Teruntum

INTRODUCTION

The Standard Malaysian Name as well as the ASEAN Standard Name for the timber of Lumnitzera spp. (Combretaceae). Vernacular names applied include teruntum (Peninsular Malaysia and Sarawak) with various epithets, geriting (Sabah) with variuos epithets and sop-sop (Johore). Major species include L. littorea and the pole-sized L. racemosa. The sapwood is not well defined and is lighter in colour than the heartwood, which is light grey-brown to light brownish red.

Also known as Sangali (Fiji); Teruntum (Indonesia); Brown mangrove (Papua New Guinea); Tabau (Philippines); and Fat (Thailand).


DENSITY

The timber is hard and heavy with a density of 755-835 kg/m3 air dry. It is classified under Medium Hardwood in Malaysia.


NATURAL DURABILITY

The timber is moderately durable.


TEXTURE

Texture is very fine and even, with straight to shallowly interlocked grain.


MACHINING PROPERTIES

The timber is reported to saw readily and planes very cleanly, producing a smooth and glossy surface.


AIR DRYING

It is reputed to season well with little degrade.


SHRINKAGE

Shrinkage is rather low, radial shrinkage averages 1% while tangential shrinkage averages 1.3%.


USES

The timber is popular in Sabah for marine piling. This timber, with its easy working qualities and glossy finish, should be suitable for flooring, furniture, interior finishing, panelling, mouldings, skirtings, door and window frames and sills, pallets (expendable types), packing boxes and crates.


REFERENCES

  1. Menon, P. K. B. 1986. Uses of Some Malaysian Timbers. Revised by Lim, S. C. Timber Trade Leaflet No. 31. The Malaysian Timber Industry Board and Forest Research Institute Malaysia, Kuala Lumpur. 48 pp.
  2. Wong T. M. 1982. A Dictionary of Malaysian Timbers. Revised by Lim S. C. & Chung R. C. K. Malayan Forest Records No. 30. Forest Research Institute Malaysia, Kuala Lumpur. 201 pp.