Failure Mechanism and Effect of Nozzle Parameters on Abrasive Water Jet Rock Breaking

Table 1

Constitutive parameters for the sandstone.

ρ0 (g∙cm^−3)	fc (MPa)	A	B	C	N	Smax	(σt) (MPa)	(τ) (MPa)
2.44	68	0.79	1.80	0.007	0.61	7	12	40