INTRODUCTION

The Standard Malaysian Name for the timber of the heavier species of Parashorea (Dipterocarpaceae). Vernacular names applied include gerutu (Peninsular Malaysia) with various epithets, heavy white seraya (Sabah), meranti gerutu (Peninsular Malaysia) and other localised names which are too numerous to be listed here. Major species include P. densiflora, P. globosa and P. stellata from Peninsular Malaysia, and P. parvifolia and P. smythiesii from Sabah and Sarawak. The sapwood is whitish yellow and is moderately distinct from the heartwood, which is light golden brown and darkens to a deep brown on exposure.

Also known as Mai hao, Mai nao and Mai si (Laos); Kaunghmu, Tavoy wood and Thingadu (Myanmar); Khai Kheio and Kian-suai (Thailand); and Cho chi (Vietnam).

DENSITY

The timber is a Light Hardwood with a density of 640-880 kg/m3 air dry.

TEXTURE

Texture is moderately coarse and even, with interlocked grain.

USES

Light to medium construction under cover, panelling, mouldings, partitioning, flooring, staircase (apron lining, handrails, sprandrel framings and risers), joinery, cabinet making, furniture, railway sleepers, plywood, pallets (expendable type), packing boxes and crates as well as tool handles (non-impact purpose).