Waste rubber powder

Unmodified

KH560 modified

NaOH modified

PVA

modified

MHEC

modified

TEOS Hybrid modified

28 d flexural strength/MPa

6.00

6.60

6.90

5.79

5.33

7.70

28 d compressive strength/MPa

33.10

37.01

34.59

31.74

22.57

43.59