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Keledang
Artocarpus lanceifolius Roxb.
MORACEAE
Keledang (Indonesia); Khanun pa (Thailand); Keledang (Malaysia); Bangsal (Borneo); Keledang (Borneo); Keledang (Sumatra)
It is a medium-sized to fairly large evergreen tree up to 36 m tall. The bole is straight and branchless for up to 25 m, up to 85 cm in diameter, with short buttresses.
It is fairly common in evergreen lowland or hill forests, in a range between 600 to 1,100 m of altitude.
Wood diffuse porous. Tangential diameter of vessel lumina 200 micras or more (large). Colored deposits in heartwood vessels. Tyloses sclerotic. Tyloses common. Vessels per mm2 5 to 20. Vessel-ray pits reticulate and/or foraminate. Simple perforation plates. Inter Occasionally axial parenchyma in marginal or in seemingly marginal bands. Apotracheal axial parenchyma diffuse and/or diffuse in aggregates. Paratracheal axial parenchyma scanty and/or vasicentric. Axial parenchyma winged aliform (uni or bilateral winged). 3 4 to 10 rays per mm (medium). Larger rays more than 4 seriate. Occasionally sheath cells. 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.
Unrestricted
The sapwood is light yellow or straw, clearly demarcated. The heartwood is orange or olive-brown, darkening with age.
4
The grain is deeply interlocked, fibrous.
The wood is typically medium in texture.
Pinhole borers often attack the sapwood, but the timber is resistant to termites and considerably resistant to marine borers.
6
Timber of this species contains residual stresses.
Silica Content: Silica is absent. Silica Value: 0
The heartwood is very difficult to impregnate, sapwood absorbs preservatives readily.
0.69
0.77
6.3
2.9
JP-25; UK-F; US-35-44
2.2
667
97
112
771
771
Sawing of this species is difficult.
Lamination of this species is possible.
Lamination of this species is possible.
It is considered to have a severe blunting effect on the cutting elements.
Interlocked grain causes problems, special cutters are required.
The wood can be planed to a smooth surface, but there is some picking up on the radial.
Boring operations are fair to difficult.
This species is reported to have a good nailing behavior.
The timber is reported to glue well.
Finishing is difficult and the surfaces are often rough.
EXTERIOR GENERAL, poles, HOUSING GENERAL, beams, boards, flooring, FURNITURE AND CABINETS, cabinets, PLYWOOD AND VENEER, SPORTS, TOOLS, tool handles, agricultural tools, PACKING, CONTAINERS, truck bodies, truck flooring, NAVAL CONSTRUCTION, OTHER AND MUSICAL INSTRUMENTS, coffin
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