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Blunting Effect
Boring
Carving
Comments
Common Names
Countries of Distribution
Cutting Resistance
Distribution Overview
Drying Defects
Ease of Drying
Environmental Profile
Family Name
Gluing
Grain
Heartwood Color
Kiln Drying Rate
Mortising
Moulding
Movement in Service
Nailing
Natural Durability
Numerical Data
Odor
Planing
Polishing
References
Regions of Distribution
Resistance to Impregnation
Response to Hand Tools
Sanding
Sapwood Color
Scientific Name
Screwing
Staining
Steam Bending
Texture
Toxicity
Trade Name
Tree Size
Turning
Varnishing
Veneering Qualities

Scientific Name
Eucalyptus globoidea

Trade Name
Scarba gum

Family Name
Myrtaceae

Wood Image 1

Common Names
Scarba gum, White stringybark

Regions of Distribution
Oceania and S.E. Asia

Countries of Distribution  [VIEW MAP]
India

Environmental Profile
Status has not been officially assessed


Distribution Overview
Found in Australia on gentle undulating country and hills near the coast, to mountain slopes and escarpments adjacent to tablelands but not inland of the ranges. Wide range through eastern New South Wales except the far north, and eastern Victoria except in areas where summers are too cool. Favours warm humid to sub-humid climate. Altitude range, near sea level to 1100 m.

Heartwood Color
Red
Brown
Pink
Purple
Black
Pale red to pink
Brown


Sapwood Color
Brown


Grain
Even
Interlocked
Straight

Straight
Occasionally interlocked, but not always


Texture
Medium
Coarse
Even or uniform
Uniform


Natural Durability
Very durable
Durable
Resistant to termites
Susceptible to insect attack
Resistant to marine borers
Resistant to powder post beetles
Non-resistant to termites
Non-resistant to powder post beetles
Resistant to decay for 15-25 years


Odor
Has an odor


Toxicity
Some toxic effects


Drying Defects
Distortion
Checking
Collapse
Internal Honeycombing Possible


Highly prone to collapse

Ease of Drying
Thick Stock Requires Care
Moderately Difficult to Difficult
Little degrade
Medium to High Shrinkage
Easy


Kiln Drying Rate
Slow
Drying rate is slow


Tree Size
Tree height is 30-40 m
Trunk diameter is 150-200 cm
Trunk diameter is 100-150 cm
Tree height is 40-50 m
Tree height is 20-30 m


Comments
Generally strong, tough, and hard.

Heavy

Blunting Effect
Moderate


Boring
Fair to good results
Fairly difficult to very difficult


Carving
Fair to Good Results
Fairly Difficult to Very Difficult


Cutting Resistance
Easy to saw
Fairly Difficult to Very Difficult to saw
Moderate to saw


Gluing
Fairly Easy to Very Easy
Fair to Good Results
Fairly Difficult to Very Difficult


Mortising
Fair to Good Results
Fairly Difficult to Very Difficult


Moulding
Fair to Good Results
Fairly Difficult to Very Difficult


Movement in Service
Fair to Good Stability - Medium Movement


Nailing
Pre-Boring Recommended
Fair to Good Results
Fairly Difficult to Very Difficult


Planing
Fair to Good Results
Fairly Difficult to Very Difficult
Fairly Easy to Very Easy


Resistance to Impregnation
Resistant heartwood
Permeable sapwood
Resistant sapwood


Response to Hand Tools
Fairly Difficult to Difficult to Work
Easy to Work


Sanding
Fair to Good Results
Fairly Easy to Very Easy


Screwing
Fair to Good Results
Very Good to Excellent Results
Pre-boring recommended
Fairly Difficult to Very Difficult


Turning
Very Good to Excellent Results


Veneering Qualities
Suitable for peeling
Veneers easily
Suitable for slicing
Veneers moderately easy
No drying degrade


Steam Bending
Fair to Good Results
Fairly Easy to Very Easy
Good


Polishing
Fair to Good Results
Very Good to Excellent Results
Fairly Easy to Very Easy


Staining
Very Good to Excellent Results
Fair to Good Results


Varnishing
Fairly Easy to Very Easy
Fair to Good Results
Very Good to Excellent Results


Numerical Data
ItemGreenDryEnglish
Bending Strength1156419306psi
Crushing Strength11611828psi
Density53lbs/ft3
Hardness1985lbs
Maximum Crushing Strength615210584psi
Shearing Strength2342psi
Static Bending781113524psi
Stiffness190124501000 psi
Toughness188inch-lbs
Specific Gravity0.610.7
ItemGreenDryMetric
Bending Strength8131357kg/cm2
Crushing Strength81128kg/cm2
Density849kg/m3
Hardness900kg
Maximum Crushing Strength432744kg/cm2
Shearing Strength164kg/cm2
Static Bending549950kg/cm2
Stiffness1331721000 kg/cm2
Toughness216cm-kg

References
Bolza, 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, Australia.

Hillis, W.E. and A.G. Brown, Editors. 1984. Eucalyptus for Wood Production. Commonwealth Scientific and Industrial Research Organization, Academic Press, Australia.

Penfold, A.R. and J.L. Willis. 1961. The Eucalyptus - Botany, Cultivation, Chemistry, and Utilization. World Crop Books, N. Polunin, General Editor. Leonard Hill [Books] Ltd., London.

Wallis, N.K. 1956. Australian Timber Handbook. Sponsored by The Timber Development Association of Australia. Angus & Robertson, Ltd., 89 Castlereagh Street, Sydney, Australia.