
List of high-alumina aggregate products
What is Calcined Bauxite? Applications and benefits?
Calcined bauxite is an important and indispensable raw material in the production of refractory concrete and refractory bricks. This is an important component to improve heat and fire resistance properties for construction and structural products in high temperature and fire environments.
Overview of High-Alumina Refractory Aggregate
High-alumina refractory aggregate is a refractory material made from aluminum oxide (Al₂O₃) with a high content—typically over 50%. This product is specifically designed to withstand high temperatures, resist abrasion, and endure chemical attack, making it suitable for demanding thermal industry applications.
Product Information
The high-alumina refractory aggregate distributed by Bao Son Company is a premium imported product with outstanding features. Key details include:
Composition
One of the key strengths of this aggregate is its high aluminum oxide (Al₂O₃) content. Aluminum oxide provides excellent heat resistance and plays a crucial role in enhancing the product’s thermal durability.
Outstanding Features
The aggregate is manufactured in various grain sizes to suit specific applications. Available sizes include 0–5 mm and 0–10 mm, providing flexibility for a wide range of uses. This size diversity allows the material to be utilized in many types of construction and industrial projects.
With a maximum service temperature of up to 1700°C, high-alumina aggregate is engineered to meet the strictest thermal resistance requirements. It effectively protects structures and equipment from the effects of extreme heat and fire, ensuring safety and long-term durability.
Classification
The product is categorized based on its aluminum oxide content:
- 60% High-Alumina Refractory Aggregate
- 70% High-Alumina Refractory Aggregate
- 80% High-Alumina Refractory Aggregate
- 95% High-Alumina Refractory Aggregate
All types are supplied in 50kg bags, with a variety of grain sizes. Products are distributed directly by Bao Son Company.
Common Applications of High-Alumina Aggregate
This material is increasingly used across a wide range of industries:
Refractory concrete and bricks: A vital ingredient in the production of heat-resistant concrete and refractory bricks, ensuring high durability and thermal performance.
High-temperature kilns and furnaces: Widely used in the construction of metallurgical furnaces, steel furnaces, kilns, and other equipment requiring exceptional heat resistance.
Furnace linings and structural fill: Commonly applied in furnace linings, including furnace bottoms, walls, and roofs, where extreme thermal protection is essential.

Trusted Supplier of High-Alumina Refractory Aggregate
If you’re looking for a reliable supplier of high-alumina refractory aggregate, Bao Son is your trusted source. As a leading provider of various refractory materials, Bao Son is committed to quality and competitive pricing. The company not only delivers top-tier products but also offers personalized consultation and cost-effective solutions.
With its high thermal resistance and excellent abrasion resistance, high-alumina aggregate is the optimal solution for refractory construction projects, enhancing operational efficiency and reducing maintenance costs.