Alumina lining brick is a type of ceramic brick used for lining industrial equipment. It offers high hardness and excellent wear resistance. As a manufacturer, Ronghua provides you with high-quality bricks and comprehensive services.
- Max Service Temperature: 1800℃;
- Al2O3: ≥90-99%;
- Fe2O3: ≤0.2%;
- Bulk Density: 1.3-1.9g/cm³;
- Thermal Conductivity: 0.9-1.2W/(m·K);
- Cold Crushing Strength: 6-18MPa;
- Size: 230*114*65mm (standard)/And other sizes;
- Delivery: 15-30 Working Days;
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Parameters of Alumina Lining Bricks
The main component of alumina lining bricks is bauxite (Al₂O₃). The refractory bricks are formed using a biaxial hydraulic press. These bricks are then fired at a high temperature of 1700°C in a natural gas kiln. Please refer to the parameters of various grades.
| Item/Grade | 85 | 90 | 99 |
|---|---|---|---|
| Max Service Temperature, ℃ | 1680 | 1700 | 1800 |
| Al2O3, % | ≥85 | ≥90 | ≥99 |
| SiO2, % | ≤13 | ≤8 | ≤0.2 |
| Fe2O3, % | ≤0.2 | ||
| Bulk Density, g/cm³ | 1.4-1.7 | ||
| Cold Crushing Strength, MPa | ≥12 | ≥10 | ≥9 |
| Reheating Linear Change, % (1600℃*3h) | ±0.3 | ||
| Thermal Expansion Coefficient (Room temp-1300℃) | ~7.8 | ~8.0 | ~8.6 |
| Thermal Conductivity Coefficient (1800℃), W/(m·K) | ≤0.8 | ≤1.3 | ≤1.5 |
Shapes of Aluminium Lining Bricks
Alumina lining bricks are available in various shapes, including rectangular bricks, half-rectangular bricks, trapezoidal bricks, half-trapezoidal bricks, flake bricks, special-shaped bricks, and more. Ronghua showcases the standard shapes and sizes. If you have special requirements, please contact us. Ronghua supports customization.
Excellent Quality of Ronghua Alumina Ceramic Lining Bricks
- Made from high-quality, high-purity alumina as the raw material.
- Fired at an accurate temperature range of 1580~1620°C in factory. Dimensions and quality are controllable.
- Various certifications, including ISO14001, ISO9001, CE, etc.
- Size and appearance inspection.
- Sample physical and chemical testing.
- Supports third-party inspections.
Features of Alumina Oxide Lining Bricks
- High mechanical strength;
- Excellent wear resistance, 266 times better than manganese steel;
- Outstanding impact resistance;
- Corrosion and chemical resistance;
- Smooth surface;
- Lightweight;
- High compactness;
- Simple to set up;
- Complimentary trial samples;
- No contamination of substances;
- Reduced abrasion and extended lifespan.
High Alumina Lining Bricks Delivered to 50+ Customers
Ronghua alumina lining bricks have been delivered to customers in over 50 countries, including South Korea, Indonesia, Kazakhstan, Turkey, and so on.
- Packaging: The standard packaging is fumigated wooden pallets. Ronghua Refractory supports customized packaging.
- Shipping: For in-stock items, the delivery time is within 15-30 working days.
- 70% Repurchase Rate: 70% of customers are highly satisfied with Ronghua products and choose to repurchase.
Industry Applications of Ceramic Alumina Lining Bricks
The applications of alumina lining bricks are widely in various high-temperature industries.
- Alumina Bricks for Ball Mills: The use of wear-resistant alumina ceramic lining bricks is for the wear-resistant lining of ball mills. These alumina mill bricks can extend the service life of ball mill liners, increase the grinding space, improve grinding efficiency, boost output by 30%-50%, and reduce grinding time.
- Ceramic Alumina Lining Bricks: The application of ceramic alumina lining bricks is in industries such as ceramics, glass, petrochemicals, metallurgy, pharmaceuticals, cement, and chemicals. This brick is mainly as thermal insulation layers in high-temperature equipment, helping to save energy by 20%-30%.
Ronghua is Your Top Cooperation Partner
In conclusion, Ronghua alumina lining brick stands out as a top choice for industries requiring durable and high-performance solutions. With a focus on superior material quality, precision manufacturing, and a wide range of applications, these bricks provide an exceptional user experience. Serving customers globally in different industries, Ronghua continues to uphold its commitment to delivering reliable, customized bricks. Whether for ball mills or high-temperature processes, Ronghua alumina lining bricks meet the demanding needs of modern industries. See more shipping videos on Ronghua YouTube.
