Jutahy (Dialium guianense)
Family: Leguminosae
Common names: Azedinha, Black tumbler, Cacho, Come negro, Comenegro, Cururu, Fria, Granadillo, Guach, Guapache, Guapaque, Hauso, Huitillo, Ipu, Ironwood, Itu, Jatai peba, Jatai-pelsa, Jataeba, Jetahy preta, Jitai-preto, Jutahy, Jutahy da varzea, Jutahy mirim, Jutahy peba, Jutahy poca, Jutahy pororoca, Jutahy rana, Jutai poca, Jutai-peba, Kebede, Kerandji, Keranji, Khleng, Kosito, Kralanh, Meko, Monkey apple, Ohiorme, Pague, Paleta, Paleto, Palo de lacandon, Paque, Paqui, Parajuba, Pau ferro, Porococa, Pororoa, Pororoca, Pulley wood, Quebra-machado, Sierra Leone tamarind, Slim, Solom, Tamarindo, Tamarindo de MontaTamarindo del monte, Tamarindo montero, Tamarindo prieto, Tamarindo sayvestle, Tumble tree, Velvet tamarind, Wapak, Whee-tee, Xoay
Distributed in: Belize, Brazil, Colombia, Guatemala, Mexico, Nicaragua, Panama, Peru (Central America, Latin America)
Distribution overview: From southern Mexico through Central America to the Peruvian Amazon and Bahia and Matto Grosso, Brazil, including Honduras, Guatemal, Nicaragua, Panama, Columbia and Venezuela. In parts of its range the tree is very common on well-drained clay soils or sandy soils.
Common uses: Agricultural implements, Boat building (general), Bridge beams, Bridge construction, Bridge joists, Building construction, Building materials, Cabin construction, Construction, Crossties, Domestic flooring, Door, Factory construction, Factory flooring, Flooring, Flooring: commercial heavy traffic, Flooring: industrial heavy traffic, Foundation posts, Fuelwood, Furniture, Handles: woodworking tools, Heavy construction, Ladders, Light construction, Marine construction, Mine timbers, Parquet flooring, Pile-driver cushions, Piling, Poles, Posts, Pulp/Paper products, Railroad ties, Roofing, Sporting Goods, Stakes, Structural work, Sub-flooring, Tool handles, Truck bodies, Turnery, Vats, Vehicle parts, Veneer: decorative, Wheel spokes
Environment profile: Status has not been officially assessed
Tree size: Tree height is 30-40 m
Colors: the heart isWhite, Yellow to golden-yellow to orangeand the sapwoodWhite, White to yellow.The grain isWeak figure, the textureUniformand the lusterLustrous
Natural durability: Resistant to decay, Very durable
Odor: No specific smell or taste
Silica Content: Silica content is 1%-2%
LightInduced Color Change: Darker
Kiln Schedules: Dry at a slow speed
Drying Defects: Splitting, Warping can be expected
Ease of Drying: Moderate
Tree Identification: Bole/stem form is buttressed
Comments: General finishing qualities are rated as good
Blunting Effect: Blunting effect on sawing green wood is severe
Boring: Fairly easy to very easy
Cutting Resistance: Easy to saw
Gluing: Easy to glue
Mortising: Fairly Easy to Very Easy
Moulding: Fairly Easy to Very Easy
Movement in Service: Fairly Easy to Very Easy
Nailing: Holds nails well, Poor to Very Poor
Planing: Very Good to Excellent
Resistance to Impregnation: Permeable sapwood
Response to hand tools: Moderate working qualities
Routing recessing: Fairly Easy to Very Easy
Screwing: Easy to screw, Screwing yields good results; Turning: Fairly Easy to Very Easy
Polishing: Satisfactory; Staining: Finish is generally satisfactory
; Varnishing: Good;
- Numerical data Metric
- Numerical data English
- Strength properties
- References
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 |
 |
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Item |
Green |
Dry |
Metric |
Specific Gravity |
0,79 |
|
|
Density |
|
961 |
kg/m3 |
Bending Strength |
1476 |
