Bluegum (Eucalyptus globulus)
Family: Myrtaceae
Common names: Bloekom, Blue gum, Bluegum, Eucalipto, Eucalyptus, Eurabbi, Eurabbie, Fever tree, Kupoora maram, Kurpoora maram, Southern blue gum, Tasmanian blue eucalyptus, Tasmanian blue gum, Tasmanian bluegum
Distributed in: Argentina, Australia, Brazil, Chile, Ethiopia, Hawaii [US], India, South Africa, United States (Africa, Latin America, North America, Oceania and S.E. Asia)
Distribution overview: Native to the open forests of Tasmania, southern Victoria and New South Wales in Australia. It is one of the most widely cultivated of Australia's native trees. It can be found in parks and gardens in many parts of Australia and is well established overseas (eg. Algeria, Brazil, France, India, Spain and Portugal). In California it is so well known that many regard it as a native Californian species.
Common uses: Agricultural implements, Beams, Boat building (general), Boat building: decking, Boat building: framing, Boxes and crates, Bridge construction, Building construction, Cabin construction, Cabinetmaking, Charcoal, Chemical derivatives, Concrete formwork, Construction, Decks, Domestic flooring, Factory construction, Flooring, Flooring: commercial heavy traffic, Form work, Foundation posts, Framing, Fuelwood, Furniture, Handles: general, Heavy construction, Joinery, Joists, Ladders, Light construction, Marine construction, Mine timbers, Pallets, Parquet flooring, Piling, Plywood, Poles, Porch columns, Posts, Pulp/Paper products, Pulpwood, Railroad ties, Rough construction, Stakes, Structural plywood, Structural work, Sub-flooring, Tool handles, Toys, Turnery, Utility plywood, Vehicle parts, Veneer, Veneer: decorative, Wharf construction, Wheel spokes, Wheels
Environment profile: Status has not been officially assessed
Tree size: Tree height is 30-40 m
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodSapwood is considered narrow , White to yellow.The grain isWith distinct light and dark bands, the textureMedium coarse and the lusterSlightly lustrous
Natural durability: Very durable, Very durable
Odor: No specific smell or taste
Kiln Schedules: UK=C US=T3C2/T3C1 Fr=3
Kiln Drying Rate: Naturally dries slowly
Drying Defects: Slight end splitting, Slight twist/warp
Ease of Drying: Slowly
Tree Identification: Bole/stem form is straight
Comments: General finishing qualities are rated as good
Boring: Easy
Carving: Fairly good response to preservative treatment
Cutting Resistance: Presence of interlocked grain
Gluing: Easy to glue
Mortising: Responds well to peeling after proper softening
Moulding: Easy to mould
Movement in Service: Easy to mould
Nailing: Difficult to nail, Easy to nail
Planing: Torn grain is common machining defect
Clear stock generally responds readily to planing operationS/There may be some grain tearing in planing material with interlocked grain, but clear stock generally responds readily to planing operations.
Resistance to Impregnation: Sapwood is treatable
Resistance to Splitting: Poor
Response to hand tools: Responds well to hand tools
Routing recessing: Clear stock is easy to work
Interlocked grain may interfere with routing
Sanding: Easy to sand
Veneering qualities: Easy to cut, Suitable for peeling
Steam bending: Good
Screwing: Easy to screw
; Turning: Good results
Polishing: High polish
;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
 |
 |
 |
 |
Item |
Green |
Dry |
Metric |
Specific Gravity |
0,62 |
|
|
Density |
|
817 |
kg/m3 |
Bending Strength |
832 |
1301 |
kg/cm2 |
Crushing Strength |
466 |
735 |
kg/cm2 |
Hardness |
|
882 |
kg |
Impact Strength |
|
119 |
cm |
Shearing Strength |
|
136 |
kg/cm2 |
Stiffness |
153 |
182 |
1000 kg/cm2 |
Tangential Shrinkage |
10 |
|
% |
Radial Shrinkage |
6 |
|
% |
Weight |
801 |
657 |
kg/m3 |
Maximum Load |
|
|
cm-kg/cm3 |
Toughness |
|
|
cm-kg |
Static Bending |
|
|
kg/cm2 |
|
 |  |  |  | Item | Green | Dry | English | Bending Strength | 11840 | 18508 | psi | Density | | 51 | lbs/ft3 | Hardness | | 1945 | lbs | Impact Strength | | 47 | inches | Maximum Crushing Strength | 6642 | 10465 | psi | Shearing Strength | | 1945 | psi | Stiffness | 2179 | 2602 | 1000 psi | Specific Gravity | 0.62 | | | Weight | 50 | 41 | lbs/ft3 | Radial Shrinkage | 6 | | % | Tangential Shrinkage | 10 | | % | Volumetric Shrinkage | 15 | | % | |
Shrinkage, Tangential = large 0 Max. crushing strength = high Density (dry weight) = 46-52 lbs/cu. ft. Max. crushing strength = medium Bending strength (MOR) = high Shearing strength (parallel to grain) = medium Hardness (side grain) = medium Density (dry weight) = 53-60 Bending strength (MOR) = medium Shrinkage, Tangential = fairly large Shearing strength (parallel to grain) = very low Shearing strength (parallel to grain) = low Shearing strength (parallel to grain) = high Modulus of Elasticity (stiffness) = high Max crushing strength (stiffness) = very high Hardness = medium Density (dry weight) = 38-45 lbs/cu. ft.
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LondonGay, F.J., Et al,1955,Standard laboratory colonies of termites for evaluating the resistance of,timber, timber preservatives and other materials to termite attack.,C.S.I.R.O., Australia Bulletin,No.277Gutierrez Oliva, A., Plaza Pulgar, F.,1967,Caracteristicas fisico-mecanicas de las maderas Espanolas. (Physical and,mechanical properties of Spanish timbers.,Min.Agric./Dir.Gen Montes/Instituto Forestral de Investigaciones,y,Experiencias, Madrid pp102Guyana Forest Department,1967,Recopilacion de Propiedadas mecanicas de Maderas Creciendo en,Chile,Inst. For. Chile Nota Tecnica,8Hall, N., Et al,1970,Forest Trees of Australia,Australian Government Publishing Service, CanberraHarrar, E.S.,1942,Some Physical Properties of Modern Cabinet Woods 3. Directional and Volume,Shrinkage,Tropical Woods,9(71, pp26-32Hillis, W.E. and A.G. Brown, Editors. 1984. Eucalyptus for Wood Production. 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