Lithium China Stone, Lithium porcelain stone SiO2: 64-70%, Al2O3:17-22% ,Li2O:1.4-2. ... :0.5-4.5%, P2O5:0.1-1.2 Lithium China Stone, Lithium porcelain stoneSiO2: 64-70% Al2O3:17-22% Li2O:1 ... stable quality of the lithium chinastone makes it unique in China and one of the best ceramic and glass materials.As ... ,reduce the water absorption and improved the tile strength. Lithium China Stone, Lithium porcelain ...