Physical, Rheological, And Microsurface Characteristics of High-Viscosity Binder Modified with WMA Agents

Table 1

Physical properties of 70# asphalt.

Properties		Measured value	Specification
Penetration (25°C, 0.1 mm)		62.2	ASTM D5
Ductility (15°C, cm)		137.8	ASTM D113
Softening point (R&B,°C)		47.2	ASTM D36
Density (15°C, g·cm^−3)		1.031	ASTM D70
Kinematic viscosity	(135°C, mPa·s)	368.3	ASTM D4402
	(175°C, mPa·s)	119.7	ASTM D4402
Absolute viscosity (60^°C, Pa·s)		285	ASTM D4402