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Geofluids
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2020
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Article
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Tab 1
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Research Article
A Crack Propagation Control Study of Directional Hydraulic Fracturing Based on Hydraulic Slotting and a Nonuniform Pore Pressure Field
Table 1
Physical and mechanical properties of sandstone used in the numerical model.
Category
Density (kg/m
3
)
Tensile strength (MPa)
Compressive strength (MPa)
Poisson’s ratio
Elastic modulus (GPa)
Sandstone
2333
4.09
56.4 MPa
0.24
36 GPa