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Blunting Effect
Boring
Carving
Comments
Common Names
Common Uses
Countries of Distribution
Distribution Overview
Drying Defects
Ease of Drying
Environmental Profile
Family Name
Gluing
Grain
Heartwood Color
Light-Induced Color Change
Luster
Mortising
Moulding
Nailing
Natural Durability
Numerical Data
Odor
Planing
Polishing
Product Sources
References
Regions of Distribution
Response to Hand Tools
Routing & Recessing
Sapwood Color
Scientific Name
Staining
Strength Properties
Texture
Toxicity
Trade Name
Tree Size
Turning

Scientific Name
Euxylophora paraensis

Trade Name
Pau amarello

Family Name
Rutaceae

Wood Image 1

Wood Image 1

Wood Image 1

Common Names
Amarello, Amarello vinhatico, Amarelo-cetim, Bois bresil, Boxwood, Brazilian boxwood, Brazilian satinwood, Canary wood, Cetim, Limao rana, Limao-rana, Muira-taua, Muirataua, Pao amarello, Pao setim, Para-amarello, Pau, Pau amarello, Pau setim, Pau-cetim, Pequia cetim, Pequia setim, Satean wood, Sateen wood, Satinwood, Vinhatico de espinho, Vinhatico de macaco

Regions of Distribution
Latin America

Countries of Distribution  [VIEW MAP]
Brazil

Common Uses
Boat building (general), Brush backs & handles, Brush backs & handles, Cabinetmaking, Carvings, Chairs, Chests, Concealed parts (Furniture), Desks, Dining-room furniture, Domestic flooring, Door, Dowell pins, Dowells, Drawer sides, Factory flooring, Fine furniture, Floor lamps, Flooring, Furniture , Furniture components, Furniture squares or stock, Furniture, Hatracks, Joinery, Kitchen cabinets, Light construction, Living-room suites, Office furniture, Paneling, Parquet flooring, Radio - stereo - TV cabinets, Railroad ties, Rustic furniture, Sporting Goods, Stools, Sub-flooring, Tables , Tool handles, Turnery, Utility furniture, Wardrobes

Environmental Profile
Vulnerable in parts of its natural habitat


Distribution Overview
Grows almost exclusively in dry land areas of Brazil's Para State, in the lower Amazon

Heartwood Color
Yellow to golden-yellow to orange
Brown


Sapwood Color
White to yellow


Grain
Straight
Wavy
Even
Interlocked
Closed
Figure
Weak (figure)

Generally straight, but not always
Wavy
Interlocked
Weak figure


Texture
Medium
Medium


Luster
Low
Lustrous
Pronounced
Highly lustrous


Natural Durability
Moderately durable
Resistant to attack from termites (Isoptera)
Non durable
Susceptible to attack from termites (Isoptera)
Susceptible to attack from powder post (Lyctid & Bostrychid) beetles
Resistant to attack from powder post (Lyctid & Bostrychid) beetles
Perishable
Moderately resistant to Marine Borer attack


Odor
No specific smell or taste


Light-Induced Color Change
Darker


Toxicity
Dermatitic effects


Drying Defects
Slight twist/warp
Slight surface checking


Ease of Drying
Easy


Tree Size
Tree height is 10-20 m
Tree height is 20-30 m
Tree height is 30-40 m
Trunk diameter is 100-150 cm


Product Sources
The ITTO reports that the species is a fairly important source of timber, and is frequently exported.

Timber produced by this species is labelled and marketed sometimes as Satinwood.

Comments
General finishing qualities are rated as good

Very similar to white oak, Shagbark hickory and Degame

Blunting Effect
Blunting effect on sawing dry wood is moderate
Blunting effect on machining is moderate


Boring
Sharp tools are required
Difficult


Carving
Interlocking grain
Fairly difficult to carve


Gluing
Satisfactory gluing properties


Mortising
Growth rings fairly distinct


Moulding
Difficult to mould


Nailing
Very Good to Excellent Results
Fair to Good Results
Difficult to nail


Planing
Easy to plane

The material is fairly difficult to plane.

