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Wood Properties: Balsa
Wood mechanical, physical, and thermal properties for 190+ hardwood and softwood species at green and 12% moisture content — including strength, stiffness, hardness, shrinkage, thermal conductivity, Poisson ratios, and elastic ratios from the USDA Wood Handbook
| species name | moisture content | category | compression parallel kPa (kPa) | elastic ratio ER EL (dimensionless) | elastic ratio ET EL (dimensionless) | elastic ratio GLR EL (dimensionless) | elastic ratio GLT EL (dimensionless) | elastic ratio GRT EL (dimensionless) | modulus of elasticity MPa (MPa) | modulus of rupture kPa (kPa) | origin | poisson LR (dimensionless) | poisson LT (dimensionless) | poisson RL (dimensionless) | poisson RT (dimensionless) | poisson TL (dimensionless) | poisson TR (dimensionless) | radial shrinkage pct (%) | shear parallel kPa (kPa) | specific gravity (dimensionless) | tangential shrinkage pct (%) | volumetric shrinkage pct (%) | work to max load kJ m3 (kJ/m3) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Balsa | 12% | Hardwood | 14,900 | 0.046 | 0.015 | 0.054 | 0.037 | 0.005 | 3,400 | 21,600 | Americas | 0.229 | 0.488 | 0.018 | 0.665 | 0.009 | 0.231 | 3 | 2,100 | 0.16 | 7.6 | 10.8 | 14 |
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