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Messmate stringybark
Messmate stringybark (Eucalyptus obliqua)

Family: Myrtaceae

Common names: Australian oak, Brown-top stringy bark, Brown-top stringybark, Messmate, Messmate stringybark, Mountain ash, Obliqua gum, Stringybark, Tasmanian oak, Victorian oak

Distributed in: Australia, Kenya, New Zealand, South Africa (Africa, Oceania and S.E. Asia)

Distribution overview: Southeastern Australia, including Tasmania. Widespread distribution across the coast and lower ranges of Victoria and Tasmania, and in the tablelands and adjacent ranges of New south Wales and the Queensland south east border region.

Common uses: Beams, Boat building (general), Boxes and crates, Bridge construction, Broom handles, Building materials, Cabinetmaking, Carvings, Casks, Chairs, Chests, Concealed parts (Furniture), Cooperages, Decorative plywood, Decorative veneer, Desks, Dining-room furniture, Domestic flooring, Door, Dowell pins, Dowells, Drawer sides, Excelsior, Factory construction, Factory flooring, Figured veneer, Fine furniture, Floor lamps, Flooring, Furniture , Furniture components, Furniture squares or stock, Furniture, Handles, Handles: general, Hatracks, Heavy construction, Interior construction, Joinery, Joists, Kitchen cabinets, Light construction, Living-room suites, Mine timbers, Moldings, Office furniture, Packing cases, Paneling , Paneling, Parquet flooring, Piling, Plywood, Poles, Porch columns, Posts, Pulp/Paper products, Railroad ties, Structural work, Turnery, Vehicle parts, Veneer, Wharf construction

Environment profile: Status has not been officially assessed

Tree size: Trunk diameter is 200-250 cm

Colors: the heart isWhite, Yellow to golden-yellow to orangeand the sapwoodWhite, Yellow.The grain isStraight, the textureMedium coarse

Natural durability: Very durable, Very durable

Odor: No specific smell or taste

Kiln Schedules: Uk = C

Kiln Drying Rate: Rapid

Drying Defects: Slight surface checking, Splitting

Ease of Drying: Slowly

Comments: FissileGeneral finishing qualities are rated as good General finishing qualities are rated as satisfactory Light Moderate Strength

Blunting Effect: Moderate

Boring: Satisfactory results

Carving: Slight to moderate blunting effect on cutters

Cutting Resistance: Responds satisfactorily to bandsawing

Gluing: Moderate gluing properties

Mortising: Fairly Easy to Very Easy Lunting effect is moderate, but the material has satisfactory mortising properties.

Moulding: Very Good to Excellent

Movement in Service: Very Good to Excellent

Nailing: Pre-Boring Recommended, Pre-boring recommended

Planing: Very Good to Excellent

Resistance to Impregnation: Sapwood is permeable

Resistance to Splitting: Poor

Response to hand tools: Satisfactorily

Routing recessing: Satisfactory resistance to decay above ground

Sanding: Very Good to Excellent Results

Veneering qualities: Veneers easily, Veneers moderately easy

Steam bending: Some buckling and fracture of the fibers in steam bending

Screwing: Pre-boring recommended, Screwing yields satisfactory results; Turning: Turns with moderate ease

Painting: Very Good to Excellent; Polishing: Very Good to Excellent; Staining: Very Good to Excellent; Varnishing: Good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity 0,57 0,7
Density 721 kg/m3
Bending Strength 695 1111 kg/cm2
Crushing Strength 59 97 kg/cm2
Hardness 650 kg
Impact Strength cm
Shearing Strength 125 kg/cm2
Stiffness 127 151 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 5 %
Weight 705 544 kg/m3
Maximum Load cm-kg/cm3
Toughness 167 cm-kg
Static Bending 441 709 kg/cm2
Item Green Dry English
Bending Strength 9898 15806 psi
Crushing Strength 844 1387 psi
Density 45 lbs/ft3
Hardness 1435 lbs
Maximum Crushing Strength 5449 8598 psi
Shearing Strength 1784 psi
Static Bending 6282 10094 psi
Stiffness 1814 2154 1000 psi
Toughness 145 inch-lbs
Specific Gravity 0.57 0.7
Weight 44 34 lbs/ft3
Radial Shrinkage 5 %
Tangential Shrinkage 9 %

