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NargustaNargusta
Nargusta (Terminalia amazonia)

Family: Combretaceae

Common names: Almendro, Amarillo carabazuelo, Amarillo de panama, Amarillon, Anangossiti, Angouchi, Araca, Bolador, Bullywood, Canshan, Chasemiich, Chicharro, Cochun, Coffee mortar, Cumbillo, Esemi, Fukadi, Ginja hoehoe, Guaba, Guacharaco, Guatuso, Guayabo, Guayabo leon, Guayabo negro, Guayabon, Guyabillo, Hill fukadi, Kil, Kung, Kwai, Leche amarillo, Matora, Merendiba branca, Monteclaro, Nangossiti, Naranjo, Nargusta, Pardillo negro, Pata de danto, Pau mulato brancho, Pookadi, Roble, Roble amarillo, Roble de esmeraldas, Roble macuelizo, Tamarotan, Tilautaea, Volador, White olive, White oliver

Distributed in: Belize, Brazil, Colombia, Ecuador, French Guiana, Guatemala, Guyana, Honduras, Mexico, Panama, Peru, Trinidad and Tobago, Venezuela (Central America, Latin America, Oceania and S.E. Asia)

Distribution overview: The natural growth range of the species extends from southern Mexico southward through Central America and into northern South America to Brazil and Peru. It is also found in Trinidad, and is a common tree in the Wallaba forests of Guyana. It is also regularly found in the forests of Belize.

Common uses: Beams, Bedroom suites, Boat building (general), Boat building, Boat building: decking, Boat building: framing, Bridge beams, Bridge construction, Bridge joists, Building construction, Cabin construction, Cabinetmaking, Canoes, Chairs, Chests, Concealed parts (Furniture), Concrete formwork, Construction, Crossties, Decks, Decorative veneer, Desks, Dining-room furniture, Domestic flooring, Dowell pins, Dowells, Drawer sides, Factory construction, Figured veneer, Fine furniture, Floor lamps, Flooring, Form work, Foundation posts, Framing, Furniture , Furniture components, Furniture squares or stock, Furniture, Hatracks, Heavy construction, Joinery, Joists, Kitchen cabinets, Lifeboats, Light construction, Marine construction, Mine timbers, Planks, Plywood, Posts, Railroad ties, Turnery, Vehicle parts, Veneer, Veneer: decorative

Environment profile: Status has not been officially assessed

Colors: the heart isYellow, Yellow to golden-yellow to orangeand the sapwoodSame as heartwood, White to yellow.The grain isWeak (figure), the textureMediumand the lusterPronounced

Natural durability: Susceptible to marine borer attack, Very durable

Odor: No specific smell or taste

Kiln Schedules: UK=C US=T3C2/T3C1 Fr=3

Drying Defects: Slight end splitting, Slight twist/warp

Ease of Drying: Variable results.

Tree Identification: Bole/stem form is straight

Comments: General finishing qualities are rated as good

Blunting Effect: Severe dulling effect on tool edges

Boring: Responds well to boring operations

Carving: Relatively good response to carving operations

Cutting Resistance: Fairly difficult to saw

Gluing: Moderate gluing properties

Mortising: good

Moulding: Fairly easy to mould

Movement in Service: Fairly easy to mould

Nailing: Possible if prebored, Pre-boring required

Planing: Planes well, to a good finish

Resistance to Impregnation: Sapwood response to preservative treatment is variable

Response to hand tools: Responds poorly to hand tools

Routing recessing: Fair to Good Results

Sanding: Good sanding properties

Veneering qualities: Moderately easy to veneer, There is slight to moderate drying degrade and the potential for buckles and splits

Steam bending: Very poor

Screwing: Good screw holding properties, Possible if prebored; Turning: Good results

Polishing: Satisfactory; Staining: Finish is generally satisfactory;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity 0,63 0,76
Density 769 kg/m3
Bending Strength 808 1182 kg/cm2
Crushing Strength 73 84 kg/cm2
Hardness 820 kg
Impact Strength 78 cm
Shearing Strength 146 kg/cm2
Stiffness 131 150 1000 kg/cm2
Tangential Shrinkage 7 %
Radial Shrinkage 4 %
Weight 785 785 kg/m3
Maximum Load 0,84 1,12 cm-kg/cm3
Toughness 210 cm-kg
Static Bending 531 779 kg/cm2
Item Green Dry English
Bending Strength 11494 16821 psi
Crushing Strength 1039 1205 psi
Density 48 lbs/ft3
Hardness 1809 lbs
Impact Strength 31 inches
Maximum Crushing Strength 5889 9056 psi
Shearing Strength 2089 psi
Static Bending 7556 11084 psi
Stiffness 1867 2135 1000 psi
Toughness 183 inch-lbs
Work to Maximum Load 12 16 inch-lbs/in3
Specific Gravity 0.63 0.76
Weight 49 49 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 7 %
Volumetric Shrinkage 14 %

