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Journal of Infrastructure Preservation and Resilience

Table 5 Influence of shearing rate on the micro-morphologies of SBS in the mix

From: Micro-morphologies of SBS modifier at mortar transition zone in asphalt mixture with thin sections and fluorescence analysis

SBS adding ratio [wt%]

2%

7%

Shear rate [rpm]

2000

3500

5000

2000

3500

5000

Area ratio [%]

0.373

2.412

2.47

3.959

5.126

5.971

Box dimension

1.355

1.639

1.415

1.659

1.660

1.619

Area-weighted average axis ratio

1.608

1.732

1.851

2.171

1.823

2.124

Coefficient of variation in area-weighted average axis ratio

0.508

0.336

0.385

0.306

0.316

0.335

Average particle area [μm2]

6.408

11.648

6.096

15.452

15.191

27.685

Coefficient of variation in average particle area

1.470

2.264

1.576

3.034

1.666

2.500

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