Scientific Name
Amoora wallichii
Trade Name
Amari
Family Name
Meliaceae
Synonyms
Amoora spectabilis
Common Names
Amari, Amoora, Galing libor, Lalchini, Thitni
Regions of Distribution
Oceania and S.E. Asia
Countries of Distribution [VIEW MAP]
Bangladesh, Burma, India
Common Uses
Boat building: framing, Boxes and crates, Cabinetmaking, Canoes, Charcoal, Furniture, Handles: woodworking tools, Heavy construction, Joinery, Ladders, Light construction, Mine timbers, Oars, Paneling, Plywood, Poles, Roofing, Tables, Vehicle parts, Veneer: decorative
Heartwood Color
| Red | ||||||||||||
| Purple | ||||||||||||
| Pink | ||||||||||||
| Brown | ||||||||||||
| Reddish brown | ||||||||||||
| Red | ||||||||||||
| Pale red to pink | ||||||||||||
| Dark brown |
Sapwood Color
| White | ||||||||||||
| Pink | ||||||||||||
| Yellow | ||||||||||||
| White to yellow | ||||||||||||
| Pinkish | ||||||||||||
| Clearly differentiated from the heartwood |
Grain
| Straight | ||||||||||||
| Even | ||||||||||||
| Figure | ||||||||||||
| Interlocked | ||||||||||||
| Stripe (figure) | ||||||||||||
| Weak (figure) |
| Generally straight, but not always | ||||||||||||
| Weak figure | ||||||||||||
| Striped figure | ||||||||||||
| Interlocked |
Figure Occurrence – variable
Texture
| Medium | ||||||||||||
| Fine | ||||||||||||
| Medium | ||||||||||||
| Fine to medium |
Luster
| Low | ||||||||||||
| Medium | ||||||||||||
| Lustrous | ||||||||||||
| Dull |
Low
Natural Durability
| Durable | ||||||||||||
| Moderately durable | ||||||||||||
| Moderately durable | ||||||||||||
| Durable |
Kiln Schedules
| Drying (speed) is fast |
Drying Defects
| Splitting | ||||||||||||
| Checking | ||||||||||||
| Moderate end spitting | ||||||||||||
| Slight end splitting | ||||||||||||
| Moderate surface checking |
Ease of Drying
| Fairly Easy | ||||||||||||
| Rapidly | ||||||||||||
| Easy |
Kiln Drying Rate
| Naturally dries quickly |
Tree Size
| Bole length is 10-20 m | ||||||||||||
| Tree height is 10-20 m | ||||||||||||
| Tree height is 20-30 m | ||||||||||||
| Tree height is 30-40 m | ||||||||||||
| Trunk diameter is 100-150 cm |
Comments
General finishing qualities are rated as good
General finishing qualities are rated as Poor
Cutting Resistance
| Easy to saw | ||||||||||||
| Cutting Resistance with dry wood is easy |
Gluing
| Fairly Easy to Very Easy | ||||||||||||
| Easy to glue |
Response to Hand Tools
| Easy to Work | ||||||||||||
| Easy to machine |
Veneering Qualities
| No drying degrade | ||||||||||||
| Suitable for peeling | ||||||||||||
| No drying degrade. Dries flat without splitting |
Polishing
| Fair to Good Results | ||||||||||||
| Very Good to Excellent Results | ||||||||||||
| Satisfactory results | ||||||||||||
| Good results |
Strength Properties
| Modulus of Elasticity = moderate | ||||||||||||
| Bending strength (MOR) = medium | ||||||||||||
| Shrinkage, Volumetric = large | ||||||||||||
| Shrinkage, Tangential = large | ||||||||||||
| Shrinkage, Radial = fairly large | ||||||||||||
| Hardness (side grain) = soft | ||||||||||||
| Shearing strength (parallel to grain) = low | ||||||||||||
| Density (dry weight) = 46-52 lbs/cu. ft. | ||||||||||||
| Density (dry weight) = 38-45 lbs/cu. ft. |
Shrinkage, Tangential = very small
Numerical Data
| Item | Green | Dry | English |
| Bending Strength | 9310 | 14566 | psi |
| Density | 43 | lbs/ft3 | |
| Hardness | 995 | lbs | |
| Impact Strength | 28 | inches | |
| Maximum Crushing Strength | 5109 | 7816 | psi |
| Shearing Strength | 1560 | psi | |
| Stiffness | 1665 | 1923 | 1000 psi |
| Weight | 42 | 35 | lbs/ft3 |
| Radial Shrinkage | 5 | % | |
| Tangential Shrinkage | 10 | % | |
| Volumetric Shrinkage | 14 | % | |
| Item | Green | Dry | Metric |
| Bending Strength | 654 | 1024 | kg/cm2 |
| Density | 689 | kg/m3 | |
| Hardness | 451 | kg | |
| Impact Strength | 71 | cm | |
| Maximum Crushing Strength | 359 | 549 | kg/cm2 |
| Shearing Strength | 109 | kg/cm2 | |
| Stiffness | 117 | 135 | 1000 kg/cm2 |
| Weight | 673 | 560 | kg/m3 |
| Radial Shrinkage | 5 | % | |
| Tangential Shrinkage | 10 | % |
References
Anon,1963,Indian Woods: Their Identification, Properties and uses. Vol.II Linaceae,to Moringaceae,Manager of Publications, Delhi, India
Brown, W.H.,1978,Timbers of the World, No. 3 Southern Asia,TRADA, Red Booklet Series
Carrapiett, J.B.,1960,Notes on ornamental timbers of Burma,Burmese Forester,10(1,pp37-53
Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.
Desch, H.E.,1954,Manual of Malayan Timbers (2 vols,Malayan Forest Records,no.15
Gamble, J.S.,1902,A Manual of Indian Timbers,Sampson Low, Marston & Co. London
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
Sekhar, A.C., Bhatnagar, S.S.,1957,Physical and mechanical properties of woods tested at Forest Research,Institute Report V,Indian Forest Records (n.s) Timber Mechanics 1(6) pp123-35
Tewari, M.C., Jain, J.C.,1980,Utilization of Secondary Species,Journal of the National Building Organization 25(2) pp1-6