The preparation process for preparing the high-permeability zirconia material for dental use according to claim 1, characterized in that it comprises the following steps: firstly weighing the tetragonal zirconia polycrystalline powder and the fully stabilized zirconia powder according to the above-mentioned mole percentage, and The weighed mixture of tetragonal zirconia polycrystalline powder and fully stabilized zirconia powder is poured into a mortar, and the mixture is thoroughly ground and mixed, and the mixed powder is pressed under a pressure of 100 MPa.
The ceramic block is pre-sintered, and the pre-sintered ceramic block is processed as required, and finally put into a box-type high-temperature resistance furnace for sintering to obtain a finished product.
