Moisture Susceptibility of Sustainable Warm Mix Asphalt

Table 1

Physical properties of asphalt cement based on performance grade.

Binder	Parameters	Temperature measured	Measured parameters	Specification requirements, AASHTO M320-05
Original	Flash point (°C)	—	298	230°C, min
	Viscosity at 135°C (Pa s)	—	0.487	3 Pa s, max
	DSR, G/sin δ at 10 rad/s (kPa)	58	3.3522	1.00 kPa, min
		64	2.020
		70	0.889
RTFO aged	Mass loss (%)	—	0.654	1%, max
	DSR, G/sin δ at 10 rad/s (kPa)	58	4.1596	2.2 kPa, min
		64	3.1483
		70	1.9809
PAV aged	DSR, G/sin δ at 10 rad/s (kPa)	28	4684	5000 kPa, max
		25	6477
	BBR, creep stiffness (MPa)	−6	134.0	300 MPa, max