Modulus of Elasticity (stiffness) = medium 0
Max. crushing strength = medium 0
Max. crushing strength = high 0
Hardness (side grain) = medium 0
Density (dry weight) = 46-52 lbs/cu. ft. 0
Hardness (side grain) = hard
Bending strength (MOR) = low
Shrinkage, Radial = moderate
Shrinkage, Tangential = moderate
Shearing strength (parallel to grain) = high
Bending strength (MOR) = high
Shearing strength (parallel to grain) = low
Shrinkage, Radial = large
Density (dry weight) = 53-60 lbs/cu. ft
Toughness-Hammer drop (Impact Strength) = low
Shrinkage, Tangential = large
Shearing strength (parallel to grain) = very low
Shearing strength (parallel to grain) = very high
Shearing strength (parallel to grain) = medium
Modulus of Elasticity (stiffness) = high
Shrinkage, Tangential = small
Shrinkage, Tangential = fairly large
Shrinkage, Radial = small
Hardness (side grain) = very hard
Hardness (side grain) = soft
Shrinkage, Tangential = very small
Shrinkage, Radial = very small
Shrinkage, Radial = fairly large
Resists denting and marring
Modulus of Elasticity (stiffness) = very high
Heavy
Hardness = medium
Compression strength (parallel to grain) = high
Bending strength (MOR) = very high
Bending strength (MOR) = medium

