High wear resistance in-glaze decoration ceramic brick and preparation method thereof

The present invention relates to a high wear resistance in-glaze decoration ceramic brick and a preparation method thereof. The high wear resistance in-glaze decoration ceramic brick comprises a billet body with printed patterns and a transparent glaze layer obtained by firing on the billet body with the printed patterns, wherein the transparent glaze layer comprises a transparent base glaze and high wear resistance transparent frit particles wrapped by the transparent base glaze, the fineness of the high wear resistance transparent frit particles is 130-180 mesh, and the high wear resistance transparent frit particles comprise 52-58 wt% SiO2, 25-30 wt% of Al2O3, 8-15 wt% of CaO, 0.2-0.5 wt% of MgO, 1-3 wt% of K2O, 0.5-2 wt% of Na2O, and 1-5 wt% of ZnO.