Applying Feasibility Investigation of Resin Modifying Agent in Asphalt Pavement Materials

Table 1

Technical properties of 70# asphalt.

Technical indices (SK70# asphalt)		Value	Specification
Softening point/°C		49.2	>43
Penetration (25°C, 100 g, 5 s)/0.1 mm		70.3	60∼80
Ductility (10°C)/cm		26.5	>15
Brookfield viscosity (135°C)/mPa·s		504	-
Thin film oven test	Residual penetration ratio (%)	59.03	≥54
	Softening point increment (°C)	5.7	-
	Residual ductility (cm)	7.4	≥4