| 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 journey through the meticulous creation process of brown fused alumina (BFA), where precision meets artistry. Every stage, from raw material preparation, fusion, and cooling, to systematic crushing and classification, reveals the intricate craftsmanship involved in this extraordinary production.
Raw Material Preparation:
Bauxite: This essential cornerstone of our exquisite production is meticulously selected for its high alumina (Al2O3) content. Our carefully chosen bauxite ensures unmatched purity and quality, laying the foundation for superior results.
Iron filings or scrap iron: Seamlessly integrated into the mixture, these materials enhance the reduction process during fusion, elevating overall efficiency and outcome quality.
Anthracite coal: 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 is introduced to the Electric Arc Furnace, where temperatures reach a staggering 2000-2200°C (3632-3992°F). Under the influence of electric arcs from carbon electrodes, the transformation process begins.
Reduction and Fusion: In this intense heat environment, bauxite's alumina liquefies and interacts with carbon from the anthracite, forming molten alumina. Impurities, including iron, are effectively reduced and separated, ensuring impeccable purity.
Cooling:
Cooling the Molten Alumina: The artistry continues as molten alumina is skillfully poured into molds or carefully spread on a cooling floor. This controlled cooling is essential for achieving the desired crystal structure and size.
Formation of Ingots: During the cooling phase, the material solidifies into splendid ingots or blocks, showcasing 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 achieves the desired particle size.
Magnetic Separation:
Removing Metallic Impurities: The finely ground material is processed through magnetic separators, excelling 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 it meets industry standards and delivers outstanding quality.
Brown fused alumina is celebrated across a multitude of industrial arenas for its extraordinary hardness, superior toughness, and remarkable high melting point, establishing it as an unparalleled essential component:
Abrasives: Serving as a cornerstone for the creation of elite abrasive tools, brown fused alumina is indispensable in the production of high-performance grinding wheels, premium sandpapers, efficient blasting media, and a diverse range of other top-tier abrasive products.
Refractories: At the heart of producing indomitable refractory bricks, castables, and other heat-resistant materials, brown fused alumina ensures these products excel in facing extreme thermal conditions with unwavering durability.
Surface Preparation: Renowned as the ultimate solution for precise surface cleaning, deburring, and preparation, this exceptional material is key in metalworking, automotive, and various precision-driven sectors where meticulous surface refinement is paramount.
Ceramics: A vital addition to ceramic products demanding exceptional durability and resistance to thermal shock, brown fused alumina guarantees extended longevity and optimal performance, making it indispensable in ensuring ceramics stand the test of time and conditions.
| 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, offering a dependable solution for diverse storage and transport requirements.
Material: Fabricated from resilient metal or high-density polyethylene, these drums guarantee maximum durability and longevity, perfect for demanding environments.
Features: Equipped with tamper-evident seals and advanced moisture-resistant design, these stackable containers significantly enhance storage effectiveness.
Applications: Perfectly suited for settings needing superior protection from environmental elements or requiring efficient handling within automated systems.
Custom Packaging: Tailored Precision
Options: Our custom packaging solutions are specifically designed to meet your unique requirements, guaranteeing unmatched personalized precision and satisfaction.
Features: Provides adaptable options in custom weights, materials, and labeling, ensuring your unique needs and preferences are fully met.
Applications: Ideally suited for industries or applications where stringent packaging standards are a necessity, offering a customized touch.
Labeling and Documentation: Clarity and Compliance
Identification: Each package is distinctly labeled with comprehensive product information including grade, grit size, weight, and batch number, ensuring clarity and full traceability.
Safety Information: Labels are detailed with comprehensive safety and handling guidelines, safeguarding users and handlers effectively.
Compliance: Our packaging adheres strictly to international shipping regulations and industry standards, guaranteeing safety and assurance during transit.
Luoyang Frere Import and Export Trading Co., Ltd. stands as a paragon of innovation and utmost excellence within the vibrant trading industry. With a fervent commitment to the intricate domains of refractory materials and abrasive media, we seamlessly blend deep-rooted industry knowledge with unmatched trade expertise. Our pride is reflected in our state-of-the-art testing facilities and unparalleled technical capabilities. Ideally situated in the bustling hub of Luoyang city, Henan province, our two prestigious factories boast an impressive 24-year legacy in the meticulous crafting of Brown Fused Alumina (BFA) and White Fused Alumina (WFA). These credentials establish us as a highly revered and trusted figure across the sector.
Anchored by robust factory partnerships, Luoyang Frere offers an exquisite array of Cutting Wheels, Grinding Wheels, and Flap Discs at incredibly competitive prices. Our products, renowned and trusted globally, effortlessly cater to the ever-evolving economic and social demands of today's dynamic international market. With an unwavering commitment to quality and customer satisfaction, our products consistently reach the pinnacle of excellence and reliability, earning the trust and loyalty of clients worldwide.
At Luoyang Frere, we value enduring collaborations and eagerly anticipate the opportunity to partner with your esteemed enterprise. Our dedicated team stands ready and enthusiastic to support your ventures, playing a pivotal role in your forthcoming success and growth. We are committed to transforming your journey with us into an enriching and rewarding experience, where partnership transcends into mutual achievements.
At Frere company, our unwavering commitment to excellence extends far beyond the initial transaction. We proudly offer an extensive array of after-sales services, each thoughtfully curated to ensure your enduring satisfaction and success with our remarkable products. Experience an unrivaled service journey when you select us as your distinguished partner in abrasive and refractory solutions:
1. Technical Support:
Our premier team of engineers and technical specialists is always at the ready, offering exceptional expertise and guidance. Whether you need help selecting the ideal product, mastering complex application techniques, or overcoming troubleshooting challenges, we are dedicated to empowering your success and delivering exceptional results.
2. Product Training:
We offer exhaustive training programs tailored to provide your team with the essential knowledge and skills for safe and effective product use. From basic handling practices to advanced application strategies, our sessions are expertly crafted to address your unique needs and preferences.
3. Warranty and Repairs:
Our products come with a robust warranty commitment. Should any issues arise, our dedicated service team stands ready to provide swift repairs or replacements, minimizing operational disruptions and guaranteeing your peace of mind.
4. Regular Follow-ups:
We take pride in our proactive customer service approach. Regular follow-ups enable us to evaluate product performance and capture your invaluable feedback, allowing us to continually refine and personalize our solutions to effortlessly meet your evolving needs.
5. Maintenance Services:
To maximize product lifespan and enhance performance, we offer specialized maintenance services. Our experts collaborate with you to create a maintenance schedule and provide on-site support, ensuring your equipment operates at peak efficiency.
6. Rapid Response:
During urgent times, our rapid response team provides immediate assistance. We understand the critical importance of timeliness in your business, addressing issues with exceptional speed and effectiveness to ensure quick resolutions.
7. Spare Parts Availability:
We maintain a comprehensive inventory of spare parts to ensure you receive the components you need, exactly when you need them. Our efficient logistics network assures swift delivery, minimizing downtime and ensuring seamless operations.
8. Customer Feedback Loop:
Your insights are invaluable, and we actively solicit your feedback on our products and services to foster continuous improvements. Our aim is to consistently exceed your expectations at every interaction.
9. 24/7 Customer Service:
Our dedicated customer service team is available 24/7 to address any questions or concerns you may have. Whether it's a simple inquiry or an urgent issue, we provide unwavering support and assistance whenever required.
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