Balobalarao (Ceriops tagal)
Family: Rhizophoraceae
Common names: Balobalarao, Dungon, Magtongod, Mkandaa, Rungon, Sagasak, Spurred mangrove, Tagasa, Tangal, Tangal-lalake, Tengah, Tongod, Tongog, Tunggi, Tungog
Distributed in: Australia, Indonesia, Madagascar, Malaysia, Philippines, Tanzania, Vanuatu (Africa, Oceania and S.E. Asia)
Common uses: Boat building (general), Charcoal, Chemical derivatives, Decks, Flooring: commercial heavy traffic, Fuelwood, Furniture, Handles: general, Heavy construction, Joinery, Ladders, Marine construction, Millwork, Mine timbers, Piling, Poles, Posts, Railroad ties, Vats, Vehicle parts
Tree size: Tree height is 0-10 m
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodWhite to yellow
.The grain isStraight, the textureMediumand the lusterMedium
Natural durability: Moderately resistant to marine borer attack, Resistant to attack from powder post (Lyctid & Bostrychid) beetles
Tree Identification: Bole/stem form is fluted
Cutting Resistance: Cutting Resistance with dry wood is difficult
Nailing: Difficult to nail
Planing: Planes well, to a good finish
Resistance to Impregnation: Heartwood is extremely resistant
Response to hand tools: Easy to machine
Polishing: Satisfactory;
- 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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817 |
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 | | 51 | lbs/ft3 | | Weight | 50 | 49 | lbs/ft3 | |
Density (dry weight) = 67-75 lbs/cu.ft Density (dry weight) = 61-67 lbs/cu. ft Density (dry weight) = 53-60 lbs/cu. ft
Battiscombe, E.,1926,A Descriptive Catalogue of some of the Common Trees and Woody Plants of,Kenya Colony,Crown Agents for the Colonies LondonBrenan, J.P.M., Greenway, P.J.,1949,Check-lists of the Forest Trees and Shrubs of the British Empire,Imperial Forestry Institute, Oxford No.5 Tanganyika Territories Part 2Grant, D.K.S.,1934,Some Local Timbers,Tanzania Forest DepartmentKeating, W.G., Bolza, E.,1982,Characteristics properties and uses of timbers. South East Asia, Northern,Australia and the Pacific,C.S.I.R.O. Div. Chemical Technology,Inkata Press,1Ng, F.S.P. (Ed,1989,Tree Flora of Malaya A Manual for Foresters Volume 4,Forest Research Institute Malaysia Ministry of Primary IndustriesReyes, L.J.,1938,Philippine Woods,Commonwealth of the Philippines Department of Agriculture and Commerce,Technical Bulletin,No.7
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