Dynamic Splitting Behavior and the Constitutive Relationship of Frozen Sandstone Containing a Single Fissure

Table 2

Constitutive parameters.

Sample number	(GPa)	(%)		(10^−3)	n
−5°C/0°	3.307	0.201	1.7	1.52	0.5
−5°C/30°	2.852	0.400	1.1
−5°C/60°	2.742	0.374	1.0
−5°C/90°	3.541	0.239	1.5
−10°C/0°	0.713	0.906	1.8
−10°C/30°	0.922	0.755	1.6
−10°C/60°	0.726	0.716	2.8
−10°C/90°	2.022	0.521	0.9
−15°C/0°	3.853	0.244	1.1	1.52	0.5
−15°C/30°	3.968	0.181	1.6
−15°C/60°	6.551	0.108	1.5
−15°C/90°	3.396	0.154	2.4
−20°C/0°	3.105	0.199	1.7
−20°C/30°	12.95	0.094	0.8
−20°C/60°	5.553	0.130	1.5
−20°C/90°	7.689	0.076	1.0