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Blunting Effect
Boring
Carving
Certified Source
Comments
Common Names
Common Uses
Countries of Distribution
Cutting Resistance
Drying Defects
Ease of Drying
Family Name
Gluing
Grain
Heartwood Color
Kiln Drying Rate
Luster
Mortising
Moulding
Movement in Service
Nailing
Natural Durability
Numerical Data
Painting
Planing
Polishing
References
Regions of Distribution
Resistance to Impregnation
Response to Hand Tools
Routing & Recessing
Sapwood Color
Scientific Name
Screwing
Staining
Steam Bending
Strength Properties
Texture
Trade Name
Tree Size
Turning
Varnishing
Veneering Qualities
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Common Names
Banglang, Leza-byu, Tabaek, Tabek
Regions of Distribution
Oceania and S.E. Asia
Countries of Distribution
[VIEW MAP]
Burma, India
Common Uses
Boat building: framing, Flooring, Furniture, Heavy construction, Oars, Poles, Shingles, Structural work, Tool handles, Walking sticks
Heartwood Color
| Red |
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| Brown |
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| Purple |
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| Green/grey |
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| Pink |
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| Yellow to golden-yellow to orange |
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| Reddish brown |
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| Pale red to pink |
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| Pale brown |
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| Greenish to greyish |
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| Dark brown |
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Sapwood Color
| Yellow |
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| White |
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| Brown |
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| Pink |
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| White to yellow |
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| Different than heartwood |
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Grain
| Even |
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| Closed |
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| Interlocked |
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| Straight |
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| Wavy |
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| Wavy |
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| Straight |
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| Interlocked |
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Texture
| Fine |
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| Medium |
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| Even or uniform |
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| Coarse |
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| Medium |
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| Medium coarse to coarse |
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Luster
Natural Durability
| Moderately durable |
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| Durable |
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| Very durable |
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| Susceptible to insect attack |
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| Non-durable |
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| Non-resistant to marine borers |
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| Resistant to powder post beetles |
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| Non durable |
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| Durable |
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Drying Defects
| Distortion |
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| Splitting |
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| Loose Knots |
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| Checking |
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| Severe twisting/warping |
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| Severe end splitting |
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Ease of Drying
| Fairly Easy |
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| Moderately Difficult to Difficult |
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| Rapidly |
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| Slowly |
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Kiln Drying Rate
| Naturally dries quickly |
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| Naturally dries at a moderate speed |
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| Naturally dries slowly |
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Tree Size
| Trunk diameter is 100-150 cm |
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| Tree height is 40-50 m |
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| Tree height is 30-40 m |
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| Tree height is 20-30 m |
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| Bole length is 20-30 m |
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| Bole length is 40-50 m |
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| Bole length is 30-40 m |
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| Trunk diameter is 150-200 cm |
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Certified Source
Comments
General finishing qualities are rated as poor
Blunting Effect
Boring
| Fair to good results |
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| Fairly difficult to very difficult |
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Carving
| Fair to Good Results |
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| Fairly Difficult to Very Difficult |
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Cutting Resistance
| Moderate to saw |
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| Fairly Difficult to Very Difficult to saw |
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| Easy to saw |
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| Cutting Resistance with dry wood is easy |
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Gluing
Mortising
| Fair to Good Results |
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| Fairly Difficult to Very Difficult |
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Moulding
| Fair to Good Results |
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| Fairly Difficult to Very Difficult |
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Movement in Service
| Excellent Stability - Small Movement |
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| Fair to Good Stability - Medium Movement |
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Nailing
| Fairly Easy to Very Easy |
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| Fair to Good Results |
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| Fairly Difficult to Very Difficult |
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| Pre-Boring Recommended |
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| Very Good to Excellent Results |
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| Poor to Very Poor Results |
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Planing
| Fair to Good Results |
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| Fairly Difficult to Very Difficult |
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| Planes to a poor finish |
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Resistance to Impregnation
| Resistant heartwood |
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| Resistant sapwood |
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Response to Hand Tools
| Easy to Work |
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| Fairly Difficult to Difficult to Work |
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| Responds Readily |
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| Difficult to machine |
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Routing & Recessing
| Fair to Good Results |
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| Fairly Difficult to Very Difficult |
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Screwing
| Pre-boring recommended |
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| Fairly Difficult to Very Difficult |
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Turning
| Fair to Good Results |
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| Fairly Difficult to Very Difficult |
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Veneering Qualities
| Veneers easily |
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| Suitable for peeling |
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| Veneers moderately easy |
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| Difficult to veneer |
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| No drying degrade |
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Steam Bending
Painting
| Fair to Good Results |
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| Very Good to Excellent Results |
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| Fairly Easy to Very Easy |
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Polishing
Staining
| Fair to Good Results |
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| Very Good to Excellent Results |
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| Fairly Easy to Very Easy |
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Varnishing
| Fair to Good Results |
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| Fairly Easy to Very Easy |
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Strength Properties
| Shearing strength (parallel to grain) = medium |
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| Density (dry weight) = 53 - 60 lbs/cu. ft. |
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| Density (dry weight) = 46-52 lbs/cu. ft. |
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| Modulus of Elasticity (stiffness) = medium |
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| Modulus of Elasticity (stiffness) = low |
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| Max. crushing strength = medium |
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| Max. crushing strength = high |
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| Hardness (side grain) = soft |
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| Hardness (side grain) = medium |
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| Bending strength (MOR) = medium |
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| Bending strength (MOR) = high |
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Numerical Data
| Item | Green | Dry | English |
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| Bending Strength | 11442 | 17761 | psi |
| Density | | 51 | lbs/ft3 |
| Hardness | | 1326 | lbs |
| Maximum Crushing Strength | 5408 | 8171 | psi |
| Shearing Strength | | 2205 | psi |
| Stiffness | 1511 | 1745 | 1000 psi |
| Weight | 50 | 40 | lbs/ft3 |
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| Item | Green | Dry | Metric |
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| Bending Strength | 804 | 1248 | kg/cm2 |
| Density | | 817 | kg/m3 |
| Hardness | | 601 | kg |
| Maximum Crushing Strength | 380 | 574 | kg/cm2 |
| Shearing Strength | | 155 | kg/cm2 |
| Stiffness | 106 | 122 | 1000 kg/cm2 |
References
Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.
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
Pearson, R.S., Brown, H.P.,1932,Commercial Timbers of India,Govt. Printer Calcutta,2 vols
Sono, P.,1974,Merchantable Timbers of Thailand.,Forest Products Research Division, Royal Forest Department, Bangkok,,Thailand.
Suvarnasuddhi, K.,1950,Some Commercial Timbers of Thailand - Their Properties and Uses,Royal Forest Department, Thailand
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