| 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, stands as a beacon of excellence among synthetic minerals, renowned for its unmatched hardness and exceptional wear resistance. This premium-grade material is meticulously engineered through an advanced and sophisticated process involving the fusion of bauxite, iron filings, and anthracite in a high-temperature electric arc furnace. Post this, the material undergoes a thorough cooling, crushing, and screening process, ensuring it surpasses the highest quality standards. Its outstanding physical and chemical properties make this product indispensable for a myriad of industrial applications, promising unrivaled performance and enduring durability, making it a choice material for those seeking excellence.
| 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 into the intricate world of brown fused alumina (BFA) production, where precision meets artistry at every turn. This remarkable process unfolds through a series of meticulously orchestrated stages: from the careful preparation of raw materials to the grand finale of systematic crushing and classification. Each step reveals the mastery and craftsmanship dedicated to creating this exceptional material.
Raw Material Preparation:
Bauxite: A crucial element at the heart of our production, this high alumina (Al2O3) content material is meticulously chosen. Our rigorous selection process ensures unmatched purity and quality, forming the foundation for exceptional results.
Iron filings or scrap iron: These materials are seamlessly incorporated into the blend, significantly enhancing the reduction process during fusion, thereby elevating both efficiency and the quality of the final output.
Anthracite coal: Acting as an essential component in the fusion process, anthracite coal serves as a powerful reducing agent, facilitating vital transformations with unparalleled effectiveness.
Fusion:
Electric Arc Furnace (EAF): Our expertly formulated mixture is introduced into the Electric Arc Furnace, where temperatures escalate to an astounding 2000-2200°C (3632-3992°F). Here, under the influence of electric arcs generated by carbon electrodes, the transformation process begins.
Reduction and Fusion: In this searing heat, bauxite's alumina liquefies as it interacts with carbon from anthracite, resulting in the formation of molten alumina. Impurities, including iron, are effectively reduced and separated, ensuring exceptional purity throughout.
Cooling:
Cooling the Molten Alumina: The delicate art of cooling commences as molten alumina is expertly poured into molds or carefully layered on a cooling floor. This controlled cooling is pivotal in achieving the precise crystal structure and size desired.
Formation of Ingots: The cooling phase facilitates the solidification of the material into magnificent ingots or blocks, epitomizing the refined elegance of fused alumina.
Crushing and Grinding:
Primary Crushing: These solidified ingots are subjected to an initial crushing by powerful jaw crushers or similar machinery, setting the stage for further refinement.
Secondary Crushing and Grinding: This phase involves meticulous grinding and crushing 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, which excel in removing iron particles and other metallic impurities, guaranteeing superior purity.
Sieving and Classification:
Particle Size Distribution: The refined alumina is meticulously sieved into diverse grades based on particle size, employing vibrating screens and air classifiers for extraordinary precision and accuracy.
Quality Control: Every batch undergoes stringent testing for chemical composition, particle size distribution, and other pivotal quality parameters to ensure adherence to industry standards and deliver exceptional quality.
Brown fused alumina is renowned across numerous industrial sectors for its extraordinary hardness, superior toughness, and impressive high melting point, making it an indispensable, unparalleled component in various applications:
Abrasives: An essential element in the production of grinding wheels, sandpaper, blasting media, and a broad spectrum of premium abrasive products, offering unmatched performance.
Refractories: Integral to the fabrication of refractory bricks, castables, and other durable materials engineered to endure extreme heat and withstand temperature challenges effectively.
Surface Preparation: The ultimate choice for precise cleaning, deburring, and preparing surfaces in metalworking, automotive, and other precision-focused industries, ensuring impeccable results.
Ceramics: A crucial component in crafting ceramic products that demand exceptional durability and resistance to thermal shock, ensuring longevity and outstanding 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: These robust 200 L (53 gallons) drums provide a solid and reliable solution for storage and transport needs, ensuring your materials are securely contained.
Material: Built from either tough metal or high-density polyethylene, these drums promise maximum strength and longevity, standing up to the most demanding conditions.
Features: With tamper-evident seals and moisture-resistant design, these stackable containers enhance storage efficiency and safety, ensuring your materials stay protected.
Applications: Ideal for environments requiring additional protection from environmental elements, these containers are also perfect for efficient handling in automated systems.
Custom Packaging: Tailored Precision
Options: Our custom packaging solutions provide tailored precision to meet your specific requirements, delivering personalized options to match your unique needs.
