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Klinki pine
Klinki pine (Araucaria hunsteinii)

Family: Araucariaceae

Common names: Bunya bunya, Klinki pine, Norfolk Island pine, Pin colonnaire, Sapin de montagne

Distributed in: Papua New Guinea (Oceania and S.E. Asia)

Distribution overview: Primarily in northeastern New Guinea: Bulolo Valley, 600-2000 m, but may also be found in Austrlai, New Caledonia, New Hebrides, and the Norfolk Islands.

Common uses: Boxes and crates, Building materials, Flooring, Furniture , Furniture components, Interior construction, Interior trim, Joinery, Light construction, Millwork, Moldings, Plywood, Pulp/Paper products, Veneer

Environment profile: Rare

Tree size: Trunk diameter is 150-200 cm

Colors: the heart isYellow, Yellow - light and the sapwoodWhitish, straw-colored, or cream white to yellow , Yellow.The grain isStraight, the textureUniformand the lusterMedium

Natural durability: Readily attacked by the common furniture beetle, termites, and marine borers , Very little natural resistance to decay in ground contact

Odor: No specific smell or taste

Kiln Schedules: T10-D5S (4/4) T8-D4S (8/4) US Schedule J (4/4) United Kingdom

Ease of Drying: Stress caused by quick drying can be eased by brief high humidity treatment

Comments: Compression wood is occasionally present, appearing as a uellpw or brown band along the grain Readily converted for the manufacture for excellent quality plywood

Boring: Good boring qualitites

Carving: Fairly Easy to Very Easy

Cutting Resistance: Saw without difficulty

Gluing: Good gluing properties

Mortising: Responds well to mortising operations

Moulding: Fairly Easy to Very Easy

Movement in Service: Fairly Easy to Very Easy

Nailing: Good nailing characteristics, Very Good to Excellent

Planing: Planes without any difficulty

Resistance to Impregnation: Sapwood is permeable

Response to hand tools: Responds well to hand tools

Routing recessing: Very good routing properties

Sanding: Easily sanded

Veneering qualities: Veneers easily, Veneers moderately easy

Screwing: Fair to Good Results, Very Good to Excellent Results; Turning: Fairly Easy to Very Easy

Painting: Takes paint well ; Polishing: Finishes smoothly ; Staining: Fairly Easy to Very Easy; Varnishing: Good varnishing properties ;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity 0,36
Density 400 kg/m3
Bending Strength 434 734 kg/cm2
Crushing Strength 24 47 kg/cm2
Hardness 238 kg
Impact Strength cm
Shearing Strength 96 kg/cm2
Stiffness 87 103 1000 kg/cm2
Tangential Shrinkage 5 %
Radial Shrinkage 3 %
Weight 400 288 kg/m3
Maximum Load cm-kg/cm3
Toughness 81 cm-kg
Static Bending 250 498 kg/cm2
Item Green Dry English
Bending Strength 6178 10442 psi
Crushing Strength 347 672 psi
Density 25 lbs/ft3
Hardness 526 lbs
Maximum Crushing Strength 2676 5183 psi
Shearing Strength 1367 psi
Static Bending 3567 7095 psi
Stiffness 1244 1476 1000 psi
Toughness 71 inch-lbs
Specific Gravity 0.36
Weight 25 18 lbs/ft3
Radial Shrinkage 3 %
Tangential Shrinkage 5 %
Volumetric Shrinkage 9 %

Shrinkage, Tangential = small
Shrinkage, Radial = small
Not hard
Modulus of Elasticity (stiffness) = very low
Moderate weight
Max. crushing strength = low
Density (dry weight) = 23-30 lbs/cu. ft.
Density (dry weight) = 15-22 lbs/cu. ft.
Crushing strength = medium
Bending strength (MOR) = very high
Bending strength (MOR) = low
Average density

Bolza, E. and N. H. Kloot. 1966. The Mechanical Properties of 81 New Guinea Timbers.Technological Paper No. 41.Division of Forest Products, Commonwealth Scientific and Industrial Organization, Melbourne, Australia.Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.Eddowes, P. J. 1961. Commercial Timbers of Papua New Guinea:Their Properties and Uses. Office of Forests, Papua New Guinea.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,1Wallis, N.K. 1956. Australian Timber Handbook. Sponsored by The Timber Development Association of Australia. Angus & Robertson, Ltd., 89 Castlereagh Street, Sydney, Australia.WCMC. 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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