1964 |
kg/cm2 |
Crushing Strength |
731 |
1017 |
kg/cm2 |
Hardness |
|
1587 |
kg |
Impact Strength |
|
187 |
cm |
Shearing Strength |
|
122 |
kg/cm2 |
Stiffness |
174 |
206 |
1000 kg/cm2 |
Tangential Shrinkage |
9 |
|
% |
Radial Shrinkage |
5 |
|
% |
Weight |
945 |
753 |
kg/m3 |
Maximum Load |
|
|
cm-kg/cm3 |
Toughness |
|
|
cm-kg |
Static Bending |
|
|
kg/cm2 |
|
 |  |  |  | Item | Green | Dry | English | Bending Strength | 21006 | 27934 | psi | Density | | 60 | lbs/ft3 | Hardness | | 3500 | lbs | Impact Strength | | 74 | inches | Maximum Crushing Strength | 10400 | 14469 | psi | Shearing Strength | | 1742 | psi | Stiffness | 2475 | 2930 | 1000 psi | Specific Gravity | 0.79 | | | Weight | 59 | 47 | lbs/ft3 | Radial Shrinkage | 5 | | % | Tangential Shrinkage | 9 | | % | Volumetric Shrinkage | 13 | | % | |
Max. crushing strength = very high 0 Bending strength (MOR) = very high Shrinkage, Tangential = fairly large Shrinkage, Radial = fairly large Hardness (side grain) = very hard Shrinkage, Tangential = large Shrinkage, Radial = large Density (dry weight) =53-60 lbs/cu. ft. Density (dry weight) = 61-67 lbs/cu. ft Shrinkage, Volumetric = large Shrinkage, Volumetric = fairly large Modulus of Elasticity (stiffness) = very high Density (dry weight) = 67-75 lbs/cu. ft. Shearing strength (parallel to grain) = very low Density (dry weight) = 46-52 lbs/cu. ft. Toughness-Hammer drop (impact Strength) = very high Shearing strength (parallel to grain) = medium Shearing strength (parallel to grain) = low Shearing strength (paralell to grain) = very high Modulus of Elasticity (stiffness) = high Bending strength (MOR) = medium Bending strength (MOR) = high
Belize,1946,42 Secondary Hardwood Timbers of British Honduras,British Honduras Forest Department Bulletin,No.1Berni, 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 ResearchBolza, E., Keating, W.G.,1972,African Timbers - the Properties, Uses and Characteristics of 700 Species,C.S.I.R.O. Div. of Building ResearchBrazier, 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 RisboroughBrown, W.H.,1978,Timbers of the World, No. 2 South America,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.Falla Ramirez, A.,1971,Resultados de Estudios Fisico-Mechanicos de Algunas Maderas de la Serrania,de San Lucas. (Some timbers of the San Lucas mountain range.,Plegable Divulgativo, Div. Forestal, Inderena Colombia,pp6Falla 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.1Gotz, E.,1983,Timber trees of the Gambia,Stiftung Walderhaltung in Afrika and Bundesforschungsanstalt fur Forst-,und HolzwirtschaftMainieri, C.,1978,Fichas de Caracteristicas das Madeiras Brasileiras,Inst. Pesquisas TechnologicasPennington, T.D., Sarukhan, J.,1968,Manual para la Identificacion de campo de los Principales Arboles,Tropicales de Mexico,Inst. Nac. Inv. For. MexicoRecord, 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.,1927,Trees of Honduras,Tropical Woods,10, pp10-47Rizzini, C.T.,1978,Arvores e Madeiras Uteis do Brasil: Manual de Dendrologia Brasileira,Editora Edgard Blucher LTDA BrazilSao Paulo - Instituto de Pesquisas Tecnologicas,1971,Fichas de Caracteristicas das Madeiras Brasileiras: Jatai-Peba (Dialium,guianense,Inst. Pesq. Tec. Sao Paulo Brasil Serie: Estado do Espirito Santo RL/10,IPT/DIMAD/FC:10/1971Takahashi, 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.4Tropical Woods,1968,Madeiras Comercias Brasileiras,Inst. Pesq. Tec. Sao Paulo Brazil Publ.,857Villamil, F.G.,1971,Maderas Colombianas,Proexpo Colombia
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