Effect of Warm-Mix Agent EC-120 on Performance of Asphalt Binder and Its Microscopic Mechanism

Table 2

Technical index of SBS I-D modified asphalt.

Technical index	Unit	Results	Specification
Penetration (25°C, 5 s, 100 g)	0.1 mm	53.9	30–60
Softening point	°C	83.4	≥70
Ductility @5°C	cm	35.0	≥25
Relative density @25°C		1.027	Measured
After TFOT
Mass changes	%	−0.422	±1.0
Residual penetration ratio (25°C, 5 s, 100 g)	%	70.1	≥65
Residual ductility (5°C, 5 cm/min)	cm	28.4	≥15