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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.

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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.

  • Wood Macro Photo Radial Plane
  • 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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