Chamotte Brick
Fireclay Brick is a weakly acidic refractory material manufactured from high-quality refractory clay and kaolin through a high-temperature firing process.
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Thermal shock resistance
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Erosion influence
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High strength
Product Introduction
Fireclay Brick is a weakly acidic refractory material manufactured from high-quality refractory clay and kaolin through a high-temperature firing process. The product offers good thermal shock resistance, reliable performance, and excellent cost-effectiveness, making it one of the most widely used refractory materials for general industrial applications.It is commonly used as lining material in industrial boilers, flues, low-temperature heat treatment furnaces, and low-temperature zones of industrial kilns and furnaces.
Product Specifications
| Index | HWPN-42 | HWPN-40 | HWPN-35 | HWPN-30 |
| Al2O3 （%） ≥ |
42 | 40 | 35 | 30 |
| Apparent Porosity（%）≤ | 22 | 24 | 26 | 26 |
| Bulk Density（g/cm3 ）≥ | 2.1 | 2.1 | 2 | 2 |
| Cold Compressive Strength（MPa）≥ | 35 | 35 | 30 | 30 |
| 0.2MPa Refractoriness Under Load（T0.6 ℃)≥ | 1400 | 1350 | 1320 | 1300 |
| Permanent Linear Change(%) | -0.4~0.1 1350℃ ×2h |
-0.4~0.1 1350℃ ×2h |
-0.4~0.1 1300℃ ×2h |
-0.4~0.1 1300℃ ×2h |
- Grade:
- RN-42
- RN-40
- RN-36
- HWPN-42
- HWPN-40
- HWPN-35
- HWPN-42
- HWPN-40
- HWPN-35
- HWPN-30
