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Merawan
Hopea pierrei Hance
DIPTEROCARPACEAE
Ki[eef]n ki[eef]n (Vietnam); Khaen-hak-yong (Thailand); Takhian-sai (Thailand); Takhian-rak (Thailand); Kh`en hin (Laos); Khsach (Cambodia); Merawan palong (Malaysia); Koki khsach (Vietnam); Kien kien (Vietnam); Giam palong (Malaysia)
It is a small to medium-sized tree of up to 25 m tall. The bole is often twisted and of poor shape, with a diameter of up to 50 cm and thin buttresses or stilt roots.
A relatively small dipterocarp, which is found mainly in lowland evergreen rain forest on sandy soils, and also in heath forest in parts of Indo-China.
Wood diffuse porous. Vessels per mm2 5 to 20. Vessels per mm2 less than 6 (rare). Vessel-ray pits reticulate and/or foraminate. Simple perforation plates. Occasionally multiple perforation plates. Intervessel pits medium, 7 to 10 micras. Intervessel pits large, Occasionally axial parenchyma in marginal or in seemingly marginal bands. Paratracheal axial parenchyma scanty and/or vasicentric. 5 to 8 cells per parenchyma strand. Occasionally axial parenchyma in narrow bands on lines up to 3 cells wide. Occasionally axia 4 to 10 rays per mm (medium). 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 cells (Kribs-II). Body ray cells procumbent with o Occasionally septate fibers present. Fibers with simple to minutely bordered pits.
Unrestricted
The sapwood is light yellow and distinct from the usually yellowish-brown heartwood( sometimes olive-brown or reddish-brown). On exposure the heartwood darkens to dark brown.
4
The grain is mostly interlocked.
Texture is reported to be moderately fine.
Hopea is rated as moderately durable. It is resistant to decay, but it is attacked by marine borers.
3
The heartwood is untreatable.
0.75
0.85
10.5
4.0
UK-H
2.6
1653
157000
695
184
Wood of this species is easy to cut.
Veneer 1.5 mm thick can be made satisfactorily with a peeling angle of 91 degrees.
Veneer 1.5 mm thick can be made satisfactorily with a peeling angle of 91 degrees.
Machining operations are rather easy.
Planing is reported to be easy.
Boring is reported to be easy.
This wood is easy to nail.
This species is easy to glue.
Wood of this species is easy to finish.
HOUSING GENERAL, boards, flooring, panelling, FURNITURE AND CABINETS, TOOLS, CONTAINERS, truck bodies, NAVAL CONSTRUCTION, boat fins
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