A method for obtaining a permanent ceramic magnet comprising • hard magnetic particles in the form of platelets of ferrite or hexaferrite composition of formula MFe 12 O 19, wherein M is a divalent alkaline earth metal selected from Sr +2, Ba +2 and any of the combinations thereof, and wherein said magnetic particles have a bimodal particle size distribution with a first particle size between 100 nm and 500 nm and a second particle size between 1 μm and 5 μm, characterised in that it comprises the following steps: a) mixing homogeneously • hard magnetic particles of ferrite or hexaferrite composition of formula MFe 12 O 19, wherein M is a divalent alkaline earth metal selected from Sr +2, Ba +2 and any of the combinations thereof, with particle size between 101 nm and 10 μm, • and an organic solvent; wherein the percentage of organic solvent ranges from 5 % to 50 % by weight with respect to the total weight of the mixture, b) compacting the homogeneous mixture obtained in step (a) at a uniaxial pressure of between 5 MPa and 360 MPa for a period of time between 6 s and 5 min; c) heating the product obtained in step b) under uniaxial pressure between 20 MPa and 5000 MPa at a temperature between 120 °C and 300 °C, and for a period of time between 30 min and 4 h; d) cooling the product from step (c) until reaching a temperature between 80 and 120 °C to facilitate the extraction of the compacts, and subsequent cooling to room temperature between 18 °C and 0 °C; and e) sintering the product from step (d) at a temperature between 1000 °C and 1150 °C in the presence of an air atmosphere. • hard magnetic particles in the form of platelets of ferrite or hexaferrite composition of formula MFe 12 O 19, wherein M is a divalent alkaline earth metal selected from Sr +2, Ba +2 and any of the combinations thereof, and wherein said magnetic particles have a bimodal particle size distribution with a first particle size between 100 nm and 500 nm and a second particle size between 1 μm and 5 μm, a) mixing homogeneously • hard magnetic particles of ferrite or hexaferrite composition of formula MFe 12 O 19, wherein M is a divalent alkaline earth metal selected from Sr +2, Ba +2 and any of the combinations thereof, with particle size between 101 nm and 10 μm, • and an organic solvent; wherein the percentage of organic solvent ranges from 5 % to 50 % by weight with respect to the total weight of the mixture, • hard magnetic particles of ferrite or hexaferrite composition of formula MFe 12 O 19, wherein M is a divalent alkaline earth metal selected from Sr +2, Ba +2 and any of the combinations thereof, with particle size between 101 nm and 10 μm, • and an organic solvent; b) compacting the homogeneous mixture obtained in step (a) at a uniaxial pressure of between 5 MPa and 360 MPa for a period of time between 6 s and 5 min; c) heating the product obtained in step b) under uniaxial pressure between 20 MPa and 5000 MPa at a temperature between 120 °C and 300 °C, and for a period of time between 30 min and 4 h; d) cooling the product from step (c) until reaching a temperature between 80 and 120 °C to facilitate the extraction of the compacts, and subsequent cooling to room temperature between 18 °C and 0 °C;