Petaling padang (Homalium longifolium)
Family: Flacourtiaceae
Common names: Petaling padang
Distributed in: Malaysia (Oceania and S.E. Asia)
Common uses: Heavy construction, Light construction, Marine construction, Poles, Railroad ties, Turnery
Environment profile: Vulnerable
Tree size: Trunk diameter is 200-250 cm
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite, Yellow.The grain isWeak figure, the textureUniformand the lusterMedium
Natural durability: Susceptible to marine borer attack, Very durable
Kiln Drying Rate: Slow
Drying Defects: Slight end splitting, Splitting
Ease of Drying: Thick Stock Requires Care
Tree Identification: Bole/stem form is fluted
Comments: General finishing qualities are rated as good
Blunting Effect: Moderate
Boring: Fairly easy to very easy
Carving: Fair to Good Results
Cutting Resistance: Moderate to saw
Mortising: Fairly Easy to Very Easy
Moulding: Fairly Easy to Very Easy
Movement in Service: Fairly Easy to Very Easy
Planing: Planes well, to a good finish
Resistance to Impregnation: Sapwood is permeable
Response to hand tools: Responds Readily
Routing recessing: Fairly Easy to Very Easy
Sanding: Fairly Easy to Very Easy
Turning: Fairly Easy to Very Easy
Polishing: Very Good to Excellent; Staining: Fair to Good;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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Item |
Green |
Dry |
Metric |
Specific Gravity |
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Density |
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kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
485 |
699 |
kg/cm2 |
Hardness |
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901 |
kg |
Impact Strength |
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cm |
Shearing Strength |
|
132 |
kg/cm2 |
Stiffness |
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|
1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
2 |
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% |
Weight |
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kg/m3 |
Maximum Load |
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cm-kg/cm3 |
Toughness |
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cm-kg |
Static Bending |
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kg/cm2 |
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 |  |  |  | Item | Green | Dry | English | Hardness | | 1987 | lbs | Maximum Crushing Strength | 6899 | 9945 | psi | Shearing Strength | | 1883 | psi | Radial Shrinkage | 2 | | % | Tangential Shrinkage | 4 | | % | |
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
Burgess, P.F.,1966,Timbers of Sabah,Sabah Forest Record, no.6Chudnoff, 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.15Whitmore, T.C.,1973,Tree Flora of Malaya A Manual for Foresters Volume 2,Forest Department Ministry of Primary Industries Malaysia
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