... SiO2 54%,Brightness:95,1250MESH Longyan good quality OEM kaolin TECHNICAL DATAFEATURES AND USE Our product is made from natural high ... in ceramics, plastic, paper making, rubber industries and so on. TECHNICAL SPECIFICATION Physical & Chemical analysisLIMITSSiO253.02Fe2O30.42Al2O344.57TiO20.68K2O0.06CaO0.4MgO0 ...