| Customization: | Available |
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| Natural Abrasive Type: | Fused Alumina |
| Artificial Abrasive Type: | Corundum Abrasives |
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Brown Fused Alumina, also celebrated as Brown Aluminum Oxide, is a paragon among synthetic minerals, renowned for its unparalleled hardness and exceptional wear resistance. Meticulously engineered, this premium-grade material emerges from an advanced and sophisticated process that involves the fusion of bauxite, iron filings, and anthracite within a high-temperature electric arc furnace. Following this, the material is subjected to a meticulous cooling, crushing, and screening process to meet and exceed the highest quality standards. Its outstanding physical and chemical properties make this product indispensable for a vast array of industrial applications, promising superior performance and enduring durability.
| 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 captivating voyage through the meticulous creation process of brown fused alumina (BFA), a harmonious blend of precision and artistry. Each stage, from raw material preparation, fusion, and cooling, to systematic crushing and classification, unveils the intricate craftsmanship involved in this remarkable production.
Raw Material Preparation:
Bauxite: This essential cornerstone of our exquisite production is meticulously chosen for its high alumina (Al2O3) content. Our rigorously selected bauxite ensures unmatched purity and quality, laying the foundation for superior results.
Iron filings or scrap iron: Seamlessly integrated into the mixture, these materials significantly enhance the reduction process during fusion, elevating overall efficiency and outcome quality.
Anthracite coal: Serving as a crucial element in the fusion process, anthracite coal acts as a potent reducing agent, playing an indispensable role in facilitating the desired transformation.
Fusion:
Electric Arc Furnace (EAF): Our expertly formulated mixture enters the Electric Arc Furnace, where temperatures soar to a staggering 2000-2200°C (3632-3992°F). Under the influence of electric arcs from carbon electrodes, the transformative process is set in motion.
Reduction and Fusion: Within this intense heat environment, bauxite's alumina liquefies and interacts with the carbon from anthracite, forming molten alumina. Impurities, including iron, are effectively reduced and separated, assuring impeccable purity.
Cooling:
Cooling the Molten Alumina: The artistry continues as molten alumina is adeptly poured into molds or carefully spread on a cooling floor. This controlled cooling is essential for achieving the targeted crystal structure and size.
Formation of Ingots: During the cooling phase, the material solidifies into splendid ingots or blocks, illustrating the luxurious form of fused alumina.
Crushing and Grinding:
Primary Crushing: These solidified ingots undergo an initial breakdown by powerful jaw crushers or equivalent machinery, paving the way for further refinement.
Secondary Crushing and Grinding: This phase involves meticulous crushing and grinding through cone crushers, roll crushers, and ball mills, ensuring the material attains the desired particle size.
Magnetic Separation:
Removing Metallic Impurities: The finely ground material is processed through magnetic separators, which excel in eliminating iron particles and other metallic impurities, ensuring unparalleled purity.
Sieving and Classification:
Particle Size Distribution: The refined alumina undergoes precise sieving into different grades based on particle size, utilizing vibrating screens and air classifiers for impeccable precision and accuracy.
Quality Control: Each batch is subjected to rigorous testing for chemical composition, particle size distribution, and other critical quality metrics to ensure conformity with industry standards and deliver outstanding quality.
Brown fused alumina shines as a versatile powerhouse in numerous industrial sectors, celebrated for its remarkable hardness, unmatched toughness, and impressive high melting point. Its unique properties make it an essential and unrivaled component in various applications:
Abrasives: Serving as a pivotal element in crafting superior grinding wheels, sandpaper, blasting media, and a vast spectrum of premium abrasive products, this material delivers unmatched performance and effectiveness.
Refractories: Integral in the production of high-performance refractory bricks, castables, and other materials engineered to endure extreme temperatures and heat challenges, ensuring reliability under the harshest conditions.
Surface Preparation: The definitive choice for precision cleaning, deburring, and preparation of surfaces within metalworking, automotive, and other industries where meticulous detail is paramount.
Ceramics: A crucial ingredient in the fabrication of ceramic products, providing exceptional durability and resistance to thermal shock, thereby ensuring extended lifespan and optimal performance.
| 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: Available in sturdy 200 L (53 gallons) drums, these provide a robust solution for your storage and transport needs.
Material: Fabricated from tough metal or high-density polyethylene, these drums ensure maximum durability and longevity.
Features: With tamper-evident seals and a moisture-resistant design, these stackable containers optimize storage efficiency.
