Research on the Seam Formation Mechanism of Elliptical Bipolar Linear Directional Blasting Based on the SPH-FEM Coupling Method

Table 3

Parameters of PVC [27].

ρ (g/cm^3)	E (GPa)	Etan (GPa)	σc (MPa)	µ
1.43	3.59	1.08	61.7	0.32