Studying the Properties of SBS/Rice Husk Ash-Modified Asphalt Binder and Mixture

Table 3

Technical indicators of fine aggregate and filler.

Technical indices	Test results	Requirement
Fine aggregate
Apparent relative density	2.621	≥2.5
Sand equivalent/%	70	≥60
<0.075 mm content/%	8.5	≤10
Filler
Apparent relative density	2.603	≥2.5
Hydrophilic coefficient	0.7	<1
Water content/%	0.33	≤1
<0.6 mm/%	100	100
<0.15 mm/%	94.6	90∼100
<0.075 mm/%	79.2	75∼100