Road Performance of Calcium Sulfate Whisker and Polyester Fiber Composite-Modified Asphalt Mixture

Table 5

Optimum bitumie-aggregate ratio with different modifiers.

Samples name	Calcium sulfate whisker (‰)	Polyester fiber (‰)	Bitumie-aggregate ratio (%)
Control sample	0	0	4.9
C1.5P1	1.5	1	5
C1.5P2	1.5	2	5.2
C1.5P3	1.5	3	5.5
C2P1	2	1	5.1
C2P2	2	2	5.3
C2P3	2	3	5.5
C2.5P1	2.5	1	5.3
C2.5P2	2.5	2	5.3
C2.5P3	2.5	3	5.6

C : calcium sulfate whisker; P: polyester fiber.