Wood Logs

Tree Size: 50-60 ft (15-18 m) tall, 2-3 ft (.6-1 m) trunk diameter
Average Dried Weight: 60 lbs/ft3 (955 kg/m3)
Specific Gravity (Basic, 12% MC): .82, .96
Janka Hardness: 3,080 lbf (13,700 N)
Modulus of Rupture: 22,930 lbf/in2 (158.1 MPa)
Elastic Modulus: 2,449,000 lbf/in2 (16.89 GPa)
Crushing Strength: 11,060 lbf/in2 (76.3 MPa)
Shrinkage: Radial: 8.3%, Tangential: 11.2%, Volumetric: 19.6%, T/R Ratio: 1.3

Color/Appearance: Heartwood is usually jet-black, with little to no variation or visible grain. Occasionally dark brown or grayish-brown streaks may be present.