PUSPA/SIMARTOLU (Schima wallichii)
Nombre comercial
Puspa/Simartolu
Nombre científico (con autor)
Schima wallichii Choisy
Familia
Theaceae
Nombres Comunes
Schima; Needle wood; Simartolu; Mang tan; Voosi thuoosc (Vietnam); Thalo (Thailand); Champa dong (Thailand); Bunnak (Thailand); Mi (Laos); Khai sou (Laos); Boun nak (Laos); Laukya (Myanmar); Schima (Papua New Guinea); Samak (Malaysia); Gatal-gatal (Malaysia); Medang gatal (Malaysia); Madang gatal (Indonesia); Seru (Indonesia); Samak; Mang tan (Thailand); Kelinci padi (Brunei Darussalam); Medang gatal (Sabah); Puspa (Indonesia); Chilauni (India); Ta lo (Thailand)
Nombres científicos sinónimos (con autores)
Schima nornohae Reinw. ex Blume; Schima crenata Korth; Schima bancana Miq.; Gordonia wallichii DC.
DESCRIPCIÓN DEL ÁRBOL
Descripción botánica
It is an evergreen, medium-sized to large tree up to 47 m tall. The bole is cylindrical, branchless for up to 25 m, up to 125 cm in diameter, rarely with up to 1.8 m high steep buttresses.
Hábitat natural
In the Philippines endemic to Palawan, where it is confined to mossy scrub on ridges between 1,000 and 1,200 m of altitude. Elsewhere it grows in a wide range of habitats, but it is often found in primary lowland to montane forests, up to 2,400 m of altit
Existencia de plantaciones?
This species is widely grown in South East Asia. Plantations are reported in Malaysia; an industrial forest plantation of this species in South Sumatra is also reported.
IDENTIFICACIÓN DE LA MADERA
Descripción anatómica de la madera
Wood diffuse porous. Tangential diameter of vessel lumina 100 micras or less (very small). Occasionally tyloses common. Vessels per mm2 more than 20 (very abundant). Intervessel pits scalariform. Vessel-ray pits reticulate and/or foraminate. Occasionally helica Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Occasionally apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Paratracheal axial parenchyma scanty and/or vasicentric. Occasionally prismatic crystals in chambered axial par 4 to 10 rays per mm (medium). Rays more than 10 per mm (abundant). Occasionally body ray cells procumbent with over 4 rows of upright and/or square marginal cells (Kribs-I). Body ray cells procumbent with mostly 2 to 4 rows of upright and/or square marginal Fibers with distinctly bordered pits.
-
Foto macroscópica de la madera, plano tangencial
-
Foto microscópica sección transversal de la madera
Disponibilidad
Status de protección por CITES
Unrestricted
DESCRIPCIÓN GENERAL DE LA MADERA
Color
The heartwood is red brown or gray brown, indistinct from the paler sapwood.
Indice de Color (1= Negro, violeta; 7= Amarillo claro, blanco)
5
Grano
Straight or interlocked grain is reported in this species.
Veta
The wood is typically fine in texture.
Durabilidad Natural
This species is moderately resistant to biological attack.
Indice de Durabilidad Natural (1=Muy alta, 7=Muy baja)
3
Contenido de sílice
Silica Content: It contains 0.1% silica. Silica Value: 0.1
Dificultad para impregnar
Preservation is reported to be moderately difficult.
PROPIEDADES FÍSICAS DE LA MADERA
Densidad Básica (Peso anhidro/Vol. saturado) (g/cm³)
0.65
Densidad seca al aire (Peso y volúmen CH12%) (g/cm³)
0.72
Contracción Tangencial Total (Saturado hasta anhidro) (%)
9.6
Contracción Radial Total (Saturado hasta anhidro) (%)
4.7
Defectos por secado
Ease of Drying: Drying is moderately easy; some particular care is needed. Drying Defects: No particular risks of drying defects, subject to normal drying conditions. Kiln Schedules: Schedule proposed as a reference by comparison with well known species taking into account to the general technological behavior of this species.
Estabilidad Dimensional (Contracción Total Tangencial %/Contracción Total Radial %)
2.1
PROPIEDADES QUÍMICAS DE LA MADERA
PROPIEDADES MECÁNICAS DE LA MADERA
Resistencia a flexión (Módulo de ruptura) CH12% (kgf/cm²)
999
Rigidez (Módulo de elasticidad) CH12% (kgf/cm²)
117542
Resistencia a la compresión paralela a la fibra CH12% (kgf/cm²)
553
Resistencia a la compresión perpendicular a la fibra CH12% (kgf/cm²)
56
Cizallamiento radial CH12% (kgf/cm²)
129
Dureza Janka (lados) CH12% (kgf)
545
Dureza Janka (extremos) CH12% (kgf)
346
TRABAJABILIDAD
Corte de chapa rotativa
This timber is reported to be suitable for lamination.
Chapa tranchada
This timber is reported to be suitable for lamination.
Maquinado general
Machining of this species is reported to be easy.
Torneado
30
Clavado
Nailing properties of this wood are reported as good to fair. Pre-boring is recommended.
Sacar lustre
It has a good polishing.
Facilidad para herramientas manuales
It has a good response to hand tools.
Usos Reportados
USOS FINALES (RESUMEN)
EXTERIOR GENERAL, bridges, rails, crossarms, HOUSING GENERAL, frames, panelling, FURNITURE AND CABINETS, PLYWOOD AND VENEER, TURNING, TOOLS, agricultural tools, PACKING, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, OTHER AND MUSICAL INSTRUMENTS, axle, shingle, moldings
EXTERIOR GENERAL
- 1 - Tabela de resultados de ensaios fisicos e mecanicos
Puentes
- 2 - 25 madeiras da amazonia de valor comercial, caracterizacao, macroscopica, usos comuns e indices qualificativos
Barandilla
- 6 - Physical and mechanical properties of Eucalyptus deglupta Blume grown in Costa Rica
Crucetas
- 7 - Maderas latinoamericanas. II, Quercus alata Q. costaricensis y Q. eugeniaefolia
VIVIENDA GENERAL
- 10 - Silica in Timbers
Marcos
- 16 - Woods of the World
Paneles
- 18 - W3TROPICOS Missouri Botanical Garden
MUEBLES Y GABINETES
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
TABLEROS Y CHAPAS
- 25 - Directory of Timber Trade Malaysia
Torneado
- 30 - Embassy of Honduras in Japan
HERRAMIENTAS
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Mangos agrícolas
- 44 - Atlas of Peruvian Woods
PALLETS_EMBALAJES
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Carrocería de camión
- 53 - Timbers of the New World
Pisos de vagones_contenedores
- 54 - Bulletin of the Government Forest Experiment Station N.157: Identification of Tropical Woods
CONSTRUCCIÓN NAVAL
- 55 - Tropical Timber Atlas of Latin America
Ejes
- 73 - Handbook of Hardwoods
Shingles
- 77 - Amazonian Timbers, Characteristics and Utilization Volume I; Tapajós National Forest
Molduras
- 79 - Padronização da Nomenclatura Comercial Brasileira das Madeiras Tropicais Amazônicas, Sugestão
Please Provide Information To View Producer Information