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Silica brick
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Ceramic Fiber Products
- 0086 371 63838939
- 0086 371 63835539
- sales@sunriserefr.com
- tkfanyi
- No.36 Fengchan Road, Zhengzhou City
Mullite Bricks
- Related Products
- Zircon Mullite Brick
- Mullite Bricks
- Cast Big Mullite Brick
Apparent Porosity: ≤17%
Bulk Density: ≥2.55 g/cm3
Cold Crushing Strength: ≥60 Mpa
0.2Mpa Refractoriness Under Load T0.6: ≥1580℃
Permanent Linear Change On Reheating (%)1500℃X2h: 0～+0.4
Thermal Shock Resistances 100℃ water cycles: ≥18
Description:
Mullite brick IS characterized by good high temperature resistance and good thermal shock resistance, whick comes into being mullite through calcine with clay, high alumina materials and ceramics.
The main applications are:
1. Sulfuric cracking furnace;
2. Fibrous glass furnance.
Specifications:
1. Low permanent linear change on reheating;
2. Good Thermal Shock Stability;
3. High dense structure.
Advantages:
1. High quality;
2. chemical corrosion- resistance.
| Item | MU 60 | MU 65 | MU 70 | MU 75 | |
| Chemical composition | Al2O3 | ≥60 | ≥65 | ≥70 | ≥75 |
| SiO2 | ≤35 | ≤33 | ≤26 | ≤24 | |
| Fe2O3 | ≤1.0 | ≤1.0 | ≤0.6 | ≤0.4 | |
| Apparent Porosity (％) | ≤17 | ≤17 | ≤17 | ≤18 | |
| Bulk Density (g/cm3) | ≥2.55 | ≥2.55 | ≥2.55 | ≥2.55 | |
| Cold Crushing Strength (Mpa) | ≥60 | ≥60 | ≥80 | ≥80 | |
| 0.2Mpa Refractoriness Under Load T0.6 ℃ | ≥1580 | ≥1600 | ≥1600 | ≥1650 | |
| Permanent Linear Change On Reheating (%)1500℃X2h | 0～+0.4 | 0～+0.4 | 0～+0.4 | 0～+0.4 | |
| Thermal Shock Resistances 100℃ water cycles | ≥18 | ≥18 | ≥18 | ≥18 | |
| 20－1000℃ Thermal Expansich10-6/℃ | 0.6 | 0.6 | 0.6 | 0.55 | |
| Thermal Conductivity (W/MK) 1000℃ | 1.74 | 1.84 | 1.95 | 1.95 | |
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