Shock and Vibration / 2019 / Article / Tab 2

Research Article

Destress Blasting of Rock Mass: Multiscale Modelling and Simulation

Table 2

Material properties for JH-2 material for dolomite.

ConstantValueUnit

Density, ρr2840.0kg/m3
Young’s modulus, E77320MPa
Bulk modulus, K150287MPa
Shear modulus, G31084MPa
Poisson’s ratio, ν0.24
Hugoniot elastic limit, HEL2500MPa
HEL pressure, PHEL1440MPa
Maximum tensile strength, T30.23MPa
Intact strength coefficient, A0.73
Fractured strength coefficient, B0.56
Strain rate coefficient, C0.026
Intact strength exponent, N0.57
Fractured strength exponent, M0.57
Bulk factor, β1
Damage coefficient, D10.001
Damage coefficient, D21.17
Pressure coefficient 2, K2−78000MPa
Pressure coefficient 3, K39400000MPa
Maximum normalized fracture strength, 0

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