Sample

Rubber content (wt%)

Sand substitution by rubber

SR*

R*

Fracture stress (MPa)

Strain** (%)

Maximum Fracture Stress (MPa)

Fracture stress (MPa)

Strain** (%)

Maximum Fracture Stress (MPa)

M (0)

0

6.10

0.256

12.24

2.02

0.0473

8.06

M (5)

5

4.20

0.255

8.01

2.33

0.040

8.87

M (10)

10

4.46

0.183

6.45

1.460

0.256

8.17

M (20)

20

0.94

0.138

5.73

0.469

0.117

4.47