... K2O:3-4.5%, Na2O:0.5-4.5%, P2O5:0.1-1.2 Lithium China Stone, Lithium porcelain stoneSiO2 ... Na2O,and the better emulsivity for a small amount of P2O5 in content . Also, it is provided with the sound ... as Li2O,Na2O and K2O,and suitable amount of p2O5 and F and other components,it has the fine ... less harmful impurities like Fe2O3 and TiO2,together with the P2O5,it can form the [FeO6]3- structural group for ...