CHEMPAKA (Manglietia glauca)
Trade Name
Chempaka
Scientific Name
Manglietia glauca Blume
Family
MAGNOLIACEAE
Common Names
Antuang (Indonesia); Cempaka bulus (Indonesia); Antuang (Sumatra); Baros (Indonesia)
Scientific Name Synonyms
Manglietia sumatrana Miq; Manglietia singalanensis Agostini; Manglietia blumei Prantl
Description Of The Tree
Botanical Description
It is a small to medium sized evergreen tree, eventually up to 40 m in height and up to 150 cm in diameter. The trunk is straight, cylindrical, branchless for 25 m. Sometimes presenting small buttresses.
Natural Habitat
Manglietia is found scattered in primary evergreen lowland to montane rain forests, from 450 to 2,000 m of altitude.
Plantations Available?
A plantation of Manglietia is reported in Bali, presumably for local consumption.
Wood Identification
Anatomic Description Of Wood
Vessels in radial multiples of 4 or more common. Tangential diameter of vessel lumina 100 micras or less (very small). Tyloses common. Vessels per mm2 5 to 20. Vessel-ray pits reticulate and/or foraminate. Simple perforation plates. Intervessel pits small, 7 mi Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Axial parenchyma reticulate. Axial parenchyma scalariform. Prismatic crystals in chambered axial parenchyma cells and/or in fibers. Body ray cells procumbent with over 4 rows of upright and/or square marginal cells (Kribs-I). Fibers very thick walled.
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Wood Macro Photo Radial Plane
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Wood Micro Photo Of Transversal Section
Availability
Cites Status
Unrestricted
General Wood Description
Color
The heartwood varies from yellow-brown to pale green-brown or pale brown, clearly differentiated from the sapwood.
COLOR INDEX (1=Black, 7=Light yellow,white)
6
Grain
The grain is straight or slightly interlocked.
Texture
The texture is typically moderately fine.
Natural Durability
The wood is moderately resistant to termites.
Natural durability index (1= Very high durability, 7=Vey low durability)
3
Wood Physical Properties
Basic Density or Specific Gravity (O.D. weight/vol. green) (g/cm³)
0.47
Air-dry Density (Weight and volume at 12%MC) (g/cm³)
0.51
Total shrinkage Tangential (Saturated to 0%MC) (%)
6.7
Total shrinkage Radial (Saturated to 0%MC) (%)
4.8
Drying Defects
Drying Defects: Risk of surface checking and blue stain.
Dimensional stability ratio (Total Tangential Shrinkage %/Total Radial Shrinkage %)
1.4
Wood Chemical Properties
Wood Mechanical Properties
Bending Strength (MOR),12%MC (kgf/cm²)
678
Stiffness (MOE) 12%MC (kgf/cm²)
86948
Compression parallel to fiber 12%MC (kgf/cm²)
360
Compression perpendicular to fiber 12%MC (kgf/cm²)
51
Shear strength radial 12%MC (kgf/cm²)
71
Janka hardness (side) 12%MC (kgf)
192
Janka hardness (end grain) 12%MC (kgf)
251
Workability
Rotary Veneer Cutting
This species is reported to have good characteristics for lamination.
Sliced Veneer
This species is reported to have good characteristics for lamination.
Machining
Wood processing is reported to be easy.
REFERENCED USES
End Uses Summary
HOUSING GENERAL, FURNITURE AND CABINETS, PLYWOOD AND VENEER, OTHER AND MUSICAL INSTRUMENTS, handicrafts
General Housing
- 10 - Silica in Timbers
Furniture Cabinets
- 21 - Tropical timbers of the world. Part III-Southeast Asian and Oceanian Species.
Panels, Veneers
- 25 - Directory of Timber Trade Malaysia
Handcraft
- 66 - Maderas latinoamericanas. VII. Caracteristicas anatomicas. propiedades fisicomecanicas, de secado, y tratabilidad de la madera juvenil de Cordia alliodora (Ruiz & Pav. Oken.)
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