| Customization: | Available |
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| Natural Abrasive Type: | Fused Alumina |
| Artificial Abrasive Type: | Corundum Abrasives |
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Brown Fused Alumina, also known as Brown Aluminum Oxide, is an unparalleled synthetic mineral celebrated for its exceptional hardness and extraordinary wear resistance. Expertly crafted, this top-tier material emerges from a sophisticated fusion process involving bauxite, iron filings, and anthracite within a high-temperature electric arc furnace. Afterward, it meticulously undergoes a series of cooling, crushing, and screening stages to maintain its superior quality. The outstanding physical and chemical properties of this product make it an essential choice for numerous industrial applications, promising exceptional 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 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 reveals the artistry behind this extraordinary process.
Raw Material Preparation:
Bauxite: This fundamental building block of our superior production is carefully selected for its abundant alumina (Al2O3) content. Our handpicked bauxite ensures purity and quality, paving the path for premium outcomes.
Iron filings or scrap iron: Seamlessly incorporated into the mixture, these materials enhance the reduction process during fusion, boosting efficiency and quality.
Anthracite coal: A vital component in the fusion process, anthracite coal acts as a powerful reducing agent, playing a crucial role in achieving the desired transformation.
Fusion:
Electric Arc Furnace (EAF): Our masterfully blended mixture enters the Electric Arc Furnace, where temperatures escalate to an impressive 2000-2200°C (3632-3992°F). Under the influence of electric arcs from carbon electrodes, the transformation begins.
Reduction and Fusion: In this high-temperature environment, bauxite's alumina melts and engages with anthracite's carbon, producing molten alumina. Impurities like iron are effectively minimized and segregated, ensuring purity.
Cooling:
Cooling the Molten Alumina: The artistry continues as molten alumina is expertly poured into molds or spread on a cooling floor. The controlled cooling process is vital for achieving the desired crystal structure and size.
Formation of Ingots: During cooling, the material solidifies into magnificent ingots or blocks, showcasing the opulent form of fused alumina.
Crushing and Grinding:
Primary Crushing: These cooled ingots undergo initial breakdown by robust jaw crushers or similar machinery, setting the stage 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, guaranteeing 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 to ensure adherence to industry benchmarks and deliver exceptional quality.
Brown fused alumina proudly stands as a top-choice material across a multitude of industrial applications due to its unmatched hardness, incredible toughness, and impressive high melting point-a true necessity in numerous fields:
Abrasives: An essential powerhouse in manufacturing grinding wheels, sandpaper, blasting media, and an extensive range of high-caliber abrasive products designed for excellence and precision.
Refractories: Plays a crucial role in crafting refractory bricks, castables, and other robust materials tailored to withstand extreme heat and intense temperature environments with unwavering resilience.
Surface Preparation: The ultimate choice for meticulous cleaning, deburring, and surface preparation in metalworking, automotive, and other industries where precision and accuracy are paramount.
Ceramics: A vital component in ceramic products demanding exceptional durability and resistance to thermal shock, ensuring prolonged lifespan and optimal performance for demanding 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 200 L (53 gallons) capacity, these drums present a robust solution for storage and transport.
Material: Crafted from resilient metal or high-density polyethylene, ensuring unmatched strength and longevity.
Features: Equipped with tamper-evident seals and moisture-resistant design, these stackable containers optimize storage efficiency.
Applications: Ideal where enhanced protection from environmental factors is necessary, or for streamlined handling in automated processes.
Custom Packaging: Tailored Precision
Options: We offer bespoke packaging solutions meticulously customized to meet your specific requirements with precision.
Features: Customizable options for weights, materials, and labels address unique needs and preferences.
Applications: Perfect for specialized industries or unique applications that demand specific packaging standards.
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.
Safety Information: Labels provide comprehensive safety and handling instructions, prioritizing user and handler safety.
Compliance: Our packaging adheres strictly to international shipping regulations and industry standards, ensuring safety and peace of mind during transit.
Luoyang Frere Import and Export Trading Co., Ltd. stands at the pinnacle of the trading industry as a prestigious innovator. With an unwavering commitment to excellence, we passionately delve into the specialized realm of refractory materials and abrasive media, where we seamlessly blend profound industry insights with unparalleled trade expertise. Our company stands tall with immense pride, boasting cutting-edge testing facilities and unmatched technical proficiency. Nestled in the vibrant heart of Luoyang city, Henan province, our two illustrious factories carry a rich legacy of 24 years, meticulously producing Brown Fused Alumina (BFA) and White Fused Alumina (WFA). This has solidified our position as a trusted name in the sector.
Built upon solid foundations of robust factory partnerships, we present an exquisite array of meticulously crafted Cutting Wheels, Grinding Wheels, and Flap Discs at exceptionally competitive prices. Our renowned offerings are trusted worldwide, adeptly meeting the diverse and evolving economic and social needs of today's discerning global market. Our unwavering dedication to quality and customer satisfaction ensures that our products consistently reach the zenith of excellence and reliability, earning the trust of a distinguished clientele across the globe.
At Luoyang Frere, we highly value enduring collaborations and eagerly anticipate the opportunity to partner with your esteemed company. Our dedicated and passionate team stands ready, poised to support your endeavors and play a pivotal role in your forthcoming success and growth. We strive to make your journey with us an enriching and rewarding experience, as we usher you into a future adorned with unparalleled achievements.
At Frere company, we are deeply dedicated to our customers, offering unwavering support long after the transaction is done. Our comprehensive suite of after-sales services is thoughtfully crafted to guarantee your lasting satisfaction and success with our remarkable offerings. Experience the extraordinary service that awaits when you choose us as your trusted partner in abrasive and refractory solutions:
1. Technical Support:
Our team of skilled engineers and technical specialists is on standby to provide unparalleled expertise and guidance. Whether you require assistance in selecting the perfect product, mastering complex application techniques, or overcoming troubleshooting challenges, we are fully committed to facilitating your success and helping you achieve remarkable outcomes.
2. Product Training:
We provide comprehensive training programs designed to equip your team with the vital knowledge and skills necessary to use our products efficiently and safely. Our training sessions cover everything from basic handling practices to advanced application strategies, custom-tailored to meet your specific needs and preferences.
3. Warranty and Repairs:
Our products are backed by a strong warranty. In case of any issues, our dedicated service team is ready to provide prompt repairs or replacements, ensuring minimal disruption to your operations and providing 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 your invaluable feedback. This continuous process enables us to enhance and tailor our solutions to perfectly align with your evolving needs.
5. Maintenance Services:
To maximize the lifespan and optimize the performance of our products, we offer specialized maintenance services. Our experts assist in developing a maintenance schedule and provide on-site support to ensure your equipment operates at peak efficiency.
6. Rapid Response:
In urgent situations, our rapid response team is prepared to deliver immediate assistance. Recognizing the crucial importance of timeliness in your business, we address issues with exceptional speed and efficiency, ensuring swift resolutions.
7. Spare Parts Availability:
We maintain an extensive inventory of spare parts to ensure you promptly receive the components you need. Our efficient logistics network guarantees swift delivery, minimizing downtime and keeping your operations running seamlessly.
8. Customer Feedback Loop:
Your insights are invaluable to us. We actively encourage your feedback on our products and services, using it to drive continuous improvements. Our goal is to consistently surpass your expectations at every point of interaction.
9. 24/7 Customer Service:
Our dedicated customer service team is available around the clock, ready to address any questions or concerns you may have. Whether it's a simple inquiry or an urgent issue, we are here to provide unwavering support and assistance.
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