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

Scientific Name
Ceratopetalum succirubrum

Trade Name
PNG coachwood

Family Name
Cunoniaceae

Wood Image 1

Common Names
PNG coachwood, Satin sycamore

Regions of Distribution
Oceania and S.E. Asia

Countries of Distribution  [VIEW MAP]
Australia, India, Papua New Guinea

Common Uses
Bedroom suites, Building materials, Cabinetmaking, Carvings, Chairs, Chests, Concealed parts (Furniture), Core Stock, Decorative plywood, Decorative veneer, Desks, Dining-room furniture, Dowell pins, Dowells, Drawer sides, Excelsior, Figured veneer, Fine furniture, Fixtures, Floor lamps, Framing, Furniture , Furniture components, Furniture squares or stock, Hatracks, Interior construction, Interior trim, Joinery, Kitchen cabinets, Living-room suites, Millwork, Moldings, Office furniture, Paneling , Plywood, Radio - stereo - TV cabinets, Rustic furniture, Stools, Tables , Trimming, Turnery

Environmental Profile
The environmental status of this species within its geographical boundaries has not been officially determined

Distribution Overview
Southeast Asia, primarily in the Andaman Islands, Papua New Guinea and Australia.

Heartwood Color
Brown
Yellow
Black
Red
Orange
Tan
Pinkish brown
Straight
Figure
Distinct (figure)
Even
Figure
Interlocked
Birds-eye (figure)
Stripe (figure)


Texture
Medium
Coarse


Natural Durability
Durable
Very durable
Resistant to termites
Resistant to marine borers
Susceptible to insect attack
Moderately durable
Non-resistant to powder post beetles
Non-resistant to termites
Very little natural resistance

The wood will not withstand exterior exposure unless pre-treated with a preservative. It is not susceptible to Lyctus attack

Weathering
Good


Odor
The wood has a caramel-like odor

Toxicity
Some toxic effects


Drying Defects
Checking
Discoloration
Distortion


Ease of Drying
Fairly Easy
Rapidly


Kiln Drying Rate
Naturally dries quickly


Tree Size
Bole length is 20-30 m
Tree height is 30-40 m
Tree height is 40-50 m
Tree height is 50-60 m
Trunk diameter is 150-200 cm


Blunting Effect
High to severe
Little


Boring
Fair to good results
Fairly easy to very easy


Carving
Fair to Good Results
Fairly Easy to Very Easy


Cutting Resistance
Easy to saw


Gluing
Fair to Good Results
Fairly Easy to Very Easy


Mortising
Fair to Good Results
Fairly Easy to Very Easy


Moulding
Fair to Good Results
Fairly Easy to Very Easy


Movement in Service
Excellent Stability - Small Movement
Fair to Good Stability - Medium Movement


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


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


Resistance to Impregnation
Permeable sapwood
Resistant heartwood
Resistant sapwood


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


Routing & Recessing
Fair to Good Results
Fairly Easy to Very Easy


Screwing
Fairly Easy to Very Easy
Fair to Good Results


Turning
Fair to Good Results
Fairly Easy to Very Easy


Steam Bending
Fair to Good Results
Fairly Difficult to Very Difficult


Painting
Poor to Very Poor Results


Polishing
Fair to Good Results
Fairly Easy to Very Easy


Staining
Surface Preparation
Fair to Good Results
Fairly Easy to Very Easy


Varnishing
Fair to Good Results
Poor to Very Poor Results
Fairly Easy to Very Easy
Surface Preparation
Fairly Difficult to Very Difficult


Strength Properties
Hardness = medium
Compression strength (parallel to grain) = high
Bending strength (MOR) = high

It resists denting and marring about as well as white oak or birch. The density is high

Numerical Data
ItemGreenDryEnglish
Bending Strength15190psi
Crushing Strength1088psi
Density37lbs/ft3
Hardness923lbs
Maximum Crushing Strength46357811psi
Shearing Strength1975psi
Static Bending8526psi
Stiffness18421000 psi
Toughness90inch-lbs
ItemGreenDryMetric
Bending Strength1067kg/cm2
Crushing Strength76kg/cm2
Density592kg/m3
Hardness418kg
Maximum Crushing Strength325549kg/cm2
Shearing Strength138kg/cm2
Static Bending599kg/cm2
Stiffness1291000 kg/cm2

References
Bolza, E. and N. H. Kloot. 1963. The Mechanical Properties of 174 Australian Timbers. Technological Paper No. 25. Division of Forest Products, Commonwealth Scientific and Industrial Research Organization, Melbourne, Australia.

Eddowes, P. J. 1977. Commercial Timbers of Papua New Guinea - Their Properties and Uses. Forest Products Research Center, Office of Forests, Department of Primary Industry, Papua New Guinea.

Kingston, R. S. T. and C. J. E. Risdon. 1961. Shrinkage and Density of Australian and other South-west Pacific Woods. Technological Paper No. 13. Division of Forest Products, Commonwealth Scientific and Industrial Research Organization, Melbourne, Australia.