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ManwoodManwood
Manwood (Minquartia guianensis)

Family: Olacaceae

Common names: Acaiquara, Acapu, Acar-Huacapu, Acaricaara, Acaricoara, Acaricuara, Acarioba, Acariquara, Araciuba, Aralta, Arata minquar, Aratta, Black manwood, Bois agouti, Criollo, Guayacan, Guayacan pech, Guayacan pechiche, Huacapu, Incorruptible, Jewalidanni, Konhout, Konthout, Makka, Manu, Manwood, Mincoa, Mincouart, Minguar, Pachiche, Pechiche, Platano, Punte candado, Urari, Urodibe, Wanania

Distributed in: Bolivia, Brazil, Colombia, Columbia, Costa Rica, Ecuador, French Guiana, Guyana, Nicaragua, Panama, Peru, Suriname, Venezuela (Central America, Latin America)

Distribution overview: The species occurs in Central and South America, and extends from Nicaragua to Ecuador and eastward into the Guianas and Brazil.

Common uses: Boat building (general), Boat building: decking, Bridge construction, Charcoal, Construction, Crossties, Decks, Factory flooring, Flooring, Furniture, Heavy construction, Joinery, Light construction, Paneling, Piling, Poles, Posts, Railroad ties, Sporting Goods, Tool handles, Turnery, Utility poles, Vehicle parts, Veneer: decorative, Walking sticks

Environment profile: Status has not been officially assessed

Tree size: Trunk diameter is 100-150 cm

Colors: the heart isRed, Yellowand the sapwoodWhite to yellow, Yellow.The grain isWavy, the textureMediumand the lusterMedium

Natural durability: Very durable, Weathering properties are excellent

Odor: No specific smell or taste

Kiln Schedules: Dry at a slow speed

Kiln Drying Rate: Naturally dries slowly

Drying Defects: Slight twist/warp, Splitting

Ease of Drying: Thick Stock Requires Care

Tree Identification: Bole/stem form is not buttressed

Comments: General finishing qualities are rated as good Generally strong, hard, and heavy Used for crossties, utility poles, fence posts, and heavy construction

Blunting Effect: Moderate

Boring: Fairly difficult to very difficult

Carving: Fairly Difficult to Very Difficult

Cutting Resistance: Moderate to saw

Mortising: Fairly Difficult to Very Difficult

Moulding: Fairly Difficult to Very Difficult

Movement in Service: Fairly Difficult to Very Difficult

Nailing: Fairly Difficult to Very Difficult, Pre-Boring Recommended

Planing: Poor to Very Poor

Resistance to Impregnation: Resistant sapwood

Response to hand tools: Moderate working qualities

Routing recessing: Fairly Difficult to Very Difficult

Sanding: Good sanding finish

Veneering qualities: Veneers easily, Veneers moderately easy

Steam bending: Fair to Good Results

Screwing: Fairly Difficult to Very Difficult, Fairly Easy to Very Easy; Turning: Poor to Very Poor Results

Polishing: Satisfactory; Staining: Fair to Good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity 0,68 0,83
Density 881 kg/m3
Bending Strength 997 1485 kg/cm2
Crushing Strength 101 158 kg/cm2
Hardness 873 kg
Impact Strength 137 cm
Shearing Strength 62 kg/cm2
Stiffness 148 167 1000 kg/cm2
Tangential Shrinkage 8 %
Radial Shrinkage 5 %
Weight 865 673 kg/m3
Maximum Load 0,49 0,84 cm-kg/cm3
Toughness cm-kg
Static Bending 622 874 kg/cm2
Item Green Dry English
Bending Strength 14193 21135 psi
Crushing Strength 1450 2251. psi
Density 55 lbs/ft3
Hardness 1925 lbs
Impact Strength 54 inches
Maximum Crushing Strength 6835 10420 psi
Shearing Strength 882 psi
Static Bending 8859 12436 psi
Stiffness 2118 2376 1000 psi
Work to Maximum Load 7 12 inch-lbs/in3
Specific Gravity 0.68 0.83
Weight 54 42 lbs/ft3
Radial Shrinkage 5 %
Tangential Shrinkage 8 %
Volumetric Shrinkage 14 %

