내화도 (정도)
Common (1580°< Refractoriness< 1770°)
Shape
Rectangle Or customzied
Raw material
Corudum-mullite,SiC composites,Cordierite
Permanent Linear Change
+0.1%~-0.4%
Themal shock resistance
≥50cycles
Cold crushing strength Mpa
≥45
Working Temperature
1200°C min
Usage
Viaduct Blocks,Support Blocks,Extruded Batt