
Kauri (Agathis moorei)
Family: Araucariaceae
Common names: Agathis, Almaciga, Bindang, Dakua makadre, Damar minyak, Kauri, Kauri pine, Menghilan, Red kaori, Tolong, White kaori
Distributed in: New Caledonia, Papua New Guinea (Oceania and S.E. Asia)
Distribution overview: Grows primarily in New Caledonia. It is a species of tropical, lowland, moist, open forest occurring on shales, sandstones, and schists up to 1000m.
Common uses: Bobbins, Building materials, Core Stock, Decorative plywood, Decorative veneer, Domestic flooring, Excelsior, Figured veneer, Flooring, Interior construction, Interior trim, Joinery, Millwork, Moldings, Paneling , Parquet flooring, Picker sticks, Plain veneer, Plywood, Shade rollers, Shuttles, Specialty items, Spindles, Spools, Stencil & chisel blocks, Structural plywood, Sub-flooring, Sucker rods, Trimming, Umbrella handles , Utility plywood, Veneer, Wainscotting
Environment profile: The future survival of this species is at risk
Tree size: Trunk diameter is 150-200 cm
The trees are capable of reaching a height of 200 feet (60 m)
Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodColor not distinct from heartwood, Yellow.The grain isStraight, the textureFineand the lusterOften lustrous
Natural durability: Durable
Medium to high resistance
Odor: No specific smell or taste
Kiln Schedules: 10 - D5S (4/4) U
Drying Defects:
Seasons well without degrade
Ease of Drying: Reconditioning Treatement
Boring: Fairly easy to very easy
Carving: Fairly difficult to carve
Cutting Resistance: Easy to saw
Gluing: Very good gluing properties
Mortising: Fairly Easy to Very Easy
Moulding: Very Good to Excellent
Movement in Service: Very Good to Excellent
Nailing: Pre-boring recommended, Satisfactory nailing properties
Planing: Fairly Easy to Very Easy
Resistance to Impregnation: Resistant sapwood
Response to hand tools: Works well with hand tools
Routing recessing: Routing is easy
Sanding: Fairly Difficult to Very Difficult
The wood is fairly difficult to sand due to its resin content.
Screwing: Good screwing properties, Very Good to Excellent Results; Turning: Interlocked or cross grain
Painting: Little or no surface prep required; Polishing: Good; Staining: Very Good to Excellent;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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| Item |
Green |
Dry |
Metric |
| Specific Gravity |
0,37 |
|
|
| Density |
|
512 |
kg/m3 |
| Bending Strength |
517 |
866 |
kg/cm2 |
| Crushing Strength |
231 |
416 |
kg/cm2 |
| Hardness |
|
348 |
kg |
| Impact Strength |
|
|
cm |
| Shearing Strength |
|
150 |
kg/cm2 |
| Stiffness |
99 |
128 |
1000 kg/cm2 |
| Tangential Shrinkage |
|
|
% |
| Radial Shrinkage |
3 |
|
% |
| Weight |
496 |
400 |
kg/m3 |
| Maximum Load |
|
|
cm-kg/cm3 |
| Toughness |
|
|
cm-kg |
| Static Bending |
|
|
kg/cm2 |
|
 |  |  |  | | Item | Green | Dry | English | | Bending Strength | 7360 | 12328 | psi | | Density | | 32 | lbs/ft3 | | Hardness | | 769 | lbs | | Maximum Crushing Strength | 3295 | 5920 | psi | | Shearing Strength | | 2136 | psi | | Stiffness | 1413 | 1830 | 1000 psi | | Specific Gravity | 0.37 | | | | Weight | 31 | 25. | lbs/ft3 | | Radial Shrinkage | 3 | | % | | Tangential Shrinkage | 5 | | % | |
Resists denting and marring Hardness = medium Density = high Compression strength (parallel to grain) = medium Bending strength (MOR) = high
Boone, R.S., C.J. Kozlik, P.J. Bois, E.M. Wengert. 1988. Dry Kiln Schedules for Commercial Hardwoods -Temperate and Tropical. USDA, Forest Service, General Technical Report FPL-GTR-57, Forest Products Laboratory, Madison, Wisconsin.Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.Keating, W.G., Bolza, E.,1982,Characteristics properties and uses of timbers. South East Asia, Northern,Australia and the Pacific,C.S.I.R.O. Div. Chemical Technology,Inkata Press,1WCMC. 1992. Conservation Status Listing - Trees and Timbers of the World. World Conservation Monitoring Center-Plants Programme, Cambridge, CB3 ODL, United Kingdom.
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