Physical and Rheological Properties of Asphalt Binder Modified with Recycled Fibers

Table 1

Physical properties of asphalt binder.

Asphalt properties	Specification	80–100	60–70	PG76
Penetration (25°C, 100 gm, 5 sec.) (0.1 mm)	ASTM D5	85	63.0	32.5
Softening point (ring and ball) (°C)	ASTM D36	46.0	48.6	74.5
Viscosity at 135°C (cP)	ASTM D4402	298.6	385.1	1542.6
Ductility (25°C, 5 cm/min).	ASTM D113	>100	>100	>100
Specific gravity at 25°C (g/ )	ASTM D70	1.037	1.04	1.03