Applications: Perfect for settings demanding extra protection from environmental elements or for efficient handling in automated systems.
Custom Packaging: Tailored Precision
Options: Our custom packaging solutions offer precision-tailored designs to meet your exact specifications, ensuring a personalized touch.
Features: Provides flexibility in selecting custom weights, materials, and labeling to fulfill unique requirements and preferences.
Applications: Ideally suited for industries or applications that require specific packaging standards and customization.
Labeling and Documentation: Clarity and Compliance
Identification: Each package is distinctly labeled with comprehensive product information, including grade, grit size, weight, and batch number for transparency and traceability.
Safety Information: Labels are detailed with safety and handling instructions to ensure protection for users and handlers.
Compliance: Our packaging aligns with international shipping regulations and industry standards, ensuring safety and tranquility during transit.
Luoyang Frere Import and Export Trading Co., Ltd. stands as a shining beacon of innovation and excellence within the dynamic trading industry. With a passionate dedication to the intricate domains of refractory materials and abrasive media, we seamlessly merge profound industry insight with unmatched trade expertise. Our pride and joy are our state-of-the-art testing facilities and unparalleled technical prowess. Nestled strategically in the vibrant heart of Luoyang city, Henan province, our two illustrious factories boast an impressive 24-year legacy in the meticulous crafting of Brown Fused Alumina (BFA) and White Fused Alumina (WFA). This rich heritage makes us a revered and trusted figure within the sector.
With a foundation strengthened by robust factory partnerships, we present an exquisite selection of Cutting Wheels, Grinding Wheels, and Flap Discs, offered at extraordinarily competitive prices. Celebrated and trusted on a global scale, our products cater effortlessly to the diverse and ever-evolving economic and social demands of today's international market. Our unwavering commitment to superior quality and customer satisfaction ensures that our products consistently reach the pinnacle of excellence and reliability, earning the steadfast trust and loyalty of clients worldwide.
At Luoyang Frere, we deeply cherish enduring collaborations and eagerly look forward to the opportunity to partner with your esteemed enterprise. Our dedicated team stands prepared and enthusiastic to support your ventures, playing an indispensable role in your forthcoming success and growth. We are devoted to transforming your journey with us into not just a partnership, but a profoundly enriching and rewarding experience.
At Frere company, our unwavering commitment to excellence extends far beyond the initial sale. We offer an all-encompassing array of after-sales services, each thoughtfully designed to ensure your enduring satisfaction and success with our exceptional products. Experience an unrivaled service journey when you partner with us for your abrasive and refractory solution needs:
1. Technical Support:
Our distinguished team of engineers and technical experts is always ready to deliver unmatched expertise and guidance. Whether you need help selecting the ideal product, mastering intricate application techniques, or overcoming troubleshooting challenges, we are dedicated to empowering your success and achieving extraordinary outcomes.
2. Product Training:
We provide extensive training programs specifically designed to equip your team with the vital knowledge and skills needed for safe and effective product usage. From basic handling practices to advanced application techniques, our sessions are carefully tailored to meet your distinct needs and preferences.
3. Warranty and Repairs:
Our products come with a strong warranty. If any issues occur, our committed service team is ready to deliver prompt repairs or replacements, minimizing disruptions and ensuring your peace of mind.
4. Regular Follow-ups:
We take immense pride in our proactive customer service approach. Regular follow-ups allow us to assess product performance and gather your valuable feedback. This dynamic interaction empowers us to continually refine and tailor our solutions to seamlessly adapt to your evolving needs.
5. Maintenance Services:
To extend the lifespan and optimize the performance of our products, we provide specialized maintenance services. Our experts collaborate with you to develop a maintenance schedule and offer on-site support, ensuring your equipment remains at peak efficiency.
6. Rapid Response:
In urgent situations, our rapid response team delivers timely assistance. We understand the critical importance of speed in your business, promptly addressing issues with exceptional efficiency to ensure swift resolutions.
7. Spare Parts Availability:
We maintain an extensive inventory of spare parts to provide you with the necessary components whenever required. Our efficient logistics network ensures quick delivery, minimizing downtime and ensuring seamless operations.
8. Customer Feedback Loop:
Your insights are priceless, and we actively seek your feedback on our products and services to drive continuous improvements. Our ambition is to consistently exceed your expectations at every touchpoint.
9. 24/7 Customer Service:
Our dedicated customer service team is available 24/7 to address any questions or concerns you might have. Whether you have a simple inquiry or an urgent issue, we provide unwavering support and assistance whenever you need it.
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