Place of Origin
Henan, China
Refractoriness (Degree)
Common (1580°< Refractoriness< 1770°)
Processing Service
Cutting
Code
GL-48 GL-55 GL-65 GL-75
Refractoriness under load (0.2MPa) ℃
1450 1480 1500 1520
Apparent porosity max %
18 19
Cold crushing strength Mpa min
49.0 58.8 70.0
Application
used in every part of blast furnace
Raw material
mullite and corundum phases
Advantage
high-temperature physical properties and chemical corrosion resistance