 
Mata ulat (Lophopetalum maingayi)
Family: Celastraceae
Common names: Mata ulat, Perupak
Distributed in: Malaysia (Oceania and S.E. Asia)
Distribution overview: Species in the Lophopetalum genus are found in the Indo-Malayan region, North Borneo, and Indonesia.
Common uses: Fuelwood, Joinery, Light construction
Tree size: Trunk diameter is 100-150 cm
Colors: the heart isRed, YellowThe grain isInterlocked, the textureMediumand the lusterMedium
Natural durability: Susceptible to insect attack, Very durable
Kiln Drying Rate: Naturally dries slowly
Drying Defects: Slight spring/bow, Slight surface checking
Ease of Drying: Slowly
Blunting Effect: Blunting effect on machining is moderate
Cutting Resistance: Cutting Resistance with green wood is difficult
Planing: Planes well, to a good finish
Resistance to Impregnation: Sapwood is permeable
Response to hand tools: Easy to machine
Polishing: Very Good to Excellent;
- 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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929 |
kg/m3 |
Bending Strength |
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kg/cm2 |
Crushing Strength |
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kg/cm2 |
Hardness |
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kg |
Impact Strength |
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cm |
Shearing Strength |
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kg/cm2 |
Stiffness |
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1000 kg/cm2 |
Tangential Shrinkage |
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% |
Radial Shrinkage |
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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 | Density | | 58 | lbs/ft3 | Weight | 57 | 46 | lbs/ft3 | |
Density (dry weight) = 61 - 67 lbs/cu. ft. Density (dry weight) = 53 - 60 lbs/cu. ft.
Brown, W.H.,1978,Timbers of the World, No. 4 South East Asia,TRADA, Red Booklet SeriesDesch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15
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