TECHNICAL DATA
Exclusive Data Sheets - Lesser Known Tropical Timber Species
Pilon Rosado
Common Name(s): Pilon Rosado, Fruta de Pava, Cozoiba (Veillon 1994).
Scientific Name Synonimy: Pera arbórea Baill. / P. ferrugínea (Schott) Mull. / Peridium Ferruginium Schott / P. glabratum Schott
Distribution: Brazil, Venezuela and Guyanas
Tree Size: 100-150 ft (30-50 m) tall, 3-5 ft (1 – 1.5 m) trunk diameter
Average Dried Weight: 670 kg/m3
Specific Gravity (Basic, 12% MC): .67
Janka Hardness: 1,436 lbf
Modulus of Rupture: 14,836 lbf/in2
Elastic Modulus: 2,113,000 lbf/in2
Crushing Strength: 7,454 lbf/in2
Shrinkage: Radial: 3.9%, Tangential: 6.6%, Volumetric: 10.1%, T/R Ratio: 1.7
Macroscopic characteristics:
Light yellowish wood (10YR 6/4) to pale brown (10YR 6/3), with no transition between sapwood and heartwood.
Indistinct smell and taste.
Low to medium luster.
Medium texture.
Straight to sloping grain.
Moderately hard and heavy.
Josefino
Common Name(s): Josefino
Botanical Name Synonimy: Stryphnodendron purpureum Ducke / Stryphnodendron guianensis.
Distribution: Brazil, Venezuela and Guyanas
Tree Size: 100-130 ft (30-40 m) tall, 2-4 ft (.6-1.2 m) trunk diameter
Average Dried Weight: 580 kg/m3
Specific Gravity (Basic, 12% MC): .58
Janka Hardness: 1,243 lbf
Modulus of Rupture: 12,840 lbf/in2
Elastic Modulus: 1,900,000 lbf/in2
Crushing Strength: 6,600 lbf/in2
Shrinkage: Radial: 4.9%, Tangential: 7.5%, Volumetric: 11.4%, T/R Ratio: 1.5
Macroscopic characteristics: Light yellowish wood (10YR 6/4) to pale brown (10YR 6/3), with no transition between sapwood and heartwood.
Indistinct smell and taste.
Low to medium luster.
Medium texture.
Straight to sloping grain.
Soft and light to moderate hard and heavy.
Masaguaro
Common Name(s): Brusquillo, Masaguaro (Veillon 1994).
Scientific Name Synonimy: Stryphnodendron polystachyum / Piptadenia polystachya Miq./ Piptadenia tocantina Ducke
Distribution: Brazil, Venezuela and Guyanas
Tree Size: 100-130 ft (30-40 m) tall, 2-4 ft (.6-1.2 m) trunk diameter
Average Dried Weight: 520 kg/m3
Specific Gravity (Basic, 12% MC): .52
Janka Hardness: 1,140 lbf
Modulus of Rupture: 11,550 lbf/in2
Elastic Modulus: 1,660,000 lbf/in2
Crushing Strength: 5,900 lbf/in2
Shrinkage: Radial: 5.5%, Tangential: 7.3%, Volumetric: 12.1%, T/R Ratio: 1.3
Macroscopic characteristics: wood with pink sapwood (5YR 8/3) and light reddish brown heartwood (5YR 6/3), abrupt transition between sapwood and heartwood.
Non-distinctive smell and taste.
High to medium luster.
Grain straight to crisscross.
Medium texture.
Soft and light to moderate hard and heavy.
Data Links for Wood Species Research
International Tropical Timber Organization
The Wood Data Base
Lesser Known Timber Species
Tropix 7 - CIRAD
Technical Data of Recycling Products
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