| Customization: | Available |
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| Natural Abrasive Type: | Fused Alumina |
| Artificial Abrasive Type: | Corundum Abrasives |
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Brown Fused Alumina, celebrated in the industry as Brown Aluminum Oxide, emerges as a top-tier synthetic mineral acclaimed for its unparalleled hardness and exceptional wear resistance. This distinguished material is meticulously engineered through an advanced process that involves the fusion of bauxite, iron filings, and anthracite within a high-temperature electric arc furnace. Following this intricate fusion, the material is subjected to rigorous cooling, crushing, and screening, all designed to ensure the utmost quality and consistency. Owing to its superior physical and chemical properties, this product is essential across a myriad of industrial applications, delivering not only exceptional performance but also enduring reliability and longevity.
| 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 exploration of the creation of brown fused alumina (BFA), an intricate symphony of meticulously orchestrated stages. Each step, from the careful preparation of raw materials, the intense fusion, and cooling, to the precise crushing and classification, unveils the artistry behind this extraordinary process.
Raw Material Preparation:
Bauxite: This essential cornerstone of our exceptional production is meticulously selected for its high content of alumina (Al2O3). Our handpicked bauxite ensures unparalleled purity and quality, setting the stage for superior outcomes.
Iron filings or scrap iron: Seamlessly integrated into the blend, these materials elevate the reduction process during fusion, enhancing both efficiency and quality.
Anthracite coal: A pivotal element in the fusion process, anthracite coal operates as a potent reducing agent, playing a crucial role in achieving the desired transformation.
Fusion:
Electric Arc Furnace (EAF): Our expertly blended mixture enters the Electric Arc Furnace, where temperatures soar to an impressive 2000-2200°C (3632-3992°F). Under the powerful influence of electric arcs from carbon electrodes, the transformation begins.
Reduction and Fusion: Within this high-temperature realm, bauxite's alumina melts and interacts with anthracite's carbon, producing molten alumina. Impurities, such as iron, are minimized and effectively separated, ensuring exceptional purity.
Cooling:
Cooling the Molten Alumina: The artistry evolves as molten alumina is skillfully poured into molds or spread on a cooling floor. This controlled cooling process is vital for achieving the desired crystal structure and optimal size.
Formation of Ingots: As cooling progresses, the material solidifies into magnificent ingots or blocks, showcasing the opulent form of fused alumina.
Crushing and Grinding:
Primary Crushing: These cooled ingots undergo an initial breakdown by robust jaw crushers or similar equipment, preparing them for further refinement.
Secondary Crushing and Grinding: This process involves meticulous crushing and grinding through cone crushers, roll crushers, and ball mills, ensuring the material achieves the ideal particle size.
Magnetic Separation:
Removing Metallic Impurities: The finely ground material passes through magnetic separators, which excel at removing iron particles and metallic impurities, ensuring pristine purity.
Sieving and Classification:
Particle Size Distribution: The refined alumina is expertly sieved into various grades based on particle size, utilizing vibrating screens and air classifiers for precision and accuracy.
Quality Control: Each batch undergoes stringent testing for chemical composition, particle size distribution, and other vital quality metrics, ensuring adherence to industry benchmarks and delivering unmatched quality.
Brown fused alumina stands out in various industrial applications due to its remarkable attributes: extraordinary hardness, outstanding toughness, and an exceptional high melting point. These characteristics make it an indispensable and unrivaled necessity across multiple sectors:
Abrasives: Brown fused alumina is a crucial component in manufacturing high-performance grinding wheels, sandpaper, blasting media, and a diverse range of other superior-grade abrasive products, ensuring precision and excellence.
Refractories: This material is fundamental in creating refractory bricks, castables, and other robust materials specifically designed to withstand extreme heat and temperature conditions, ensuring durability and reliability in demanding environments.
Surface Preparation: An ideal choice for cleaning, deburring, and preparing surfaces within metalworking, automotive, and other precision industries where meticulous attention to detail is crucial for superior results.
Ceramics: An essential element in ceramic products that require exceptional durability and thermal shock resistance, guaranteeing extended lifespan and optimal performance for a wide range of applications.
| 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: With a typical capacity of 200 L (53 gallons), these drums offer a robust and reliable solution for both storage and transportation needs.
Material: Made from durable metal or high-density polyethylene, these drums ensure outstanding strength and longevity, withstanding the toughest conditions.
Features: Featuring tamper-evident seals and moisture-resistant design, these stackable containers enhance storage efficiency while ensuring product integrity.
