Advances in Materials Science and Engineering / 2016 / Article / Tab 2

Research Article

Investigation on the Combined Effect of Fibers and Cement on the Mechanical Performance of Foamed Bitumen Mixtures Containing 100% RAP

Table 2

Characteristics of bitumen.

Pen 25°C (dmm)R&B (°C)Viscosity @ 160°C (Pa s)Viscosity @ 135°C (Pa s)Foaming temperature (°C) (%)H- (s)

7546−1.40.1750.5001603142

: penetration index. : the ratio (by mass) of the flow rate of the water when foam bitumen is produced. Ratio. -Life.