Bitumen

AppearanceBlack or dark brown viscous liquid or solid
Density0.97 - 1.03 g/cm³
Viscosity (at 60°C)200 - 3000 cP (centipoise)
Penetration (25°C)30 - 100 dmm (decimillimeter)
Softening Point40 - 80°C
Flash Point230 - 300°C
Solubility in Carbon Disulfide99% (minimum)
Asphalt Content100% (pure bitumen)
Water ContentLess than 0.1%
Ductility (25°C)50 - 150 cm
Solubility in Toluene99% (minimum)