Applications: Ideal for environments requiring extra protection from environmental factors, these drums facilitate streamlined handling in automated processes.
Custom Packaging: Tailored Precision
Options: Offering bespoke packaging designed with meticulous attention to detail, these solutions are tailored to meet specific customer requirements with precision and care.
Features: Customizable in weights, materials, and labeling, these packages address specific needs and preferences, ensuring satisfaction in every detail.
Applications: Perfect for specialized industries or unique applications that necessitate specific packaging standards, ensuring compliance and excellence.
Labeling and Documentation: Clarity and Compliance
Identification: Every package is clearly labeled with detailed product information, including grade, grit size, weight, and batch number, guaranteeing clarity and traceability for users.
Safety Information: Labels are comprehensive, providing essential safety and handling instructions to protect users and handlers, ensuring safe and responsible use.
Compliance: All packaging strictly adheres to international shipping regulations and industry standards, ensuring safety and peace of mind throughout transit.
Luoyang Frere Import and Export Trading Co., Ltd. distinguishes itself as a leader in the trading industry, celebrated as a prestigious innovator. We are wholeheartedly committed to the specialized realm of refractory materials and abrasive media, seamlessly integrating profound industry insights with unmatched trade expertise. Our company takes immense pride in our cutting-edge testing facilities, paired with unrivaled technical proficiency. Situated in the dynamic heart of Luoyang city, Henan province, our two renowned factories boast an impressive legacy of 24 years in the meticulous production of both Brown Fused Alumina (BFA) and White Fused Alumina (WFA), establishing us as a trusted name in the sector.
Built upon robust foundations of strong factory partnerships, we present a refined selection of Cutting Wheels, Grinding Wheels, and Flap Discs at incredibly competitive prices. Our offerings are celebrated and trusted worldwide, skillfully meeting the diverse and evolving economic and social demands of today's global market. Our unwavering dedication to quality and customer satisfaction ensures that our products consistently reach the pinnacle of excellence and reliability, earning the trust of clients worldwide.
At Luoyang Frere, we highly cherish enduring collaborations and eagerly anticipate the opportunity to partner with your esteemed company. Our dedicated team is ready and eager to support your endeavors, playing a pivotal role in your forthcoming success and growth, making your journey with us a truly enriching experience.
At Frere Company, our unwavering dedication to customer satisfaction extends far beyond the point of sale. We proudly present an all-encompassing suite of after-sales services, meticulously crafted to secure your enduring success and contentment with our extraordinary products. Embrace an unparalleled service journey by partnering with us for your abrasive and refractory needs:
1. Technical Support:
Our highly skilled engineers and technical specialists stand ready to offer their unrivaled expertise and insight. Whether you seek guidance in selecting the perfect product, mastering complex application techniques, or navigating troubleshooting challenges, we are committed to ensuring your success and delivering exceptional results.
2. Product Training:
Our expansive training programs are meticulously designed to impart your team with the crucial knowledge and skills necessary for safe and efficient product use. From foundational handling practices to advanced application strategies, our sessions are tailored to meet your unique requirements and preferences.
3. Warranty and Repairs:
Our products are backed by a comprehensive warranty. Should any issues arise, our dedicated service team is poised to provide swift repairs or replacements, ensuring minimal operational disruption and complete peace of mind.
4. Regular Follow-ups:
We take pride in our proactive customer service approach. Our team conducts regular follow-ups to assess product performance and gather invaluable feedback. This dynamic process allows us to perpetually refine and tailor our solutions to meet your evolving demands perfectly.
5. Maintenance Services:
Designed to extend product lifespan and optimize performance, our specialized maintenance services are at your disposal. Our experts work with you to develop a maintenance schedule and provide on-site support, ensuring your equipment functions at peak performance.
6. Rapid Response:
In times of urgency, our rapid response team is ready to offer immediate assistance. Understanding the critical importance of timeliness in your operations, we manage issues with remarkable speed and efficiency, ensuring swift resolutions.
7. Spare Parts Availability:
Our extensive inventory of spare parts ensures that the components you require are readily available. Through an efficient logistics network, we guarantee prompt delivery, minimizing downtime and maintaining smooth operations.
8. Customer Feedback Loop:
Your insights are invaluable to us. We actively solicit feedback on our products and services, using it to drive continuous improvements. Our aim is to consistently surpass your expectations at every interaction.
9. 24/7 Customer Service:
Our committed customer service team stands by 24/7, ready to address any inquiries or concerns. From straightforward questions to urgent issues, we are here to provide steadfast support and assistance at any hour.
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