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Brazilian cedar
Brazilian cedar (Cedrela fissilis)

Family: Meliaceae

Common names: Brazilian cedar, Cedrela, Cedrela americana, Cedro, Cedro amarello, Cedro aromatica, Cedro balata, Cedro branco, Cedro caopiuva, Cedro cheiroso, Cedro de Amazonas, Cedro de Castilla, Cedro grenadine, Cedro misionero, Cedro real, Cedro rosa, Cedro vermelho, Cigar box cedar, South American cedar, Spanish cedar

Distributed in: Argentina, Brazil, Ecuador, French Guiana, Guyana, Peru, Suriname (Latin America)

Common uses: Boat building (general), Boxes and crates, Cabinetmaking, Canoes, Flooring, Food containers, Fuelwood, Furniture, Joinery, Light construction, Musical instruments, Paneling, Particleboard, Plywood, Pulp/Paper products, Toys, Vats, Vehicle parts, Veneer

Environment profile: Vulnerable

Tree size: Trunk diameter is 100-150 cm

Colors: the heart isWhite, Yellowand the sapwoodWhite to yellow, Yellow.The grain isStraight, the textureMedium to coarseand the lusterMedium

Natural durability: Susceptible to insect attack, Very durable

Kiln Schedules: Drying (speed) is fast

Kiln Drying Rate: Naturally dries quickly

Drying Defects: Slight twist/warp, Splitting

Ease of Drying: Rapidly

Tree Identification: Bole/stem form is straight

Comments: General finishing qualities are rated as good

Blunting Effect: Moderate

Boring: Fair to good results

Carving: Fairly Easy to Very Easy

Cutting Resistance: Fairly Difficult to Very Difficult to saw

Gluing: Moderate gluing properties

Mortising: Fair to Good

Moulding: Fair to Good

Movement in Service: Fair to Good

Nailing: Holds nails well, Pre-Boring Recommended

Planing: Planes well, to a good finish

Resistance to Impregnation: Sapwood is permeable

Response to hand tools: Responds Readily

Veneering qualities: No steaming needed during bolt preparation., Suitable for slicing

Steam bending: Good

Screwing: Pre-boring recommended, Screwing yields good results; Turning: Fair to Good Results

Polishing: Good; Staining: Finish is generally good;

  • Numerical data Metric
  • Numerical data English
  • Strength properties
  • References
Item Green Dry Metric
Specific Gravity
Density 512 kg/m3
Bending Strength 429 674 kg/cm2
Crushing Strength 250 414 kg/cm2
Hardness kg
Impact Strength cm
Shearing Strength 93 kg/cm2
Stiffness 83 97 1000 kg/cm2
Tangential Shrinkage %
Radial Shrinkage 4 %
Weight 496 400 kg/m3
Maximum Load cm-kg/cm3
Toughness cm-kg
Static Bending kg/cm2
Item Green Dry English
Bending Strength 6111 9589 psi
Density 32 lbs/ft3
Maximum Crushing Strength 3560 5901 psi
Shearing Strength 1334 psi
Stiffness 1188 1383 1000 psi
Weight 31 25 lbs/ft3
Radial Shrinkage 4 %
Tangential Shrinkage 8 %

Max. crushing strength = medium
Density (dry weight) = 31-37 lbs/cu. ft.
Bending strength (MOR) = low
Shrinkage, Radial = small
Modulus of Elasticity (stiffness) = very low
Modulus of Elasticity (stiffness) = low
Shrinkage, Tangential = small
Shrinkage, Tangential = moderate
Shrinkage, Radial = moderate
Shearing strength (parallel to grain) = low
Shrinkage, Tangential = large
Shrinkage, Tangential = fairly large
Shrinkage, Radial = large
Shrinkage, Radial = fairly large
Shearing strength (parallel to grain) = very low
Max. crushing strength = low

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 ResearchBrown, W.H.,1978,Timbers of the World, No. 2 South America,TRADA, Red Booklet SeriesLittle, E.L.,1948,A Collection of Tree Specimens from Western Ecuador,Caribbean Forester,9(3,pp215-98Scheffer, T.C., Duncan, C.G.,1947,The Decay Resistance of certain Central American and Ecuadorian Woods,Tropical Woods,12(92, PP1-24Takahashi, 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,pp5
*Come interpretare i dati (manleva su eventuali imprecisioni)