China Good Performance Refractory Brick High Alumina Brick Fire Clay Brick, Find details about China Flint Clay, Calcined Fire Clay from Good Performance Refractory Brick High Alumina Brick Fire Clay Brick
Brand Properties | SK-40 | SK-38 | SK-37 | SK-36 | SK-35 | |
Refractoriness (SK) | 40 | 38 | 37 | 36 | 35 | |
Apparent Porosity (%) | 22 | 23 | 23 | 23 | 23 | |
Bulk Density (g/cm3) | 2.65 | 2.40 | 2.35 | 2.30 | 2.25 | |
Cold Crushing Strength(MPa) | 70 | 52 | 50 | 45 | 40 | |
Thermal Linear Expansion(%) @1000deg | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 | |
Permanent Linear Change(%) @1400degx2hrs | ±0.2 | ±0.3 | ±0.3 | ±0.3 | ±0.3 | |
Refractoriness under Load (ºC) @0.2MPa | 1,530 | 1,500 | 1,450 | 1,420 | 1,380 | |
Chemical Composition(%) | Al2O3 | 80 | 72 | 60 | 50 | 45 |
Fe2O3 | 1.8 | 2.0 | 2.0 | 2.0 | 2.0 |