CUMILAG 26

USER INDUSTRIES

i Ceramic, Metallurgical
i Carbon black
i Fertiliser
i Iron & Steel
i Power generation

APPLICATIONS

i High temperature kiln hot face & backup lining
i Back up lining
i Primary reformer and hydrogen transfer lines back up,Secondary reformer cold face
i Blast furnace stoves
i 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 26

Physical PropertiesUNITLimit ValueTypical Value
Maximum Hot Face Temperature°C14001400
Bulk Densitygm/cc0.90 max.0.86
Cold Crushing StrengthKg/cm215 min.18
Reheat Change (For 24 hrs.)%-0.7max.at1350°C-0.2at1350°C
Thermal Conductivity
At 400 C Hot Face Temp.0.28 max.0.17
At 600 C Hot Face Temp.W/m K0.30 max.0.23
At 800 C Hot Face Temp.0.42 max.0.31
At 1000 C Hot Face Temp.0.50 max.0.35
At 1200 C Hot Face Temp.0.55 max.0.38
Chemical Analysis
Al2O355.0 min.51.34
SiO2%40.0 min.39.15
Fe2O31.0 max.0.80
Recommended Laying MortarsCUMIBOND LK FX

AVAILABILITY & PACKAGING

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