Description
Features
Light weight fireclay insulation brick has low price, good thermal insulation, excellent thermal shock resistance and volume stability.
Application
Light weight fireclay insulation brick is mainly used for lining of hot air stove.
Parameter
Item | PNG-1.3 | PNG-1.0 | PNG-0.8 | PNG-0.5 | PNG-0.3 |
---|---|---|---|---|---|
Al2O3, % | 42 | 42 | 42 | 40 | 40 |
Bulk density, g/cm3 | 1.3 | 1.0 | 0.8 | 0.5 | 0.3 |
Cold crushing strength, ≥MPa | 8 | 6 | 4 | 2 | 1 |
Permanent linear change, % Experimental Conditions | 1400 | 1350 | 1300 | 1200 | 1200 |
Thermal conductivity coefficient, W/(m·K) Average Temperature (350±25)℃ | 0.6 | 0.50 | 0.35 | 0.22 | 0.18 |