--- title: Calcined Brown Fused Alumina - Abrasivestocks description: High?temperature calcined BFA—enhanced toughness, purity & hydrophilicity; ideal for coated/bonded abrasives, refractory castables & surface prep. --- [ Home ](https://abrasivestocks.com?hsLang=en) **  [ Products ](https://abrasivestocks.com/products?hsLang=en) **  [ Abrasive & Material ](https://abrasivestocks.com/abrasive-material?hsLang=en) **  Calcined Brown Fused Alumina # Calcined Brown Fused Alumina - Product ** [Abrasive Materials for Industrial Use | AbrasiveStocks](https://abrasivestocks.com/abrasive-material?hsLang=en) # Calcined Brown Fused Alumina ![Calcined Brown Fused Alumina](https://abrasivestocks.com/hs-fs/hubfs/Calcined%20Brown%20Fused%20Alumina.jpg?length=700&name=Calcined%20Brown%20Fused%20Alumina.jpg) [![Calcined Brown Fused Alumina](https://abrasivestocks.com/hs-fs/hubfs/Calcined%20Brown%20Fused%20Alumina.jpg?length=100&name=Calcined%20Brown%20Fused%20Alumina.jpg) ](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) [![Calcined Brown Fused Alumina2](https://abrasivestocks.com/hs-fs/hubfs/Calcined%20Brown%20Fused%20Alumina2.jpg?length=100&name=Calcined%20Brown%20Fused%20Alumina2.jpg) ](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) [![Calcined Brown Fused Alumina3](https://abrasivestocks.com/hs-fs/hubfs/Calcined%20Brown%20Fused%20Alumina3.jpg?length=100&name=Calcined%20Brown%20Fused%20Alumina3.jpg) ](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) Calcined Brown Fused Alumina is a high-performance abrasive material derived from the calcination of brown fused alumina. This process involves heating brown fused alumina at high temperatures in rotary kilns or furnaces, which enhances its hardness, thermal stability, and chemical resistance. The resulting material is highly suitable for demanding industrial applications that require superior durability and performance. - **Product Category:** Abrasive & Material - **Key Features:** - **High Hardness:** With a Mohs hardness of approximately 9, Calcined Brown Fused Alumina offers excellent cutting and grinding performance for hard materials. - **Thermal Stability:** Maintains stability and performance at high temperatures, making it ideal for use in high-temperature applications. - **Enhanced Toughness:** The calcination process improves the material’s toughness and resistance to fracture, making it suitable for heavy-duty applications. - **Chemical Resistance:** Highly resistant to acids and alkalis, ensuring durability and stability in harsh chemical environments. - **Versatility:** Available in various forms, including powders, granules, and sintered products, to meet specific industrial requirements. [Request a Quote](https://abrasivestocks.com/contact-us?hsLang=en) - [Description ](https://abrasivestocks.com/product/calcined-brown-fused-alumina#tab-1) - [Additional Information ](https://abrasivestocks.com/product/calcined-brown-fused-alumina#tab-2) ##### **Applications:** **Abrasives:** Used in the production of high-performance grinding wheels, cutting discs, and other abrasive tools for metal, ceramic, and stone processing. **Refractories:** Employed in the manufacture of refractory bricks, castables, and other materials for furnaces, kilns, and high-temperature reactors. **Surface Preparation:** Ideal for abrasive blasting, cleaning, and surface preparation of metals, ceramics, and other hard surfaces. **Polishing:** Used in precision polishing applications to achieve a high-quality finish on various materials. **Foundries and Metallurgy:** Applied in the production of foundry sands and as a material for sintered alumina in steelmaking and casting processes. ##### **Technical Specifications:** **Chemical Composition:** **Fe₂O₃ (Iron Oxide):** ≤ 1.5% **SiO₂ (Silicon Dioxide):** ≤ 0.5% **Hardness:** Mohs hardness of 9 **Density:** Approximately 3.9-4.1 g/cm³ **Melting Point:** ~2050°C **Particle Size:** Available in various sizes from fine powders to coarse granules, customized based on application needs **Shape:** Typically available as angular grains or powders for effective abrasive performance ##### **Advantages:** **High Performance:** Provides superior cutting, grinding, and polishing performance due to its hardness and toughness. **Thermal and Chemical Resistance:** Performs effectively under extreme temperatures and in aggressive chemical environments, ensuring long-lasting durability. **Versatile Use:** Adaptable to a wide range of applications, including abrasives, refractories, and surface preparation. **Enhanced Toughness:** Calcination improves the material's toughness and resistance to breakage, making it suitable for heavy-duty applications. **Packaging:** Available in 25 kg bags, 500 kg bulk bags, or as per customer specifications. ##### Storage: Store in a dry, cool area. 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Related Resources - [Data Sheet](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) - [Product Brochure](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) - [Case Study](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) - [Installation Guide](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) - [Product Warranty](https://abrasivestocks.com/product/calcined-brown-fused-alumina#) ```json { "@context" : "http://www.schema.org", "@type" : "product", "aggregateRating" : { "@type" : "aggregateRating", "bestRating" : "5", "ratingValue" : "5", "reviewCount" : "1" }, "brand" : "", "description" : "Calcined Brown Fused Alumina is a high-performance abrasive material derived from the calcination of brown fused alumina. This process involves heating brown fused alumina at high temperatures in rotary kilns or furnaces, which enhances its hardness, thermal stability, and chemical resistance. 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