Study of Impact Dynamic Characteristics and Damage Morphology of Layered Rock Mass

Table 4

Limestone HJC model parameters.

(kg·m^-3)	(GPa)
2300	10.093	0.55	1.23	0.0097	0.89
(MPa)	(MPa)	(MPa)		(GPa)
60	4	20	0.00125	2	0.174
		(GPa)	(GPa)	(GPa)
0.04	1.0	39	-223	550	0.04