Table 4 Material parameters of the stemming plug.

From: Research on the mechanism and application of wedge cutting blasting with hole-inner delay

ρs (kg m-3)

Es (MPa)

Poisson ratio

Cohesion (MPa)

φ (rad)

1850

20.0

0.28

0.18

0.56

  1. ρs is the desity. Es is the shear modulus. φ is the friction angle.