High Aluminia Bricks - Premium Refractory Solution for High-Temperature Industries
As a leading manufacturer of refractory materials, we are proud to present our High Aluminia Bricks — the ultimate choice for high-temperature industrial applications that demand exceptional durability, thermal stability, and corrosion resistance. Crafted with high-purity alumina raw materials and advanced production technology, our High Aluminia Bricks deliver reliable performance, reduce maintenance costs, and extend the service life of your equipment, helping you achieve higher operational efficiency and profitability.
Product Features & Advantages
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Exceptional High-Temperature Resistance: With alumina content ranging from 55% to 90%, our High Aluminia Bricks can withstand continuous operating temperatures up to 1800°C, and short-term peak temperatures up to 1900°C. They maintain excellent structural integrity even in extreme heat environments, avoiding deformation, melting, or cracking.
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Superior Wear & Corrosion Resistance: The dense structure and high alumina content make our bricks highly resistant to abrasion, erosion, and chemical corrosion from molten metals, slags, acids, and alkalis. This ensures long-term service in harsh industrial conditions, reducing the frequency of brick replacement and downtime.
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Excellent Thermal Stability: Our High Aluminia Bricks feature low thermal expansion coefficient and strong thermal shock resistance, enabling them to adapt to rapid temperature changes without damage. This is crucial for equipment that undergoes frequent start-up and shutdown cycles.
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High Mechanical Strength: With high cold compressive strength and flexural strength, the bricks are not easy to break during transportation, installation, and use, ensuring stable performance in heavy-load and high-pressure environments.
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Environmentally Friendly & Energy-Saving: Made of non-toxic, harmless raw materials, our High Aluminia Bricks meet international environmental standards. Their excellent thermal insulation performance helps reduce heat loss, lower energy consumption, and achieve green production.
Wide Range of Applications
Our High Aluminia Bricks are widely used in various high-temperature industrial fields, providing customized solutions for different working conditions. Key applications include:
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Metallurgical Industry: Blast furnaces, electric furnaces, ladles, tundishes, reheating furnaces, and annealing furnaces in steelmaking, ironmaking, non-ferrous metal smelting (aluminum, copper, zinc, etc.).
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Cement Industry: Rotary kilns, preheaters, and clinker coolers, resisting high temperatures and erosion from cement clinker and flue gas.
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Glass Industry: Glass melting furnaces, regenerators, and forehearths, withstanding high temperatures and corrosion from molten glass and volatile substances.
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Petrochemical Industry: Catalytic cracking units, reforming furnaces, and hydrogenation furnaces, resisting high temperatures and chemical corrosion from oil and gas.
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Other Industries: Waste incinerators, ceramic kilns, power plant boilers, and high-temperature experimental equipment.

Technical Specifications
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Item
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Specification
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Unit
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Alumina Content (Al₂O₃)
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55% - 90%
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%
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Refractoriness
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1770 - 1890
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°C
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Cold Compressive Strength
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≥ 30 - 80
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MPa
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Apparent Porosity
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≤ 20 - 28
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%
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Bulk Density
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≥ 2.3 - 2.8
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g/cm³
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Thermal Shock Resistance (1100°C, Water Quenching)
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≥ 15 - 30
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Times
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*Custom specifications are available according to your specific requirements.
Our Commitment to Quality
Quality is our top priority. We implement strict quality control throughout the entire production process — from the selection of high-purity raw materials and precise batching, to advanced molding, high-temperature sintering, and strict finished product inspection. Our High Aluminia Bricks have passed ISO 9001 quality management system certification, and all products meet international refractory standards. We also provide professional pre-sales consultation, on-site installation guidance, and after-sales service to solve all your problems and ensure your satisfaction.
Contact Us for Your Custom Solution
Whether you need standard High Aluminia Bricks or customized refractory solutions for special working conditions, we are here to help. Our professional team will work closely with you to understand your needs and provide the most cost-effective products and services. Contact us today to get a free quote, technical consultation, or sample request!