CUMILAG 23

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 23

Physical PropertiesUNITLimit ValueTypical Value
Maximum Hot Face Temperature°C12601260
Bulk Densitygm/cc0.60 max.0.55
Cold Crushing StrengthKg/cm210 min.0.55
Reheat Change (For 24 hrs.)%+/-1.5max.at1250°C-0.7at1250°C
Thermal Conductivity
At 400 C Hot Face Temp.0.20 max.0.14
At 600 C Hot Face Temp.W/m K0.25 max.0.17
At 800 C Hot Face Temp.0.30 max.0.24
At 1000 C Hot Face Temp.0.35 max.0.26
At 1200 C Hot Face Temp.0.40 max.0.30
Chemical Analysis
Al2O335.0 min.37.20
SiO2%45.10
Fe2O31.0 max.0.80
Recommended Laying MortarsCUMIBOND LK FX

AVAILABILITY & PACKAGING

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