Samples

Tensile Strength of Assembly Stone Samples

Before Artificial Aging

After Artificial Thermal Aging

After Artificial Salt Weathering

Average Value (Mpa/TS)

Change %

Average Value (Mpa/TS)

Change %

Average Value (Mpa/TS)

Change %

Pure epoxy

33.66

0.00

31.13

−7.50

32.01

−4.90

Clay/epoxy nanocomposites

42.76

+27.03

41.50

−2.94

42.10

−1.54

CaCO₃/epoxy nanocomposites

38.89

+15.53

36.88

−5.16

37.88

−2.59

SiO₂/epoxy nanocomposites

35.32

+4.93

33.11

−6.25

34.09

−3. 48