Porcelain polished tile with 80-degree whiteness and mutton fat-like color and preparation method of porcelain polished tile

According to the porcelain polished tile with the whiteness of 80 degrees and the mutton fat-like color and a preparation method of the porcelain polished tile, the porcelain polished tile comprises agreen body, a glaze slip, a green body surface acidifier and a permeation enhancer. On the basis of not making a significant change in the production process of the existing ceramic osmotic polishedtile, the adjustment and optimization of the formula composition of the green body, the formula composition of the glaze slip, the formula composition of the green body surface acidifier, the formulacomposition of the permeation enhancer, the spraying dosage of the surface acidifier and the permeation enhancer and a kiln firing process are emphatically carried out, the ultra-white jade ceramic tile is developed through the innovation of carefully selecting high-white pure raw materials and new materials, and 75-degree white porcelain polished tiles which are hotly held in the world in the past are exceeded by the ultra