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.
Technical Details
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
Product Details
| Physical Properties | UNIT | Limit Value | Typical Value |
|---|---|---|---|
| Maximum Hot Face Temperature | °C | 1800 | 1800 |
| Bulk Density | gm/cc | 1.45 max. | 1.40 |
| Cold Crushing Strength | Kg/cm2 | 90 min. | 130 |
| Reheat Change (For 24 hrs.) | % | +0.5max.at1650°C | +0.15at1650°C |
| Thermal Conductivity | |||
| At 400 C Hot Face Temp. | 1.60 max. | 1.37 | |
| At 600 C Hot Face Temp. | W/m K | 1.60 max. | 1.38 |
| At 800 C Hot Face Temp. | 1.50 max. | 1.32 | |
| At 1000 C Hot Face Temp. | 1.30 max. | 1.17 | |
| At 1200 C Hot Face Temp. | 1.30 max. | 1.14 | |
| Chemical Analysis | |||
| Al2O3 | 90.0 min. | 91.06 | |
| SiO2 | 9.0 max. | 8.29 | |
| Fe2O3 | 0.3 max. | 0.14 | |
| Recommended Laying Mortars | CUMIBOND LA 282 / LA 102 |