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Low Cement Castable

Low-cement Castable

Low Cement Castable

Al2O3: ≥45%-92%;

Bulk Density: 2.3-3g/cm³;

Cold Crushing Strength: 72-85MPa;

Max Service Temperature: 1450-1700℃;

Technical Data

Item/GradeClayHigh AluminaCorundum
ω (Al2O3) ≥/%457592
ω (SiO2) ≥/%50125
ω (CaO)
Bulk Density(g/cm3)2.32.63
Cold Crushing Strength/Mpa727585
Permanent Linear Change/±%
Max Service Temperature/℃145016001700
Water Needed/%6.0-6.56.0-6.54.0-5.0

Applications of Low Cement Castable

Suitable for linings of various heat treatment furnaces, heating furnaces, shaft kilns, rotary kilns, electric furnace covers, blast furnace tapholes, etc.