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Comments
Common Names
Common Uses
Countries of Distribution
Cutting Resistance
Drying Defects
Ease of Drying
Family Name
Gluing
Grain
Heartwood Color
Light-Induced Color Change
Luster
Movement in Service
Natural Durability
Numerical Data
Polishing
References
Regions of Distribution
Resistance to Impregnation
Response to Hand Tools
Sapwood Color
Scientific Name
Strength Properties
Synonyms
Texture
Trade Name
Tree Identification
Tree Size
Turning
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Synonyms
Hibiscus populneus
Common Names
Asha, Banalo, Baru, Baru-baru, Bebaru, Bendi gangareni, Bhendi, Bois de rose, Bugari, Catalpa, Cheelanthi, Chilanthi, Clemon, Cork tree, Daleni, Dumbla, Eijan, Emajaguilla, Faux bois de rose, Fref, Gangarava, Hurvashi, Kabaoui, Kavarachu, Majagua de Florida, Milo, Parash, Parsipu, Poovarasu, Porassu, Poresh, Poris, Portia pursa, Portia tree, Purasia, Pursong, Puvarachu, Puvarasam, Santa maria, Seaside mahoe, Suriya portia, Tulip tree, Umbrella tree
Regions of Distribution
Oceania and S.E. Asia
Countries of Distribution
[VIEW MAP]
Burma, Hawaii [US], India, Malaysia, Sri Lanka
Common Uses
Agricultural implements, Boat building (general), Boat building: framing, Cabinetmaking, Carvings, Chemical derivatives, Flooring: commercial heavy traffic, Food containers, Fuelwood, Furniture, Handles: woodworking tools, Heavy construction, Light construction, Mathematical instruments, Mine timbers, Musical instruments, Oars, Poles, Railroad ties, Toys, Turnery, Vehicle parts, Wheel spokes, Wheels
Heartwood Color
| Brown |
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| Reddish brown |
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| Dark brown |
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| Purple |
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| Brown, red, dark reddish brown with nearly black stripes after prolonged exposure |
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Sapwood Color
| White to yellow |
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| Pinkish |
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| Well defined |
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| Paler than heartwood |
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Grain
| Interlocked |
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| Figure |
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| Straight |
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| Stripe (figure) |
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| Even |
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| Rippled (figure) |
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| Interlocked |
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| Straight |
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| Striped figure |
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| Rippled figure |
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Texture
| Medium |
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| Fine |
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| Medium |
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| Fine |
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| Fine to medium |
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Luster
| Medium |
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| Dull |
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| Slightly lustrous |
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Natural Durability
| Non-durable |
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| Perishable |
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| Durable |
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| Resistant to attack from termites (Isoptera) |
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| Very durable |
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| Moderately durable |
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| Susceptible to attack from termites (Isoptera) |
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| Susceptible to attack from powder post (Lyctid & Bostrychid) beetles |
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| Resistant to attack from powder post (Lyctid & Bostrychid) beetles |
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Light-Induced Color Change
Drying Defects
| No twisting or warping |
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| No surface checking |
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Ease of Drying
Tree Identification
| Bole/stem form is straight |
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Tree Size
| Bark width is 0-5 mm |
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| Bark width is 10-15 mm |
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| Bark width is 5-10 mm |
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| Tree height is 10-20 m |
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Comments
General finishing qualities are rated as good
Cutting Resistance
| Cutting Resistance with green wood is easy |
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| Cutting Resistance with dry wood is easy |
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Gluing
| Moderate gluing properties |
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Movement in Service
Resistance to Impregnation
Response to Hand Tools
| Easy to Work |
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| Easy to machine |
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Turning
Polishing
| Satisfactory results |
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| Good results |
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Strength Properties
| Density (dry weight) = 46-52 lbs/cu. ft. |
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| Modulus of Elasticity (stiffness) = low |
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| Density (dry weight) = 38-45 lbs/cu. ft. |
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| Bending strength (MOR) = medium |
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| Max. crushing strength = medium |
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| Max. crushing strength = high |
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| Toughness-Hammer drop (Impact Strength) = very high |
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| Toughness-Hammer drop (Impact Strength) = high |
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| Shrinkage, Radial = very small |
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| Shrinkage, Radial = moderate |
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| Density (dry weight) = 31-37 lbs/cu. ft. |
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| Shrinkage, Radial = small |
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Numerical Data
| Item | Green | Dry | English |
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| Bending Strength | 9310 | 14566 | psi |
| Density | | 44 | lbs/ft3 |
| Impact Strength | | 64 | inches |
| Maximum Crushing Strength | 5408 | 8171 | psi |
| Stiffness | 1358 | 1568 | 1000 psi |
| Weight | 43 | 34 | lbs/ft3 |
| Radial Shrinkage | 3 | | % |
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| Item | Green | Dry | Metric |
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| Bending Strength | 654 | 1024 | kg/cm2 |
| Density | | 705 | kg/m3 |
| Impact Strength | | 162 | cm |
| Maximum Crushing Strength | 380 | 574 | kg/cm2 |
| Stiffness | 95 | 110 | 1000 kg/cm2 |
| Weight | 689 | 544 | kg/m3 |
References
Blatter, E., Millard, W.S.,1937,Some Beautiful Indian Trees,John Bale, Sons & Cornow Ltd, London
Bourdillon, T.F.,1908,The Forest Trees of Travancore,Travancore Government Press
Browne, F.G.,1955,Forest Trees of Sarawak and Brunei and their Products.,Government Printing Office, Kuching, Sarawak
Chowdhury, K.A., Ghosh, S.S.,1958,Indian Woods: Their identification, properties and uses Vol. I,Dilleruaceae to Elaeocarpaceae,Manager of Publications, Delhi, India
Desch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15
E.H. Walker,1954,Important Trees of the Ryukyu Islands,United States Civil Administration of the Ryukyu Islands Special Bulletin,No. 3
Fors, A.J.,1965,Maderas Cubanas,Inst. Nac. Ref. Agraria La Habara
Howard, A.L.,1948,A Manual of Timbers of the World.,Macmillan & Co. Ltd. London 3rd ed.
Keating, 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,1
Little, E.L., Wadsworth, F.H.,1964,Common Trees of Puerto Rico and the Virgin Islands,U.S.A. Department of Agriculture, Agriculture Handbook,No.249
McCann, C.,1947,Trees of India: A Popular Handbook,D.B.Taraporevala Sons & Co. Bombay
Nazma,1981,A handbook of Kerala Timbers,Kerala Forest Research Institute Research Report, No.9
Record, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University Press
Reyes, L.J.,1938,Philippine Woods,Commonwealth of the Philippines Department of Agriculture and Commerce,Technical Bulletin,No.7
Rocafort, J.E., Et al,1971,Fourth Progress Report on the Specific Gravity of Philippine Woods,(Reprint From) Philippine Architecture Engineering and Construction Record,No.5 pp17-27
Sarlin, P.,1954,Bois et forets de la Nourelle Caledoiue,C.T.F.T. Publication 6
Sekhar, A.C.,1967,Some Indian Timbers Equivalent to Foreign Timbers,Van Vigyan 5(1&2,pp18-24
Skolmen, R.G.,1974,Some woods of Hawaii, properties and uses of 16 commercial species,U.S.A. Department of Agriculture, Forest Service, Pacific Southwest Forest,and Range Experiment Station, General Technical Report PSW_8
Streets, R.J.,1962,Exotic Forest Trees in the British Commonwealth,Clarendon Press Oxford
Whitmore, 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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