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Map showing pressures between zirconia and ceramic (normal pressures) depending on the angle of load orientation α: (a) α = 0° pmax=251 MPa, pmin=-354 MPa, (b) α = 15° pmax=171 MPa, pmin=-186 MPa, (c) α = 30° pmax=199 MPa, pmin=-230 MPa, and (d) α = 45° pmax=233 MPa, pmin=-265 MPa.
