| Customization: | Available |
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| Natural Abrasive Type: | Fused Alumina |
| Artificial Abrasive Type: | Corundum Abrasives |
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Brown Fused Alumina, also proudly recognized as Brown Aluminum Oxide, is an exceptional synthetic mineral that sets the standard for excellence with its unparalleled hardness and outstanding resistance to wear. This distinguished material is meticulously engineered through an advanced fusion process that harmoniously blends bauxite, iron filings, and anthracite in a high-temperature electric arc furnace. Following this, it is expertly cooled, meticulously crushed, and rigorously screened to ensure it meets the most stringent quality standards. Its extraordinary physical and chemical properties make it a crucial component for a diverse array of industrial applications, delivering superior performance and remarkable durability that stands the test of time.
| TYPICAL CHEMICAL ANALYSIS | |
| Al2O3 | 99.54% |
| Na2O | 0.23% |
| SiO2 | 0.06% |
| Fe2O3 | 0.06% |
| PHYSICAL PROPERTIES | |
| Color | Brown |
| Shape | Angular grain shape |
| Crystal Form | Alpha alumina |
| Specific Gravity | 3.95 |
| Hardness | 2150 Knoop scale |
| Magnetic Material | 0.00% |
Embark on a mesmerizing journey through the creation of brown fused alumina (BFA), a symphony of meticulously orchestrated stages. Each step from raw material preparation, fusion, and cooling, to crushing and careful classification unveils the artistry and precision that define this extraordinary process.
Raw Material Preparation:
Bauxite: As the essential cornerstone of our exceptional production, only the finest bauxite is selected, renowned for its rich alumina (Al2O3) content. This carefully handpicked bauxite ensures unparalleled purity and quality, paving the way for superior results.
Iron filings or scrap iron: Seamlessly integrated into the mixture, these components enhance the reduction efficiency during fusion, elevating both the quality and effectiveness of the process.
Anthracite coal: This indispensable component in the fusion process serves as a potent reducing agent, playing a crucial role in achieving the remarkable transformation we desire.
Fusion:
Electric Arc Furnace (EAF): Our expertly blended mixture is introduced into the Electric Arc Furnace, where temperatures soar to an astounding 2000-2200°C (3632-3992°F). Under the influence of electric arcs from carbon electrodes, the transformative journey begins.
Reduction and Fusion: Within this high-temperature environment, the alumina in bauxite melts and interacts with carbon from anthracite, resulting in molten alumina. Impurities, such as iron, are skillfully minimized and isolated, ensuring the highest purity.
Cooling:
Cooling the Molten Alumina: The artistry continues as molten alumina is deftly poured into molds or spread on a cooling floor. This carefully controlled cooling process is essential for achieving the desired crystal structure and size.
Formation of Ingots: As cooling progresses, the material solidifies into magnificent ingots or blocks, showcasing the luxurious form of fused alumina.
Crushing and Grinding:
Primary Crushing: These cooled ingots undergo initial breakdown by robust jaw crushers or similar machinery, laying the groundwork for further refinement.
Secondary Crushing and Grinding: This intricate process involves meticulous crushing and grinding through cone crushers, roll crushers, and ball mills, ensuring the material achieves the ideal particle size for various applications.
Magnetic Separation:
Removing Metallic Impurities: The finely ground material is expertly processed through magnetic separators, which excel at extracting iron particles and metallic impurities, guaranteeing pristine purity and quality.
Sieving and Classification:
Particle Size Distribution: The refined alumina is meticulously sieved into various grades based on particle size, utilizing precision vibrating screens and air classifiers to ensure accuracy and consistency.
Quality Control: Each batch undergoes rigorous testing for chemical composition, particle size distribution, and other essential quality metrics to ensure adherence to industry benchmarks and deliver exceptional quality with every product.
Brown fused alumina stands as a celebrated champion in a multitude of industrial domains, acclaimed for its extraordinary hardness, unrivaled toughness, and remarkable high melting point. These superior qualities render it an indispensable component across various sectors:
Abrasives: A cornerstone in crafting grinding wheels, sandpaper, blasting media, and a vast range of other premium-grade abrasive products, brown fused alumina plays a crucial role in enhancing performance and longevity.
Refractories: A pivotal ingredient in manufacturing refractory bricks, castables, and other robust materials, brown fused alumina is designed to withstand and thrive under extreme heat and demanding temperature conditions.
Surface Preparation: The ultimate choice for cleaning, deburring, and preparing surfaces in industries such as metalworking and automotive. It is essential wherever precision and thoroughness are paramount.