Response to Hand Tools
Easy to Work
Moderate working qualities
Difficult to machine
Easy to machine


Routing & Recessing
Characteristic are rated as fair


Turning
Turning properties are fair


Polishing
Satisfactory results


Staining
Finish is generally satisfactory


Strength Properties
Max. crushing strength = high
Hardness (side grain) = medium
Shrinkage, Radial = fairly large
Density (dry weight) = 46-52 lbs/cu. ft.
Bending strength (MOR) = medium
Shrinkage, Tangential = moderate
Bending strength (MOR) = high
Shrinkage, Volumetric = moderate
Shrinkage, Tangential = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = moderate
Density (dry weight) = 53-60
Shrinkage, Tangential = small


Numerical Data
ItemGreenDryEnglish
Bending Strength1231716980psi
Density50lbs/ft3
Hardness1756lbs
Maximum Crushing Strength67409599psi
Shearing Strength2150psi
Stiffness201622371000 psi
Work to Maximum Load1013inch-lbs/in3
Specific Gravity0.64
Weight4839lbs/ft3
Radial Shrinkage5%
Tangential Shrinkage7%
Volumetric Shrinkage11%
ItemGreenDryMetric
Bending Strength8651193kg/cm2
Density801kg/m3
Hardness796kg
Maximum Crushing Strength473674kg/cm2
Shearing Strength151kg/cm2
Stiffness1411571000 kg/cm2
Work to Maximum Load0.700.91cm-kg/cm3
Specific Gravity0.64
Weight769624kg/m3
Radial Shrinkage5%
Tangential Shrinkage7%

References
Almeida, D.G. de, Costa, J.R. da,1956,Madeiras do Brasil. (Timbers of Brazil.,Min. Ag. Servico de Economia Rural, Rio de Janeiro, Brazil,pp56

Berni, 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 Research

Bodig, J. and B. A. Jayne. 1982. Mechanics of Wood and Wood Composites. Van Nostrand Reinhold Company, New York.

Bolza, E.,1976,Timber and Health,Div. Building Res. C.S.I.R.O. Australia

Brazil-Ministerio do Interior,1979,Pesquisas e Informac†ces sobre especies florestais da Amazonia,Dept. de Recuros Naturais Centro de Tecnologia Madeireira

Brown, W.H.,1969,Properties and uses of Tropical hardwoods in the United Kingdom. Part 1,Nonstructural properties and uses.,Conference on Tropical hardwoods SC-5/TN-5, Syracuse University

Brown, W.H.,1978,Timbers of the World, No. 2 South America,TRADA, Red Booklet Series

Chichignoud, M., G. Deon, P. Detienne, B. Parant and P. Vantomme. 1990. Tropical Timber Atlas of Latin America. International Tropical Timber Organization (ITTO, Centre Technique Forestier Tropical, Division of CIRAD, 45 bis Avenue de la Belle Gabrielle, Nogent-sur-Marne, CEDEX, France.

Chudnoff, M.,1984,Tropical Timbers of the World,U.S.A. Department of Agriculture, Forest Service, Forest Products,Laboratory, Madison.

Clifford, N.,1957,Timber Identification for the Builder and Architect,Leonard Hill (Books) LTD. London

Constantine, Jr., A. J. 1959. Know Your Woods - A Complete Guide to Trees, Woods, and Veneers. Revised Edition. Revised by H.J. Hobbs. Charles Scribner's Sons, New York.

Ducke, A.,1943,The Most Important Woods of the Amazon Valley,Tropical Woods,12(74,pp1-15

Edmondson, C.H.,1949,Reaction of Woods from S.America and Caribbean areas to Marine Borers in,Hawaiian Waters,Caribbean Foresters,10(1,PP37-41

Erfurth, T., Rusche, H.,1976,The Marketing of Tropical Wood B. Wood Species from S. American Tropical,Moist Forests,F.A.O. Forestry Department

Kribs, 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 Laboratory

Kukachka, B.F.,1970,Properties of Imported Tropical Woods,Forest Research Paper FPL 125

Kynoch, W., Norton, N.A.,1938,Mechanical Properties of certain tropical woods chiefly from S. America,School of Forestry and Conservation, University of Michigan Bulletin,No.7

Loureiro, A.A., Freitas da Silva, M.,1968,Catalogo das Madeiras da Amazonia (2 vols,Min. do Ultramar Belem Brasil

Mainieri, C., Pereira, J.A.,1965,Madeiras do Brasil,Anuario Brasileiro de Economia Florestal,17(17,PP135-416

Mainieri, C.,1970,Madeiras Brasilieras,Sao Paulo Secretaria da Agricultra, Institulo Florestral

Record, S.J., Hess, R.W.,1943,Timbers of the New World,Yale University Press

Record, S.J., Mell, C.D.,1924,Timbers of Tropical America,Yale Univ. Press

Takahashi, 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.4

Wolcott, G.N.,1940,A List of the Woods arranged according to their resistance to the attack,of,the 'Polilla', the Dry-wood Termite of the West Indies, Cryptotermes,brevis Walker,Caribbean Forester,1(4,PP1-10

Wolcott, G.N.,1950,An Index to the Termite Resistance of Woods,Agricultural Experimental Station, University of Puerto Rico Bulletin,No.85

Wood, B., Calnan, D.,1976,Toxic Woods,British Journal of Dermat 94 Suppl. 13