Method for preparing magic color crystallite ultra-large particle polishing brick

The invention discloses a preparation method of glittering microcrystal polished tile with super large particles. The tile comprises porcelain tile green body and particle decoration layer. The invention is characterized in that: the particle decoration layer comprises large particles with diameter of 30mm-80mm, medium particles with diameter of 10mm-30mm and small particles with diameter less than 10mm. The specific technique comprises the following steps: (1) large, medium or small crystalline particles are prepared; (2) blank is prepared; (3) crystalline frit is prepared; (4) the crystalline particles, blank and crystalline frit are combined, mixed and press molded; (5) drying, sintering, edging, polishing, antifouling treatment and separation test are carried out. The porcelain tile prepared by the technique has the advantages of simple technique, low cost, various and rich colors, similarity to jade, etc.