Ceramics: A vital component in ceramic products, offering unmatched durability and resistance to thermal shock. This ensures prolonged lifespan and peak performance, making it essential in the ceramics industry.
| TYPICAL BULK DENSITY | |||||||
| Grit (F) | g/cm³ | Grit (F) | g/cm³ | Grit (F) | g/cm³ | Grit (F) | g/cm³ |
| 12 | 1.74 | 30 | 1.77 | 60 | 1.65 | 120 | 1.51 |
| 14 | 1.72 | 36 | 1.76 | 70 | 1.62 | 150 | 1.48 |
| 16 | 1.72 | 40 | 1.72 | 80 | 1.59 | 180 | 1.46 |
| 20 | 1.72 | 46 | 1.71 | 90 | 1.55 | 220 | 1.44 |
| 24 | 1.79 | 54 | 1.69 | 100 | 1.54 | ||
Drums and Barrels: Versatile and Durable
Weight: Offered in robust 200 L (53 gallons) drums, capable of withstanding rigorous storage and transport demands.
Material: Made from strong metal or high-density polyethylene, these ensure maximum durability and longevity.
Features: Tamper-evident seals and moisture-resistant designs make these stackable containers highly efficient for storage.
Applications: Ideal where extra protection from environmental factors is key or for seamless handling in automated systems.
Custom Packaging: Tailored Precision
Options: Provide tailor-made packaging solutions meticulously crafted to meet specific customer requirements.
Features: Customizable weights, materials, and labeling options cater to unique preferences and needs.
Applications: Perfect for specialized industries or unique applications requiring specific packaging standards.
Labeling and Documentation: Clarity and Compliance
Identification: Each package is clearly labeled with complete product information, including grade, grit size, weight, and batch number for clarity and traceability.
Safety Information: Detailed labels carry vital safety and handling instructions, protecting users and handlers.
Compliance: Packaging strictly follows international shipping regulations and industry standards, ensuring safety and peace of mind during transit.
Luoyang Frere Import and Export Trading Co., Ltd. is an esteemed leader in the trading industry, renowned for its innovative prowess. We are fervently committed to the niche domain of refractory materials and abrasive media, skillfully merging deep industry knowledge with exceptional trade expertise. Our pride lies in our cutting-edge testing facilities, complemented by unparalleled technical acumen. Located in the bustling center of Luoyang city, Henan province, our two illustrious factories have an impressive 24-year heritage in the precise production of both Brown Fused Alumina (BFA) and White Fused Alumina (WFA), marking us as a trusted sector authority.
Built on robust foundations of strong factory alliances, we offer a sophisticated selection of Cutting Wheels, Grinding Wheels, and Flap Discs at highly competitive prices. Our products are celebrated and trusted globally, adeptly addressing the diverse and ever-changing economic and social requirements of the contemporary international market. Our unwavering commitment to quality and customer satisfaction ensures that our offerings consistently reach the pinnacle of excellence and reliability, securing the loyalty of clients worldwide.
At Luoyang Frere, we cherish lasting partnerships and eagerly anticipate the chance to collaborate with your distinguished company. Our dedicated team is enthusiastic and ready to bolster your efforts, playing an integral role in your forthcoming success and growth, ensuring your journey with us is a rewarding and enriching experience.
At Frere company, we are unwavering in our dedication to supporting our valued customers well beyond the point of sale. Our all-encompassing array of after-sales services is thoughtfully crafted to ensure your continuous satisfaction and triumph with our superior products. Experience the extraordinary service journey that lies ahead when you select us as your trusted partner for abrasive and refractory solutions:
1. Technical Support:
Our elite team of engineers and technical experts is poised to offer unparalleled expertise and guidance. Whether you seek assistance in selecting the perfect product, mastering complex application techniques, or overcoming troubleshooting challenges, we are resolute in fostering your success and delivering exceptional results.
2. Product Training:
We provide comprehensive training programs designed to empower your team with crucial knowledge and skills to use our products effectively and safely. Our training spans from basic handling practices to advanced application strategies, meticulously customized to meet your unique needs and preferences.
3. Warranty and Repairs:
Our products are supported by a solid warranty. Should any issues arise, our dedicated service team is ready to deliver speedy repairs or replacements, ensuring minimal interruption to your operations and complete peace of mind.
4. Regular Follow-ups:
Our proactive customer service approach is our pride. Our team consistently conducts follow-ups to assess product performance and gather your valuable feedback. This interactive process enables us to refine and customize our solutions to perfectly match your evolving demands.
5. Maintenance Services:
To extend the lifespan and enhance the performance of our products, we offer specialized maintenance services. Our experts collaborate with you to create a maintenance schedule and provide on-site support to ensure your equipment operates at peak efficiency.
6. Rapid Response:
In critical situations, our rapid response team stands ready to deliver instant assistance. Understanding the urgency in your business, we address issues with remarkable speed and efficiency, ensuring quick and effective resolutions.
7. Spare Parts Availability:
We uphold a vast inventory of spare parts to ensure you receive the components you need without delay. Our efficient logistics network guarantees swift delivery, minimizing downtime and maintaining seamless operations.
8. Customer Feedback Loop:
Your feedback is invaluable to us. We actively welcome your insights on our products and services, utilizing them to drive ongoing improvements. Our goal is to consistently surpass your expectations at every interaction.
9. 24/7 Customer Service:
Our committed customer service team is available day and night, ready to address any questions or concerns you might have. Whether it's a simple query or an urgent issue, we are here to provide steadfast support and assistance.
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