Features: Enjoy flexibility with custom weights, materials, and labeling, allowing you to cater the packaging to your distinct preferences and specifications.
Applications: Especially suited for industries or applications with demanding packaging standards, our custom solutions ensure your specific requirements are met.
Labeling and Documentation: Clarity and Compliance
Identification: Each package is clearly labeled with detailed product information, including grade, grit size, weight, and batch number, ensuring clarity and traceability throughout its journey.
Safety Information: Labels are meticulously detailed with safety and handling instructions, providing essential guidance to protect both users and handlers during use.
Compliance: Our packaging adheres to international shipping regulations and industry standards, assuring safety and giving you peace of mind as your products transit globally.
Luoyang Frere Import and Export Trading Co., Ltd. illuminates the trading industry with unparalleled innovation and excellence. With a passionate dedication to the complex realms of refractory materials and abrasive media, we seamlessly blend profound industry insight with unmatched trade expertise. We pride ourselves on our state-of-the-art testing facilities and exceptional technical acumen. Nestled in the vibrant center of Luoyang city, Henan province, our two prestigious factories boast an impressive legacy, spanning 24 years in the meticulous crafting of Brown Fused Alumina (BFA) and White Fused Alumina (WFA). These remarkable credentials establish us as a revered and trusted authority in the sector.
Bolstered by solid factory partnerships, we present an exquisite array of Cutting Wheels, Grinding Wheels, and Flap Discs at incredibly competitive prices. Our products, globally renowned and trusted, adeptly meet the diverse and ever-changing economic and social demands of today's international market. Our unwavering commitment to quality and customer satisfaction guarantees that our products consistently achieve the highest levels of excellence and reliability, securing the trust and loyalty of clients across the globe.
At Luoyang Frere, we treasure enduring collaborations and eagerly look forward to the opportunity of partnering with your esteemed enterprise. Our dedicated team stands ready and enthusiastic to support your ventures, playing a pivotal role in your future success and growth. We are devoted to making your journey with us not just a partnership, but a profoundly enriching and rewarding experience.
At Frere company, our dedication to client satisfaction and excellence extends far beyond the initial sale. We offer a meticulously curated suite of after-sales services, each designed to ensure your continual satisfaction and success with our exceptional products. Experience an unmatched service journey with us as your trusted partner for abrasive and refractory solutions:
1. Technical Support:
Our team of elite engineers and technical specialists is poised to provide exceptional expertise and guidance. Whether you need help selecting the ideal product, mastering intricate application techniques, or overcoming troubleshooting hurdles, we are dedicated to empowering your achievements and ensuring outstanding results.
2. Product Training:
We offer comprehensive training programs tailored to equip your team with vital knowledge and skills for safe and effective product usage. From basic handling practices to advanced application techniques, our sessions are meticulously structured to meet your specific needs and preferences.
3. Warranty and Repairs:
Our products come with a robust warranty. Should issues arise, our dedicated service team is ready to provide timely repairs or replacements, minimizing operational disruptions and ensuring your peace of mind.
4. Regular Follow-ups:
We take great pride in our proactive customer service approach. Regular follow-ups allow us to evaluate product performance and gather your invaluable feedback. This dynamic interaction enables us to continuously refine and customize our solutions to seamlessly adapt to your evolving needs.
5. Maintenance Services:
To optimize performance and prolong product lifespan, we offer specialized maintenance services. Our experts collaborate with you to develop a maintenance schedule and provide on-site support, ensuring your equipment remains at peak efficiency.
6. Rapid Response:
In urgent situations, our rapid response team delivers immediate assistance. We understand the critical importance of timeliness in your business, addressing issues with remarkable speed and efficacy to ensure swift resolutions.
7. Spare Parts Availability:
Our extensive inventory of spare parts is maintained to supply you with necessary components promptly. Our efficient logistics network ensures swift delivery, minimizing downtime and maintaining uninterrupted operations.
8. Customer Feedback Loop:
Your insights are invaluable, and we actively seek your feedback to enhance our products and services continuously. Our goal is to consistently exceed your expectations at every touchpoint.
9. 24/7 Customer Service:
Our dedicated customer service team is available around the clock to address any inquiries or concerns. Whether it's a routine question or an urgent matter, we provide unwavering support and assistance whenever you need it.
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