Brown Fused Alumina

Brown Fused Alumina (BFA) is a high-quality abrasive material produced by the fusion of bauxite in an electric arc furnace. It is known for its hardness, toughness, and resistance to abrasion. Brown Fused Alumina is widely used in various industrial applications, including abrasive blasting, grinding, and polishing, due to its ability to effectively cut, grind, and finish a range of materials.

Product Category: Abrasive & Material
Key Features:
High Hardness: With a Mohs hardness of approximately 9, Brown Fused Alumina provides effective grinding and cutting performance for hard materials.
Toughness: Offers high resistance to fracture and breakage, making it suitable for heavy-duty grinding and blasting applications.
Thermal Stability: Can withstand high temperatures without significant degradation, making it suitable for high-temperature applications.
Cost-Effective: Provides a good balance between performance and cost, offering an economical solution for various abrasive needs.
Versatility: Available in a range of grit sizes and forms to suit different applications, from coarse grinding to fine polishing.

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Applications:

Abrasive Blasting: Commonly used in sandblasting for surface preparation, cleaning, and finishing metal and stone surfaces.

Grinding and Cutting: Ideal for manufacturing grinding wheels, cutting discs, and other bonded abrasives for grinding and cutting metal, ceramics, and other hard materials.

Polishing: Used in the production of polishing compounds and for precision finishing of surfaces in metalworking and automotive industries.

Surface Preparation: Employed for cleaning, deburring, and rust removal in various industrial maintenance and manufacturing processes.

Foundries and Metallurgy: Applied in the production of foundry sands and as a refractory material due to its thermal stability and resistance to wear.

Technical Specifications:

Chemical Composition:

Al₂O₃ (Aluminum Oxide): 95-97%

Fe₂O₃ (Iron Oxide): ≤ 1.5%

SiO₂ (Silicon Dioxide): ≤ 0.5%

Hardness: Mohs hardness of 9

Density: 3.9-4.1 g/cm³

Grain Size: Available in various grit sizes from F12 to F220, as well as finer powders (customizable based on application)

Melting Point: Approximately 2050°C

Shape: Angular particles for effective cutting and grinding performance

Advantages:

Durability: High toughness and resistance to breakage ensure long-lasting performance in abrasive applications.

Efficiency: Provides high material removal rates and consistent results, enhancing productivity and quality.

Thermal Resistance: Maintains performance under high temperatures, making it suitable for demanding industrial applications.

Versatility: Wide range of grit sizes and forms makes it adaptable for various abrasive and finishing needs.

Packaging: Available in 25 kg bags, 500 kg jumbo bags, or as per customer specifications.

Storage:

Store in a dry, cool area. Avoid exposure to moisture and contaminants to maintain the product's performance.