Barun (Mezzetia leptopoda)
Family: Annonaceae
Common names: Barun, Kepayang babi, Mempisang, Pisang pisang
Distributed in: Malaysia (Oceania and S.E. Asia)
Common uses: Boxes and crates, Cabinetmaking, Furniture, Heavy construction, Joinery, Light construction, Plywood, Posts, Tool handles, Veneer: decorative
Tree size: Tree height is 30-40 m
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow, Yellow.The grain isStraight, the textureMediumand the lusterMedium
Natural durability: Susceptible to attack from termites (Isoptera), Susceptible to marine borer attack
Silica Content: Siliceous
Drying Defects: Moderate end spitting, Moderate surface checking
Ease of Drying: Rapidly
Tree Identification: Bole/stem form is not buttressed
Blunting Effect: High to severe
Boring: Fairly easy to very easy
Carving: Fairly Easy to Very Easy
Cutting Resistance: Easy to saw
Mortising: Fairly Easy to Very Easy
Moulding: Fairly Easy to Very Easy
Movement in Service: Fairly Easy to Very Easy
Planing: Fairly Easy to Very Easy
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Easy to machine
Routing recessing: Fairly Easy to Very Easy
Turning: Fairly Easy to Very Easy
- 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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608 |
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 | | 38 | lbs/ft3 | Weight | 37 | 29 | lbs/ft3 | |
Density (dry weight) = 38-45 lbs/cu. ft. Density (dry weight) = 31-37 lbs/cu. ft.
Brown, W.H.,1978,Timbers of the World, No. 4 South East Asia,TRADA, Red Booklet SeriesBurgess, P.F.,1966,Timbers of Sabah,Sabah Forest Record, no.6Desch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15I.U.F.R.O.,1973,Veneer Species of the World,Assembled at F.P.L. Madison on behalf of I.U.F.R.O. Working Party on,Slicing and Veneer CuttingMenon, P.K.B.,1959,The wood anatomy of Malayan timbers: commercial timbers, 3. Light,hardwoods,Malaysian Forest Research Institute Kepong, Research Pamplet, No. 27.Smythies, B.E.,1965,Common Sarawak Trees,Borneo Literature BureauWhitmore, T.C. (Ed.,1972,Tree Flora of Malaya A Manual for Foresters Volume 1,Forest Department Ministry of Agriculture and Lands Malaysia
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