Scientific Name
Sageraea ellptica
Trade Name
Andaman bow-wood
Family Name
Annonaceae
Synonyms
Bocagea elliptica
Common Names
Andaman bow-wood, Chai, Chooi
Regions of Distribution
Oceania and S.E. Asia
Countries of Distribution [VIEW MAP]
Burma, India, Malaysia, Thailand
Common Uses
Billiard-cue butts, Boat building (general), Boat building: framing, Carvings, Fishing rods, Furniture, Tool handles, Vehicle parts
Heartwood Color
| Brown | ||||||||||||
| Red | ||||||||||||
| Yellow | ||||||||||||
| Orange | ||||||||||||
| Pink | ||||||||||||
| Green/grey | ||||||||||||
| Purple | ||||||||||||
| Yellow to golden-yellow to orange | ||||||||||||
| White to cream |
Sapwood Color
| Red | ||||||||||||
| Brown | ||||||||||||
| Yellow | ||||||||||||
| Same as heartwood |
Grain
| Straight | ||||||||||||
| Even |
| Straight |
Texture
| Medium | ||||||||||||
| Coarse | ||||||||||||
| Fine | ||||||||||||
| Fine to medium |
Luster
| High | ||||||||||||
| Lustrous |
Natural Durability
| Susceptible to insect attack | ||||||||||||
| Non-durable | ||||||||||||
| Non-resistant to powder post beetles | ||||||||||||
| Perishable | ||||||||||||
| Resistant to marine borers | ||||||||||||
| Resistant to termites | ||||||||||||
| Non-resistant to termites |
Toxicity
| Some toxic effects |
Drying Defects
| Distortion | ||||||||||||
| Checking | ||||||||||||
| Splitting | ||||||||||||
| Slight surface checking |
Ease of Drying
| Fairly Easy | ||||||||||||
| Rapidly | ||||||||||||
| Easy |
Kiln Drying Rate
| Naturally dries quickly |
Tree Identification
| Bole/stem form is fluted | ||||||||||||
| Bole/stem form is cylindrical |
Tree Size
| Sapwood width is 5-10 cm | ||||||||||||
| Sapwood width is 0-5 cm | ||||||||||||
| Bole length is 20-30 m | ||||||||||||
| Tree height is 40-50 m | ||||||||||||
| Tree height is 30-40 m | ||||||||||||
| Sapwood width is 10-15 cm |
Boring
| Fairly easy to very easy |
Movement in Service
| Fair to Good Stability – Medium Movement |
Nailing
| Fairly Easy to Very Easy |
Planing
| Ease of planing is moderate |
Resistance to Impregnation
| Resistant heartwood | ||||||||||||
| Resistant sapwood |
Response to Hand Tools
| Easy to Work | ||||||||||||
| Fairly Difficult to Difficult to Work | ||||||||||||
| Easy to machine |
Turning
| Easy to turn |
Veneering Qualities
| Suitable for peeling | ||||||||||||
| Difficult to veneer | ||||||||||||
| Suitable for slicing |
Strength Properties
| Density (dry weight) = 53-60 lbs/cu. ft |
Numerical Data
| Item | Green | Dry | English |
| Density | 55 | lbs/ft3 | |
| Weight | 54 | 43 | lbs/ft3 |
| Item | Green | Dry | Metric |
| Density | 881 | kg/m3 |
References
Brown, W.H.,1978,Timbers of the World, No. 3 Southern Asia,TRADA, Red Booklet Series
Chowdhury, K.A., Ghosh, S.S.,1958,Indian Woods: Their identification, properties and uses Vol. I,Dilleruaceae to Elaeocarpaceae,Manager of Publications, Delhi, India
Howard, A.L.,1948,A Manual of Timbers of the World.,Macmillan & Co. Ltd. London 3rd ed.
Pearson, R.S., Brown, H.P.,1932,Commercial Timbers of India,Govt. Printer Calcutta,2 vols