CUMILAG 30

USER INDUSTRIES

 Ceramic, Metallurgical
 Carbon black
 Fertiliser
 Iron & Steel
 Power generation

APPLICATIONS

 High temperature kiln hot face & backup lining
 Back up lining
 Primary reformer and hydrogen transfer lines back up,Secondary reformer cold face
 Blast furnace stoves
 High temperature air pre-heaters

DESCRIPTION

CUMILAG insulation exhibit unique combination of chemical, mechanical stability and insulating properties. They are suitable for applications at service temperatures ranging from 1250 C to 1850 C. They can be directly exposed to flame, and combustion products.

MAIN PROPERTIES

CUMILAG 30

Physical PropertiesUNITLimit ValueTypical Value
Maximum Hot Face Temperature°C16501650
Bulk Densitygm/cc1.05 max.1.12
Cold Crushing StrengthKg/cm245 min.50
Reheat Change (For 24 hrs.)%–0.4max.at1620°C-0.2at1620°C
Thermal Conductivity
At 400 C Hot Face Temp.0.65 max.0.60
At 600 C Hot Face Temp.W/m K0.65 max.0.60
At 800 C Hot Face Temp.0.65 max.0.55
At 1000 C Hot Face Temp.0.65 max.0.60
At 1200 C Hot Face Temp.0.65 max.0.60
Chemical Analysis
Al2O372.0 min.73.60
SiO2%26.0 max.25.45
Fe2O31.0 max.0.54
Recommended Laying MortarsCUMIBOND LM 36

AVAILABILITY & PACKAGING

 CUMILAG 23, 25, 26 : Calcined clay and Calcined Alumina based product