Easy to work even though some silica is likely to be present in the rays. Peel well. Too soft for turnery. Nails satisfactorily without risk of splitting.
Architraves, skirting board, Decorative work, joinery, furniture, show cases, panelling, internal fittings.
Density: The timber is a light hardwood with a density of 350-610 kg/m3 air dry.
Natural Durability: From the graveyard test conducted on untreated specimens, geronggang is destroyed by termites within one year. It is therefore classified as non-durable.
Preservative Treatment: Although the timber is not durable, it is easily treated with preservatives.
Texture: Texture is moderately coarse but even, with straight or sometimes shallowly interlocked grain.
Strength Properties: The timber falls into Strength Group D (Engku, 1988b) or SG 7 (MS 544:Part 2:2001).
Machining Properties: The timber is easy to resaw and cross-cut. Planing is easy and the planed surface is smooth.