Balsa is a wood-based material.

Material Properties

Compressive (Crushing) Strength7.0 MPa (1.0 x 103 psi)

Density0.13 g/cm3 (8.1 lb/ft3)

Dielectric Strength (Breakdown Potential)4.9 kV/mm (0.19 V/mil)

Elastic (Young's, Tensile) Modulus3.0 GPa (0.44 x 106 psi)

Elongation at Break1.2 %

Poisson's Ratio0.38

Shear Modulus0.23 GPa (0.033 x 106 psi)

Specific Heat Capacity1700 J/kg-K

Strength to Weight Ratio110 kN-m/kg

Tensile Strength: Ultimate (UTS)14 MPa (2.0 x 103 psi)

Thermal Conductivity0.1 W/m-K

Thermal Diffusivity0.45 m2/s

Thermal Expansion6.5 µm/m-K

The length of each bar compares the given value to the highest value in the database.

Further Reading

Wood Handbook: Wood as an Engineering Material, Forest Products Laboratory, USDA Forest Service, 1999