Study on Freezing-Thawing Failure Process of Natural Damage Sandstone Based on Cellular Automata

Table 3

Physical parameters of sandstone under different freeze-thaw cycles.

Number of freeze-thaw cycles	Elastic modulus (GPa)	Poisson’s ratio	Density ρ (kg·m^-3)
0	1.66	0.2631	2660
5	1.35	0.2682	2630
10	1.11	0.2710	2590
20	1.01	0.2789	2610
30	0.93	0.2786	2600