General Administration of Quality Supervision,Inspection and Quarantine of the Peoples Republic of China and Standardization Administration of the Peoples Republic of China
This standard specifies the chemical analysis method of alumina-silica refractories.
The standard is applicable to the determination of loss on ignition (LOI); silicon oxide (SiO2); aluminum oxide (Al2O3); iron oxide (Fe2O3); titanium oxide (TiO2); calcium oxide (CaO); magnesium oxide (MgO); potassium oxide (K2O); sodium oxide (Na2O); manganese oxide (MnO); phosphorous oxide (P2O5); zirconium oxide (ZrO2); chromium oxide (Cr2O3) in magnesia-alumina oxide refracories