Refractoriness (℃): | 1770< Refractoriness< 2000 |
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Feature: | Long Time Materials |
Type: | Refractory Material |
Shape: | Brick |
Transport Package: | Export Wooden Pallet |
Trademark: | Nie |
Customization: |
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Chemical composition | UNIT | SPEC | Typical | |
MgO | % | ≥85 | 85~88 | |
Al2O3 | % | ≥4 | 4~6 | |
SiO2 | % | 0.8 | ||
Fe2O3 | % | ≥4 | 4~6 | |
CaO | % | 1.3 | ||
Physical properties | UNIT | SPEC | Typical | |
Bulk Density | BD | g/cm3 | ≥2.9 | 2.9~2.95 |
Apparent Porosity | AP | % | ≤18 | 17 |
Thermal Shock Resistance | TSR - in air at 950 °C | cycle | ≥95 | 100 |
Refractoriness Under Load | RUL (ta) | °C | ≥1650 | 1650-1700 |
Thermal Expansion | TE - at 1000 °C | % | 1.2 | |
Cold Crushing Strength | CCS | MPa | ≥50 | 60 |
Thermal Conductivity | TC - at 700 °C | W/mK | ≤3.5 | 3.5 |
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. |
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