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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. Blunting Effect Boring Carving Comments Common Names Common Uses Countries of Distribution Cutting Resistance Drying Defects Ease of Drying Environmental Profile Family Name Grain Heartwood Color Kiln Drying Rate Luster Mortising Moulding Movement in Service Natural Durability Numerical Data Planing Polishing References Regions of Distribution Resistance to Impregnation Response to Hand Tools Routing & Recessing Sanding Sapwood Color Scientific Name Staining Strength Properties Texture Trade Name Tree Identification Tree Size Turning Scientific Name Homalium longifolium Trade Name Petaling padang Family Name Flacourtiaceae Common Names Petaling padang Regions of Distribution Oceania and S.E. Asia Countries of Distribution  [VIEW MAP] Malaysia Common Uses Heavy construction, Light construction, Marine construction, Poles, Railroad ties, Turnery Environmental Profile Abundant/Secure Vulnerable Heartwood Color Brown Yellow Orange Red Green/grey Purple Tan Yellow to golden-yellow to orange Reddish brown Pale brown Greenish to greyish Sapwood Color White Yellow Brown Red Grain Even Interlocked Straight Figure Weak (figure) Weak figure Straight Interlocked Texture Medium Fine Coarse Even or uniform Uniform Medium Fine Fine to medium Luster Medium Low High Lustrous Natural Durability Durable Very durable Resistant to termites Non-resistant to marine borers Moderately durable Susceptible to insect attack Resistant to powder post beetles Resistant to attack from powder post (Lyctid & Bostrychid) beetles Moderately durable Susceptible to marine borer attack Resistant to wood staining fungal attack Resistant to attack from termites (Isoptera) Drying Defects Checking Splitting Moderate spring/bow Slight end splitting Severe surface checking Severe end splitting No twisting or warping Moderate surface checking Moderate end spitting Ease of Drying Slowly Thick Stock Requires Care Requires special attention Difficult Kiln Drying Rate Naturally dries slowly Slow Drying rate is slow Tree Identification Bole/stem form is fluted Tree Size Trunk diameter is 100-150 cm Tree height is 40-50 m Bole length is 20-30 m Tree height is 30-40 m Bole length is 10-20 m Bark width is 10-15 mm Trunk diameter is 150-200 cm Trunk diameter is 200-250 cm Comments General finishing qualities are rated as good Blunting Effect Moderate High to severe Blunting effect on sawing dry wood is severe Blunting effect on machining is slight Boring Fairly easy to very easy Fairly difficult to very difficult Carving Fair to Good Results Cutting Resistance Fairly Difficult to Very Difficult to saw Easy to saw Moderate to saw Cutting Resistance with dry wood is difficult Mortising Fairly Easy to Very Easy Moulding Fairly Easy to Very Easy Movement in Service Excellent Stability - Small Movement Planing Fairly Easy to Very Easy Fairly Difficult to Very Difficult Planes well, to a good finish Resistance to Impregnation Resistant heartwood Resistant sapwood Permeable sapwood Sapwood is permeable Heartwood is extremely resistant Response to Hand Tools Responds Readily Fairly Difficult to Difficult to Work Easy to Work Easy to machine Routing & Recessing Fairly Easy to Very Easy Sanding Fairly Easy to Very Easy Turning Fairly Easy to Very Easy Fair to Good Results Easy to turn Polishing Fair to Good Results Very Good to Excellent Results Staining Fair to Good Results Strength Properties Shrinkage, Tangential = very small Shrinkage, Radial = very small Shearing strength (parallel to grain) = medium Shearing strength (parallel to grain) = low Max. crushing strength = high Hardness (side grain) = medium Hardness (side grain) = hard Numerical Data Item Green Dry English Hardness 1987 lbs Maximum Crushing Strength 6899 9945 psi Shearing Strength 1883 psi Radial Shrinkage 2 % Tangential Shrinkage 4 % Item Green Dry Metric Hardness 901 kg Maximum Crushing Strength 485 699 kg/cm2 Shearing Strength 132 kg/cm2 Radial Shrinkage 2 % References Burgess, P.F.,1966,Timbers of Sabah,Sabah Forest Record, no.6 Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison. Desch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15 Whitmore, T.C.,1973,Tree Flora of Malaya A Manual for Foresters Volume 2,Forest Department Ministry of Primary Industries Malaysia