Table 1: Physical properties of asphalt binder.

Test	Nanosilica (%)
	0	1	2	3	4	5
Softening Point	52.3	58.9	60.3	62.4	63.4	60.0
Penetration	65.0	43.5	41.1	33.3	29.1	30.7
Penetration Index	+0.1	+0.4	+0.8	+0.6	+0.5	0
Ductility	140.0	129.0	85.5	70.2	51.7	46.3
Storage Stability	0	0.2	0.2	0.2	0.3	0.5