Shrinkage, Tangential = fairly large
Shrinkage, Radial = fairly large
Shearing strength (parallel to grain) = very low
Max. crushing strength = very high
Max. crushing strength = high
Hardness (side grain) = very hard
Hardness (side grain) = medium
Density (dry weight) = 53-60 lbs/cu. ft.
Density (dry weight) = 46-52 lbs/cu. ft.
Bending strength (MOR) = very high
Bending strength (MOR) = high
Shrinkage, Tangential = large
Modulus of Elasticity (stiffness) = high
Bending strength (MOR) = medium
Shrinkage, Radial = large
Modulus of Elasticity (stiffness) = medium
Max. crushing strength = medium
Density (dry weight) = 61-67 lbs/cu. ft.
Weight = very high
Shrinkage, Tangential = moderate
Resists denting and marring
Density = high
Compression strength (parallel to grain) = very high

Acosta-Solis, M.,1960,Maderas Economicas del Ecuador y sus Usos,Editorial Casa de la Culhra Ecuatoriana QuitoBerni, 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 ResearchErfurth, T., Rusche, H.,1976,The Marketing of Tropical Wood B. Wood Species from S. American Tropical,Moist Forests,F.A.O. Forestry DepartmentFalla Ramirez, A.,1971,Resultados de los estudios Fisico-Mecanicos de 41 especies Maderables de,la,region Carare-Opon. (Results of studies of the physical and mechanical,properties of 41 timber species of the Carare-Opon region.,Inst. de Desarrollo de los Recursos Naturales Renovables. Div. For.,Pleagble Divulgativo, Inderena Colombia,pp6Fanshawe, D.B.,1954,Forest Products of British Guiana Part 1 Principal Timbers,Forest Department British Guiana Forestry Bulletin (New Series 2nd,Edition,No.1Hoheisel, H., Karstedt, P.,1967,Identification of Ecuadorian Wood Sp. for possibilities of Utilization on,the basis of Technological Results,Institito Forestal Latino-Americana Merida VenezualaKribbs, D.A. 1959. Commercial Foreign Woods on the American Market. Buckhout Lab., Dept. of Botany, The Pennsylvania State University, University Park, Pennsylvania.Little, E.L.,1948,A Collection of Tree Specimens from Western Ecuador,Caribbean Forester,9(3,pp215-98Loureiro, A.A., Freitas da Silva, M.,1968,Catalogo das Madeiras da Amazonia (2 vols,Min. do Ultramar Belem BrasilRecord, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University PressRecord, S.J., Mell, C.D.,1924,Timbers of Tropical America,Yale Univ. PressRecord, S.J.,1938,The American Woods of the Orders Celastrales, Olacales and Santalales,Tropical Woods,7(53,pp11-38Scheffer, T.C., Duncan, C.G.,1947,The Decay Resistance of certain Central American and Ecuadorian Woods,Tropical Woods,12(92, PP1-24Surinam Forest Service,1952,Surinam Timber - A Summary with brief descriptions of the main timber,species of Surinam,Surinam Forest ServiceTakahashi, 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.4Timber Development Association Ltd.,1948,Notes on Ecuadorian Timbers,TRADA, Timber Information,35,pp5Tropical Woods,1926,The 'Manwood' (Minquartia guianensis) of Panama,Tropical Woods 1(8) pp10-11Villamil, F.G.,1971,Maderas Colombianas,Proexpo ColombiaVolkart, 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. Kochler and A. F. Muschler.1954. Properties and Uses of Tropical Woods IV, Tropical Woods, No. 99,Yale University Press, School of Forestry, New Haven, Connecticut.Wangaard, F.F., et al,1954,Properties and Uses of Tropical Woods 4,Tropical Woods,14(99, pp1-187
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