Berangan (Castanopsis sumatrana)
Family: Fagaceae
Common names: Berangan
Distributed in: India (Oceania and S.E. Asia)
Common uses: Carvings, Charcoal, Fuelwood, Poles, Shingles
Tree size: Trunk diameter is 100-150 cm
Colors: the heart isReddish brown, Whiteand the sapwoodWhite to yellow, Yellow.The grain isStraight, the textureCoarseand the lusterMedium
Natural durability: Susceptible to attack from termites (Isoptera), Susceptible to insect attack
Kiln Schedules: Dry at a slow speed
Kiln Drying Rate: Naturally dries quickly
Drying Defects: No twisting or warping, Slight end splitting
Ease of Drying: Reconditioning Treatement
Tree Identification: Bole/stem form is cylindrical
Blunting Effect: Blunting effect on sawing green wood is severe
Boring: Fairly difficult to very difficult
Cutting Resistance: Fairly Difficult to Very Difficult to saw
Mortising: Poor to Very Poor
Moulding: Poor to Very Poor
Movement in Service: Poor to Very Poor
Nailing: Poor to Very Poor , Very Good to Excellent
Planing: Very Good to Excellent
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Easy to Work
Sanding: Very Good to Excellent Results
Veneering qualities: Veneers easily, Veneers moderately easy
Screwing: Fairly Easy to Very Easy, Very Good to Excellent Results; Turning: Poor to Very Poor Results
Polishing: Good; Varnishing: Poor to Very Poor;
- 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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993 |
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 | | 62 | lbs/ft3 | Weight | 61 | 50 | lbs/ft3 | |
Density (dry weight) = 61 - 67 lbs
Browne, F.G.,1955,Forest Trees of Sarawak and Brunei and their Products.,Government Printing Office, Kuching, SarawakDesch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15Gamble, J.S.,1902,A Manual of Indian Timbers,Sampson Low, Marston & Co. London
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