Shearing strength (parallel to grain) = low
Density (dry weight) = 46-52 lbs/cu. ft.
Bending strength (MOR) = medium
Shrinkage, Radial = fairly large
Shearing strength (parallel to grain) = medium
Max. crushing strength = high
Density (dry weight) = 38-45 lbs/cu. ft.
Density (dry weight) = 31-37 lbs/cu. ft.
Shrinkage, Tangential = large
Shrinkage, Radial = small
Modulus of Elasticity (stiffness) = high
Density (dry weight) = 53-60

Australia - N.S.W. Forestry Commission,1968,Working Properties of some Native and Imported Timbers,Forestry Commission of New South Wales, Technical Publication No.8Australia - N.S.W. Forestry Commission,1988,Furniture Timbers of New South Wales,Forest Commission, N.S.W., Aust. Tech. Publication No.1Banks, C.H., and Schwegman, L.M.,1956,Notes on the Properties of the Timber of South African Grown Eucalyptus,obliqua L'Herit.,Journal of South African Forestry Association No.28, 57-60Banks, C.H., Schoeman, J.P., Otto, K.P.,1977,The Mechanical Properties of Timbers with particular reference to South,Africa,South African Forestry Research Institute Bulletin,(Ed.,Schoeman, J.P. 1973 & Otto K.P. 1976,No.48Bier, H.,1983,The strength properties of small clear specimens of New Zealand-grown,timber,New Zealand Forest Service Forest Research Institute, FRI Bulletin No.41Boas, I.H.,1947,The Commercial Timbers of Australia - Their Properties and Uses,Council for Scientific and Industrial Research, MelbourneBolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchBolza, E., Kloot, N. H. 1963. The Mechanical Properties of 174 Australian Timbers. Technological Paper No. 25. Division of Forest Products, Center for Scientific and Industrial Organization (CSIRO, Melbourne, AustraliaBolza, E., Kloot, N.H.,1963,The Mechanical Properties of 174 Australian Timbers,C.S.I.R.O. Division of Forest Products Technological Paper,No.25Bolza, E.,1976,Timber and Health,Div. Building Res. C.S.I.R.O. AustraliaForests Products Research Laboratory, U.K.,1956,A Handbook of Hardwoods,Forest Products Research Laboratory, Princes Risborough, Department of,Science and Industrial Research, Building Research EstablishmentGay, 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.277Haslett, A.N., Kininmonth, J.A., Revell, D.,1984,Utilisation of New Zealand-grown Eucalypts,What's New in Forest Research No.122Haslett, A.N.,1988,Properties and utilisation of exotic speciality timbers grown in New,Zealand Part V: Ash Eucalypts and Eucalyptus nitens E. regans,,E.delegatensis, E.fastigata, E.obliqua, E.sieberi, E.fraxinoides, E.nitens,New Zealand Forest Service, Forest Research Institute, FRI Bulletin No.119Hillis, W.E. and A.G. Brown, Editors. 1984. Eucalyptus for Wood Production. Commonwealth Scientific and Industrial Research Organization, Academic Press, Australia.HMSO.1972.Handbook of Hardwoods, 2nd Edition.Revised by R.H. Farmer.Department of the Environment, Building Research Establishment, Princes Risborough Laboratory, Her Majesty's Stationery Office, London.Lincoln, W.A. 1986. World Woods in Color. Linden Publishing Co. Inc., Fresno, California.Poynton, R.J.,1957,Notes on Exotic Forest Trees in South Africa (Second Edition, Revised,South African Forestry Department Bulletin No.38Scott, M.H.,1935,Weights of South African Growth Timbers,South African Department of Agriculture and Forestry Bulletin,No.145,Forest Products Institute, Forestry Series No.1Takahashi, A.,1978,Compilation of Data on the Mechanical Properties of Foreign Woods (Part,III) Africa,Shimane University, Japan, Research Report on Foreign Wood No. 7The Australian Timber Journal & Building Products, Merchandiser,1969,Timber Durability and Preservation,Supplement to Australian Timber Journal 35(4) Tech. Timb. Guide No.8Thomas, A.J.,1955,Tasmanian Woods,Forestry Department Tasmania, Bulletin No.1Timber Development Association,1942,Tasmanian Oak - Eucalyptus obliqua, E. regnans and E. gigantea,TRADA Timber Leaflet No. 30Wallis, N.K. 1956. Australian Timber Handbook. Sponsored by The Timber Development Association of Australia. Angus & Robertson, Ltd., 89 Castlereagh Street, Sydney, Australia.
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