Performance of Recycled Porous Hot Mix Asphalt with Gilsonite Additive

Table 3

Properties of Gilsonite HMA modifier grade [15].

Number	Properties	Values
1	Softening point (ASTM E28-92)	160–185°C
2	Ash (ASTM D-271-70 M)	≤1.0%; 2% maximum
3	Moisture (AGC method)	<0.5%; 1.0% maximum
4	Penetration (25°C, 100 gm, 5 sec.)	0
5	Flash point (COC)	316°C
6	Nitrogen	3%
7	Sulfur	0.3%
8	Specific gravity	1.06
9	Color in mass	Black