PNG coachwood (Ceratopetalum succirubrum)
Family: Cunoniaceae
Common names: PNG coachwood, Satin sycamore
Distributed in: Australia, India, Papua New Guinea (Oceania and S.E. Asia)
Distribution overview: Southeast Asia, primarily in the Andaman Islands, Papua New Guinea and Australia.
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
Environment profile: The environmental status of this species within its geographical boundaries has not been officially determined
Tree size: Trunk diameter is 150-200 cm
Colors: the heart isTan, Yellow, the textureMedium
Natural durability: Very durable, Very little natural resistance
Odor:
The wood has a caramel-like odor
Kiln Drying Rate: Naturally dries quickly
Drying Defects: Discoloration, Distortion
Ease of Drying: Rapidly
Blunting Effect: Little
Boring: Fairly easy to very easy
Carving: Fairly Easy to Very Easy
Cutting Resistance: Easy to saw
Gluing: Fairly Easy to Very Easy
Mortising: Fairly Easy to Very Easy
Moulding: Fairly Easy to Very Easy
Movement in Service: Fairly Easy to Very Easy
Nailing: Fairly Easy to Very Easy, Very Good to Excellent
Planing: Fairly Easy to Very Easy
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Responds Readily
Routing recessing: Fairly Easy to Very Easy
Steam bending: Fairly Difficult to Very Difficult
Screwing: Fair to Good Results, Fairly Easy to Very Easy; Turning: Fairly Easy to Very Easy
Painting: Poor to Very Poor; Polishing: Fairly Easy to Very Easy; Staining: Surface Preparation; Varnishing: Surface Preparation;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
 |
 |
 |
 |
| Item |
Green |
Dry |
Metric |
| Specific Gravity |
|
|
|
| Density |
|
592 |
kg/m3 |
| Bending Strength |
|
1067 |
kg/cm2 |
| Crushing Strength |
|
76 |
kg/cm2 |
| Hardness |
|
418 |
kg |
| Impact Strength |
|
|
cm |
| Shearing Strength |
|
138 |
kg/cm2 |
| Stiffness |
|
129 |
1000 kg/cm2 |
| Tangential Shrinkage |
|
|
% |
| Radial Shrinkage |
|
|
% |
| Weight |
|
|
kg/m3 |
| Maximum Load |
|
|
cm-kg/cm3 |
| Toughness |
|
|
cm-kg |
| Static Bending |
|
599 |
kg/cm2 |
|
 |  |  |  | | Item | Green | Dry | English | | Bending Strength | | 15190 | psi | | Crushing Strength | | 1088 | psi | | Density | | 37 | lbs/ft3 | | Hardness | | 923 | lbs | | Maximum Crushing Strength | 4635 | 7811 | psi | | Shearing Strength | | 1975 | psi | | Static Bending | | 8526 | psi | | Stiffness | | 1842 | 1000 psi | | Toughness | | 90 | inch-lbs | |
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
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.
|