Search for

Clicking any heading in the main data area (at right) will scroll the page back to this top position. Use the following links to jump to the associated section in the main data. Boring Comments Common Names Common Uses Countries of Distribution Cutting Resistance Distribution Overview Drying Defects Ease of Drying Family Name Grain Heartwood Color Luster Natural Durability Numerical Data Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Sapwood Color Scientific Name Staining Strength Properties Texture Toxicity Trade Name Tree Size Turning Scientific Name Melanorrhoea torquata Trade Name Rengas Family Name Anacardiaceae Common Names Rengas Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Malaysia, Papua New Guinea, Philippines Common Uses Cabinetmaking, Furniture Distribution Overview Indo-Malaysian region Heartwood Color Brown Yellow Orange Green/grey Red Sapwood Color White Yellow Brown Well defined Paler than heartwood Grain Interlocked Figure Distinct (figure) Interlocked Distinct figure Texture Coarse Fine Luster Low Natural Durability Perishable Susceptible to insect attack Non-durable Non-resistant to powder post beetles Non-resistant to termites Non-resistant to marine borers Moderately durable Moderately durable Resistant to attack from termites (Isoptera) Pinworms (ambrosia beetles) are commonly present Toxicity Unspecified toxicity Drying Defects Splitting Checking Ease of Drying Fairly Easy Moderately Difficult to Difficult Easy Tree Size Tree height is 30-40 m Tree height is 40-50 m Comments General finishing qualities are rated as satisfactory Boring Moderately easy Difficult Cutting Resistance Cutting Resistance with green wood is variable Cutting Resistance with dry wood is difficult Planing Planes to a satisfactory finish Hardness and interlocked grain may affect planing Resistance to Impregnation Permeable heartwood Permeable sapwood Response to Hand Tools Easy to Work Fairly Difficult to Difficult to Work Easy to machine Turning Turns with moderate ease Poor results Difficult to turn Polishing Satisfactory results Staining Finish is generally satisfactory Strength Properties Density (dry weight) = 38-45 lbs/cu. ft. Numerical Data Item Green Dry English Density 40 lbs/ft3 Weight 39 31 lbs/ft3 Item Green Dry Metric Density 641 kg/m3 References Brown, W.H.,1978,Timbers of the World, No. 4 South East Asia,TRADA, Red Booklet Series Desch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15 Lee, Y.H., Lopez, D.T.,1968,The Machining Properties of some Malayan Timbers,Malayan Forester,3,pp194-210