蛇纹硬木

蛇纹硬木 苏里南

Brosimum guianense (syn. Piratinera guianensis)

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Data sheet

Average Dried Weight (kg/cbm) 1170 kg/m3 (73 lbs/ft3 )
Diameter (cm) Diameter of 15 to 25 centimeter
Grade AAA grade (inside and outside is speckled), AA grade and A grade (without speckles)
Length Standard logs are 1,5m, In case the diameter is wider, the length of the logs are shorter.
Hardness (lbf /N) 16900 N (3,800 lbf)
Applications Inlay, veneer, violin bows, Damascus knives, tool handles, and other small turned or specialty objects, etc

More info

Common Name(s): 蛇纹硬木 苏里南, Snakewood, Letterwood, Letterhout
Scientific Name: Brosimum guianense (syn. Piratinera guianensis)
Origin: Suriname, Guyana (Coastal regions of northeast South America)

Tree Size: 65-80 ft (20-25 m) tall, 6-12 in (15-30 cm) trunk diameter
Average Dried Weight: 73 lbs/ft3 (1,170 kg/m3)
Specific Gravity (Basic, 12% MC): .96, 1.17
Janka Hardness: 3,800 lbf (16,900 N)
Modulus of Rupture: 23,000 lbf/in2 (158.6 MPa)*
Elastic Modulus: 2,720,000 lbf/in2 (18.76 GPa)*
Crushing Strength: 11,800 lbf/in2 (81.4 MPa)*

*These are minimum values in the strength class; Snakewood’s strength values most likely exceeds those of Bloodwood. It is top 10 of hardest wood in the world.
Shrinkage: Radial: ~6%, Tangential: ~9%, Volumetric: ~15%, T/R Ratio: ~1.5

Commonly used: Inlay, veneer, Damascus knives, knife haft, musical instruments, violin bows, tool handles, and other small turned or specialty objects.

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