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Cement Industry
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Low Porosity Fire Clay Brick
Core Advantages
Low Porosity & Excellent Heat Insulation
Dense structure with porosity ≤18% effectively reduces heat loss, improves energy efficiency of equipment, and maintains stable temperature in high-heat environments.
Superior High-Temp Resistance
Maintaining structural integrity without deformation even under long-term high-temperature operation.
Strong Erosion Resistance
Resists erosion from flue gas, slag and chemical media, significantly extending the service life of furnace linings and reducing maintenance costs.
Wide Applicability
Compatible with multiple industrial scenarios, easy to install and construct, suitable for both standard and semi-customized requirements.
Product Parameters
| Item | Low-porosity Clay Brick | Common Clay Brick | |
| Al₂O₃ % | ≥45 | ≥42 | ≥42 |
| Fe₂O₃ % | ≤1.2 | ≤1.5 | ≤1.8 |
| % Apparent Porosity |
≤12 | ≤15 | ≤22 |
| g/cm³ Bulk Density |
≥2.37 | ≥2.30 | ≥2.15 |
| MPa Cold Crushing Strength |
≥70 | ≥60 | ≥30 |
| % Permanent Linear Change 1400℃ x 2h |
-0.1/+0.05 | -0.2/+0.0 | -0.4/+0.1 |
| ℃（0.2MPa,0.6%） Refractoriness Under Load |
≥1500 | ≥1470 | ≥1400 |
Detailed Application Scenarios
1. Metallurgical Industry
◎ Lining of blast furnace hot blast stoves, coke ovens, and steelmaking ladles. Resists high-temperature gas and molten steel erosion, ensuring stable production.
2. Glass & Ceramic Industry
◎ Kiln linings for glass melting furnaces and ceramic sintering kilns. Low porosity prevents glass liquid penetration and avoids product contamination.
3. Other Industrial Fields
◎ Lining of chemical reactors, thermal power plant boilers, and waste incinerators. Adapts to complex high-temperature and corrosive environments, reducing maintenance costs.
4. Quality Assurance
◎ We implement strict quality control throughout the production process, from raw material screening to finished product testing. Each batch of products complies with international refractory standards and is accompanied by a quality inspection report. We also provide professional technical support and after-sales service to solve your application problems.
Conclusion
Contact us now for a quote and experience the difference of working with the best in the business.