Characteristics and Mechanical Mechanism of In Situ Unloading Damage and Core Discing in Deep Rock Mass of Metal Mine

Table 3

Simulation scheme design.

Scheme	(MPa)	(MPa)	Tensile strength (MPa)	Friction angle (degree)	Cohesion (MPa)	Young’s modulus (GPa)
1	38	28	7	33	30	27
2	46	32	7	33	30	27
3	66	45	10	37	30	27
4	66	45	10	37	50	27
5	66	45	15	37	50	27