내화도 (정도)
1770°< Refractoriness< 2000°
모델 번호
follow as customer's requirement
Refractoriness(°C)
≥1750-1790
Bulk Density (g/cm3)
2.2-2.3
Apparent porosity(%)
≤22-23
Cold crushing strength (Mpa)
≥39-54
Refractoriness under load(0.2MPa) (°C)
≥1420-1520
Reheating Linear Change
+0.1~ -0.4