The partial silicic acid alkaline ball is a new filter material made by grinding, ball milling, sieving, shaping and firing at high temperature. It has excellent resistance to friction and impact. Its PH value is 8 ~ 10, whiteness is excellent, whiteness is above 95, it is rich in potassium, sodium, calcium, magnesium and other micronutrient and metasilicate elements, it can play the role of filtering, inhibiting bacteria, adjusting the PH value of water and mineralization in the process of water treatment, the purified water contains more calcium, magnesium, potassium, sodium, metasilicate and other beneficial minerals. The product has the characteristics of long service life and no precipitate precipitation, so it is an alkaline water treatment product with good appearance whiteness, good ph regulation performance, metasilicate element and advanced performance index. Its big advantage element is rich, have stronger lasting sex, improve the mouthfeel of water quality.