镁砖

MgO% (≥): 89-97.5
Bulk Density (g/cm³): 2.85-3.0
Refractoriness Under Load (℃): 1500-1700
Cold Crushing Strength (MPa): 45-60

熔融氧化镁砖

MgO Chemical composition :≥95 ％;
Apparent Porosity :≤18 ％;
Cold Crushing Strength :≥55 Mpa;
Thermal Stability 950℃ Wind cycles:≥15;

MgO%: 69-85
C%: 5-18
Bulk Density (g/cm³): 2.79-3.05
Cold Crushing Strength (MPa): 30-50

氧化镁铬砖

MgO%(≥)：45-65
Cr2O3%(≥)：8-16
表观孔隙率/%（≤）：19-21
冷压强度（兆帕）：20-35

氧化镁锆砖

MgO% ≥：70/75/80 ZrO2 %≥：8/10/13;
Apparent Porosity%≤：19;
Bulk Density (g/cm3)≥：2.95;
Refractoriness Under Load:≥1600 °C