Acosta-Solis, M.,1960,Maderas Economicas del Ecuador y sus Usos,Editorial Casa de la Culhra Ecuatoriana QuitoArmstrong, F.H.,1960,The Strength Properties of Timber,Forest Products Research Laboratory, London Bulletin,No.45Belize,1946,42 Secondary Hardwood Timbers of British Honduras,British Honduras Forest Department Bulletin,No.1Bena, P.,1960,Essences Forestieres de Guyane,Bureau Agricole et Forestier Guyanais GuyanaBerni, C.A., Bolza, E., Christensen, F.J.,1979,South American Timbers - The Characteristics, Properties and Uses of 190,Species,C.S.I.R.O Div. Building ResearchBoone, 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.Brazier, J.D., Franklin, G.L.,1967,An Appraisal of the Wood Characteristics and Potential Uses of some,Nicaraguan Timbers,FAO for Forest Products Research Laboratory, Princes RisboroughBrooks, R.L., et al,1941,Durability tests on Untreated Timbers in Trinidad,Caribbean Forester,2(3,pp101-119Brown, W.H.,1978,Timbers of the World No.1 Africa,TRADA, Red Booklet SeriesBrown, W.H.,1978,Timbers of the World, No. 3 Southern Asia,TRADA, Red Booklet SeriesBrown, W.H.,1978,Timbers of the World, No. 9 Central America and the Caribbean,TRADA, Red Booklet SeriesCAOBA International, San Francisco, California. 1993. Personal Communication.Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.Clifford, N.,1953,Commercial Hardwoods - Their Characteristics Identification and,Utilization,Sir Isaac Pitman & Sons Ltd. LondonDickinson, F.E.,1949,Properties and Uses of Tropical Woods 1,Tropical Woods,13(95,pp1-140Erfurth, T., Rusche, H.,1976,The Marketing of Tropical Wood B. Wood Species from S. American Tropical,Moist Forests,F.A.O. Forestry DepartmentFanshawe, D.B.,1954,Forest Products of British Guiana Part 1 Principal Timbers,Forest Department British Guiana Forestry Bulletin (New Series 2nd,Edition,No.1Flores Rodriguez, L.J.,1969,Description Caracteristicas y usos de 25 Maderas tropicales,Mexicanas,Camera Nacional de la Industria de la Construccion Serie Maderas de MexicoForest Products Research Laboratory, U.K.,1945,A Handbook of Empire Timbers,Department of Scientific and Industrial Research Forest Products ResearchForest Products Research Laboratory, U.K.,1967,The Steam Bending Properties of various timbers,Forest Products Research Laboratory, Princes Risborough, Leaflet,No.45Forest Products Research Laboratory, U.K.,1969,The Movement of Timbers,Forest Products Research Laboratory, Princes Risborough Technical Note,No.38France - C.T.F.T.,1973,Investigations and Tests carried out on Tropical Timber by several,Research Laboratories,CTFTHighley, T.L., Scheffer, T.C.,1970,Natural Decay Resistance of 30 Peruvian Woods,U.S.A. Agriculture Department, Forest Service, Forest Products Laboratory,,Madison Research Paper,No.143I.U.F.R.O.,1973,Veneer Species of the World,Assembled at F.P.L. Madison on behalf of I.U.F.R.O. Working Party on,Slicing and Veneer CuttingKribs, D.A.,1950,Commercial and Foreign Woods on the American Market (a manual to their,structure, identification, uses and distribution,U.S.A. Penn. State College, Tropical Woods LaboratoryLamb, A.F.A., Wangaard, F.F.,1950,The Gluing Properties of certain Tropical American Woods,Yale Univ. School of Forestry Technical Report,4Lavers, G.M. 1966. The Strength Properties of Timbers. Forest Products Research Bulletin, No. 50. Ministry of Technology, Her Majesty's Stationery Office, London.Lavers, G.M.,1983,The Strength Properties of Timber (3rd ed. revised Moore G.L.,Forest Products Research Laboratory, Princes Risborough, Building Research,Establishment Report (formerly Bulletin No.50)Lincoln, W.A. 1986. World Woods in Color. Linden Publishing Co. Inc., Fresno, California.Little, E.L.,1948,A Collection of Tree Specimens from Western Ecuador,Caribbean Forester,9(3,pp215-98Longwood, F.R.,1962,Commercial Timbers of the Caribbean,U.S.A. Department of Agriculture, Agriculture Handbook,No.207Marshall, R.C.,1934,Trees of Trinidad and Tobago,Government Printer Port of Spain TrinidadMarshall, R.C.,1939,Silviculture of the trees of Trinidad and Tobago - British West Indies,O.U.P.,LondonPerpetua Hardwoods.Sea Star Trading Co. - Purveyors of Fine Wood.Newport, Oregon.Personal Communication, 1993.Polak, A.M.,1992,Major Timber Trees of Guyana A Field Guide,The Tropenbos Foundation Wageningen, The NetherlandsRecord, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University PressRecord, S.J.,1927,Trees of Honduras,Tropical Woods,10, pp10-47Scheffer, T.C., Duncan, C.G.,1947,The Decay Resistance of certain Central American and Ecuadorian Woods,Tropical Woods,12(92, PP1-24Smith, D.N.,1959,The Natural Durability of Timber,Forest Products Research Laboratory, Princes Risborough, Building Research,Establishment Record,No.30Takahashi, A.,1975,Compilation of data on the Mechanical Properties of Foreign Woods (Part 2,Central and South America,Shimane University, Japan, Research Report on Foreign Wood No.4Tim Mahoney. Handloggers Hardwood Lumber, Larkspur, California.Personal Communication, 1993.Timber Development Association Ltd.,1948,Notes on Ecuadorian Timbers,TRADA, Timber Information,35,pp5Volkart, C.,1965,Recopilacion dedatos sobre propiedacies y usos maderos del Bosque Tropical,de las Costa Atlantica de Nicaragua,Turrialba,15(1, pp43-57Wangaard, F.F., and A.F. Muschler. 1952. Tropical Woods - Properties and Uses of Tropical Woods, Volume III, No. 98. School of Forestry, Yale University, New Haven, Connecticut.Wangaard, F.F., Muschler, A.F.,1952,Properties and Uses of Tropical Woods 3,Tropical Woods,14(98, pp1-190Wangaard, F.F.,1951,The Physical Properties of Tropical Woods,F.A.O. For. & For. Prod. Studies Series No.3 Tropical Woods and Ag.,Residues as sources of pulp,pp10-16Wolcott, G.N.,1950,An Index to the Termite Resistance of Woods,Agricultural Experimental Station, University of Puerto Rico Bulletin,No.85Woods, R.P.,1949,Timbers of South America,TRADA, Red Booklet Series
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