nomes comuns
Sucupira-Parda (Brazil); Chontaquiro (Peru)
Nome científico sinônimo (autor
Dibrachion riparium Spruce ex Benth.; Bowdichia martiusii (Benth.) Ducke
DESCRIÇÃO DA ÁRVORE
Descrição botânica
This tree is reported to be of medium size, attaining heights of 20 m in the average. The boles are clear to lengths of about 14 m, with diameters between 60 to 70 cm.
Habitat natural
Diplotropis martiusii is widespread in tropical South America. It prefers non-inundable areas in primary and secondary forests.
Distribuição natural
The species is reported to occur in northern tropical South America, down to Peru. In Peru it is reported in Yurimaguas, Tamishiyacu, Requena and Pucallpa.
IDENTIFICAÇÃO DA MADEIRA
Descrição anatômica da madeira (macro e micro)
Wood diffuse porous. Vessels solitary and in short radial multiples. Occasionally tangential diameter of vessel lumina 200 micras or more. Occasionally white deposits in heartwood vessels. Occasionally vessels per mm2 less than 6. Simple perforation plates. Ves Occasionally axial parenchyma in marginal or in seemingly marginal bands. Axial parenchyma lozenge-aliform. Axial parenchyma confluent. Occasionally 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. Occasionally heterogeneous rays and/or multiseriate heterogeneous rays. Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal cells (Kribs-II). Fibers with simple to minutely bordered pits.
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Foto de madeira macroscópica (radial)
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Foto da secção transversal microscopica
DISPONIBILIDADE
Situação CITES sobre a proteção
Unrestricted
DESCRIÇÃO GERAL DA MADEIRA
Odor ou Cheiro
Odor and taste are reported to be indistinct.
Cor
The sapwood is differentiated. The heartwood is dark brown to chocolate brown in color.
Indice de cor
4
Grã
Grain is reported to be typically interlocked, producing a very fine silver figure.
Veios ou desenhos na superfície
The wood is coarse-textured.
DURABILIDADE NATURAL
It is very durable against decay and insects attack.
Indice de durabilidade natural
1
Conteúdo de sílica
Silica Content: A negligible content of 0.04 % of silica is reported. Silica Value: 0.04
Tratamento preservativo
This timber responds poorly to preservative treatment.
PROPRIEDADES FÍSICAS DA MADEIRA
Densidade básica (Peso seco/Volume saturado) (g/cm³)
0.81
Densidade seca ao ar 12% (g/cm³)
0.93
Contração Tangencial Total (Saturado até peso seco) (%)
6.1
Contração Radial Total (Saturado até peso seco) (%)
4.1
Defeitos causados pela secagem
Ease of Drying: Drying is reported as moderately rapid. Drying Defects: Risk of checking, cupping and twisting. Casehardening is also reported.
Estabilidade dimensional (Contração Tangencial Total %/Contração Radial Total %)
1.5
PROPRIEDADES QUÍMICAS DA MADEIRA
PROPRIEDADES MECÂNICAS DA MADEIRA
TRABALHABILIDADE
Serrar ou Cortar
Sawing of this species is easy. Stellite tipped band saws are recommended.
Desdobro da tora em torno para lâminas
The timber is reported to be suitable for slicing into decorative veneers.
Desdobro da tora em faqueadeira para lâminas
The timber is reported to be suitable for slicing into decorative veneers.
Desgaste de ferramentas
The wood is reported to have moderate dulling effect on cutting edges.
Aplainamento
Sucupira is hard and typically contains interlocked grain, factors which are reported to combine to make it a rather difficult wood to plane and work in most woodworking operations.
Aplicação para molduras
Molding operations are rated as fair.
Torneamento
30
Furação
Boring operations are fair.
Comportamento na aplicação de pregos
The wood is difficult to nail, and requires pre-boring.
Acabamento
The wood is reported to finish well after filling.
USOS FINAIS RELATADOS
USOS FINAIS (RESUMO)
EXTERIOR GENERAL, bridges, poles, paling, stakes posts, rails, crossarms, crossties, HOUSING GENERAL, beams, joists, boards, flooring, frames, steps, FURNITURE AND CABINETS, PLYWOOD AND VENEER, Decorative veneer, TURNING, ornaments, turned furniture, cutlery, TOOLS, tool handles, agricultural tools, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, boat deck, OTHER AND MUSICAL INSTRUMENTS, yoke
EXTERIOR
- 1 - Tabela de resultados de ensaios fisicos e mecanicos
Pontes
- 2 - 25 madeiras da amazonia de valor comercial, caracterizacao, macroscopica, usos comuns e indices qualificativos
Postes de energia
- 3 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas do genipapo (Genipa americana)
Ripas para cercas
- 4 - Estudo dendrologico e determinacao das caracteristicas fisicas e mecanicas da bicuiba
Postes para cercas
- 5 - Propriedades fisicas e mecanicas da madeira e do contraplacado de Pinus elliottii
Varão de cerca
- 6 - Physical and mechanical properties of Eucalyptus deglupta Blume grown in Costa Rica
Cruzetas
- 7 - Maderas latinoamericanas. II, Quercus alata Q. costaricensis y Q. eugeniaefolia
Dormentes
- 8 - Maderas latinoamericas. III, Podocarpus standleyi ,Podocarpus oleifolius, Drims granadensis, Magnolia poasana y Didymopanax pittieri
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
Pisos
- 14 - Handbook of Hardwoods
Marcos de portas
- 16 - Woods of the World
Degraus de escada
- 17 - Tree Conservation Database
MÓVEIS GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
CHAPAS
- 25 - Directory of Timber Trade Malaysia
Lâminas decorativas
- 28 - Ministry of Agriculture, Fisheries & Forest of Fiji
Torneamento
- 30 - Embassy of Honduras in Japan
Artigos torneados
- 31 - Embassy of Colombia in Japan
Artigos torneados
- 32 - Embassy of Cote d`Ivoire in Japan
Cabo de faca
- 33 - Embassy of Gabon in Japan
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
Carroceria de caminhão
- 53 - Timbers of the New World
Pisos para assoalho de trem
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
CONSTRUÇÃO NAVAL
- 55 - Tropical Timber Atlas of Latin America
Coberta para barcos
- 59 - Programa Nacional de uso Sostenible de los Bosques e Incremento a las Exportaciones.
Yokes
- 74 - World Timbers, Vol.2, North and South America
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