China Luzhong Mljfh Refractory Bricks with Better Chemical Resistance and Insulation Effect, Find details about China Cement, Rotary from Luzhong Mljfh Refractory Bricks with Better Chemical Resistance and Insulation Effect
Chemical Composition | UNIT | Working layer | Insulation layer |
MgO | % | 85-87 | 67 |
Al2O3 | % | 9-11 | 1.8 |
SiO2 | % | 0.65 | / |
Fe2O3 | % | 0.6 | / |
CaO | % | 1.4 | / |
Physical Properties | UNIT | Working layer | Insulation layer |
Bulk Density | g/cm3 | 2.9-3.0 | 2.6 |
Apparent Porosity | % | 17 | 24 |
Thermal Shock Resistance - in air at 950 °C | cycle | ≥100 | / |
Refractoriness Under Load | °C | 1700 | 1600 |
Thermal Expansion - at 1000 °C | % | 1.26 | 1.1 |
Cold Crushing Strength | MPa | 60 | 30 |
Modulus of Rupture-at1400ºC 0.5h | Mpa | 1.45 | 1.21 |
Thermal Conductivity - at 300 °C | W/mK | 4.0 | 2.508 |
Note: The above datas are the representative average value measured in accordance with the test methods for general purpose and vary with the fluctuations of normal production conditions.These datas are provided as a technical service,sometimes may be adjusted, so they should not be regarded as the product index. |