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PODOCARP (Nageia wallichiana)
Trade Name
Podocarp
Scientific Name
Nageia wallichiana (C. Presl) Kuntze
Family
PODOCARPACEAE
Common Names
Brown podocarp (United States of America); Ki bima (Indonesia); Thitmin (Myanmar); Phayamai (Thailand); makapola (Philippines); Malaalmaciga (Philippines); Manggilan (Sarawak); Mengilan (Sabah); Musang gunong (Malaysia); Khunmai (Thailand); Kayu cina (Indonesia); Podo kebal (Malaysia); Bali (Indonesia); Brown podocarp (United Kingdom)
Scientific Name Synonyms
Podocarpus wallichianus C. Presl; Podocarpus latifolius Blume; Podocarpus blumei Endl.; Nageia blumei (Endl.) Gordon; Decussocarpus wallichianus (C. Presl) de Laub.
Description Of The Tree
Botanical Description
It is a large tree up to 54 m tall. The bole is branchless for up to 30 m. It is 100 cm in diameter.
Natural Habitat
Nageia wallichiana grows scattered in primary lowland and montane rain forests. It is usually found on sandy soils, from the sea level up to 2,100 m of altitude.
Wood Identification
Anatomic Description Of Wood
Occasionally axial parenchyma apparent with the naked eye. Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. 4 to 10 rays per mm (medium). Rays exclusively uniseriate.
Availability
Cites Status
Unrestricted
General Wood Description
Color
The heartwood is pale pinkish-brown to pale yellowish-brown, sometimes with an orange tinge, often not clearly demarcated from the paler, straw-colored sapwood.
COLOR INDEX (1=Black, 7=Light yellow,white)
6
Grain
The grain is frequently straight.
Texture
This wood has a fine texture.
Natural Durability
It is non-durable. This timber is not suitable for exterior use unless it is preserved.
Natural durability index (1= Very high durability, 7=Vey low durability)
5
Resistance To Impregnation
The absorption of preservatives by the heartwood is only fair, the sapwood can be treated well.
Wood Physical Properties
Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)
0.50
Air-dry Density (Weight and volume at 12%MC) (g/cm³)
0.54
Total shrinkage Tangential (Saturated to 0%MC) (%)
10.9
Total shrinkage Radial (Saturated to 0%MC) (%)
3.2
Drying Defects
Ease of Drying: Seasoning is generally easy and rapid with little degrade. Drying Defects: Risk of moderate warping. Kiln Schedules: Kiln drying is fairly rapid under moderate schedules.
Recommended Dry Kiln Schedule
UK-J; US-T10-D5S
Dimensional stability ratio (Total Tangential Shrinkage %/Total Radial Shrinkage %)
3.5
Wood Chemical Properties
Wood Mechanical Properties
Workability
Sawing
Wood of this species is easy to cut.
Rotary Veneer Cutting
Lamination of this species is possible.
Sliced Veneer
Lamination of this species is possible.
Machining
Machining of this species is reported to be easy.
Moulding
Molding is reported to be easy.
Nailing
Nail holding properties of this wood are comparatively low.
Gluing
It is easy to glue.
Finishing
This species is reported to take a good finish.
REFERENCED USES
End Uses Summary
HOUSING GENERAL, beams, flooring, frames, FURNITURE AND CABINETS, PLYWOOD AND VENEER, TOOLS, PACKING, NAVAL CONSTRUCTION, boat oars, OTHER AND MUSICAL INSTRUMENTS, handicrafts, matches, moldings
General Housing
- 10 - Silica in Timbers
Beams
- 11 - Prospect: The wood database
Flooring
- 14 - Handbook of Hardwoods
Frames
- 16 - Woods of the World
Furniture Cabinets
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Panels, Veneers
- 25 - Directory of Timber Trade Malaysia
Tools
- 42 - Utilización Industrial de Nuevas Especies Forestales en el Perú.
Packing
- 45 - Recopilación y Análisis de Estudios Tecnológicos de Maderas Peruanas
Shipbuilding
- 55 - Tropical Timber Atlas of Latin America
Boat Oars
- 60 - Amazonian Timbers, Characteristics and Utilization Volume II; Curuá-Una Experimental Forest Station
Handcraft
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
Matches
- 71 - Proprietes physiques et mecaniques des bois tropicaux, premier supplement
Molding
- 79 - Padronização da Nomenclatura Comercial Brasileira das Madeiras Tropicais Amazônicas, Sugestão
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