| Customization: | Available |
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| Natural Abrasive Type: | Fused Alumina |
| Artificial Abrasive Type: | Corundum Abrasives |
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Brown Fused Alumina, or Brown Aluminum Oxide, emerges as a leading-edge synthetic mineral renowned for its incredible hardness and unparalleled wear resistance. Meticulously engineered, this top-tier material is crafted through a state-of-the-art procedure that melds bauxite, iron filings, and anthracite in a high-temperature electric arc furnace. Following this, it is subjected to an intricate process of cooling, crushing, and screening to meet the most stringent quality requirements. Its unparalleled physical and chemical properties make it essential for diverse industrial applications, guaranteeing 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: The cornerstone of our exceptional production process, this material is meticulously chosen for its rich alumina (Al2O3) content. Our handpicked bauxite guarantees purity, ensuring a pathway to outstanding results.
Iron filings or scrap iron: Seamlessly integrated into the blend, these materials significantly enhance the reduction process during fusion, boosting both efficiency and quality.
Anthracite coal: An indispensable component in the fusion process, anthracite coal serves as a formidable reducing agent, playing a vital role in achieving the desired transformation.
Fusion:
Electric Arc Furnace (EAF): Our expertly crafted mixture enters the Electric Arc Furnace, where temperatures soar to an astounding 2000-2200°C (3632-3992°F). The electric arcs from carbon electrodes initiate the transformative journey.
Reduction and Fusion: Within this high-temperature arena, the alumina from bauxite melts and interacts with the carbon from anthracite, resulting in molten alumina. Impurities like iron are effectively reduced and separated, ensuring exceptional purity.
Cooling:
Cooling the Molten Alumina: The artistry continues as molten alumina is skillfully poured into molds or expertly spread on a cooling floor. This controlled cooling is vital to achieving the targeted crystal structure and size.
Formation of Ingots: As cooling progresses, the material solidifies into majestic ingots or blocks, showcasing the luxurious form of fused alumina.
Crushing and Grinding:
Primary Crushing: These cooled ingots undergo an initial breakdown by powerful jaw crushers or equivalent machinery, paving the way for further refinement.
Secondary Crushing and Grinding: This involves a meticulous process of crushing and grinding through cone crushers, roll crushers, and ball mills to achieve the perfect particle size.
Magnetic Separation:
Removing Metallic Impurities: The finely milled material traverses magnetic separators, which excel in extracting iron particles and metallic impurities, ensuring immaculate purity.
Sieving and Classification:
Particle Size Distribution: The refined alumina is meticulously sieved into various grades by particle size, utilizing vibrating screens and air classifiers for utmost precision and accuracy.
Quality Control: Each batch undergoes rigorous testing for chemical composition, particle size distribution, and other essential quality metrics to ensure it meets industry standards and delivers unparalleled quality.
Brown fused alumina stands proud in the industrial world with its breathtaking hardness, remarkable toughness, and unmatched high melting point. It is a fundamental asset that is indispensable across various sectors:
Abrasives: A cornerstone in the formulation of grinding wheels, sandpaper, blasting media, and an extensive variety of top-tier abrasive products that demand excellence.
Refractories: Essential for crafting refractory bricks, castables, and other robust materials specifically designed to withstand the most extreme heat and temperature challenges.
Surface Preparation: The ultimate choice for cleaning, deburring, and preparing surfaces with precision in metalworking, automotive, and other industries where attention to detail is paramount.
Ceramics: A crucial ingredient in ceramic products that call for extraordinary durability and thermal shock resistance, guaranteeing extended life and optimal functionality.
| 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: Versatility Meets Durability
Weight: Typically available as 200 L (53 gallons) drums, providing a strong and reliable option for both storage and transportation.
Material: Made from enduring metal or high-density polyethylene to guarantee strength and long-lasting durability.
Features: Designed with tamper-evident seals to resist moisture, stackable to maximize storage space efficiently.
Applications: Ideal for situations demanding enhanced protection against environmental factors or optimized handling in automated settings.
Custom Packaging: Precision Tailored to Your Needs
Options: We offer bespoke packaging solutions precisely tailored to each customer's unique specifications.
Features: Facilitates custom weights, materials, and labeling to meet specific requirements and preferences with precision.
Applications: Perfect for specialized industries or unique usage scenarios requiring specific packaging standards.
Labeling and Documentation: Ensuring Clarity and Compliance
Identification: Every package is clearly labeled with detailed product info, including grade, grit size, weight, and batch number for thorough traceability.
Safety Information: Detailed labels provide crucial safety and handling instructions, protecting users and handlers alike.
Compliance: Packaging rigorously complies with international shipping regulations and industry standards, ensuring safe and worry-free transportation.
Luoyang Frere Import and Export Trading Co., Ltd. is a prestigious innovator leading the trading industry. With a passionate focus on refractory materials and abrasive media, we blend profound industry insights with unmatched trade expertise. Our pride lies in our cutting-edge testing facilities and unmatched technical proficiency. Located in the vibrant heart of Luoyang city, Henan province, our two illustrious factories boast a rich legacy of 24 years in producing both Brown Fused Alumina (BFA) and White Fused Alumina (WFA), establishing us as a trusted name in the sector.
Rooted in strong factory partnerships, we offer an exquisite selection of Cutting Wheels, Grinding Wheels, and Flap Discs at exceptionally competitive prices. Our offerings are globally renowned and trusted, meeting the diverse and evolving economic and social needs of today's 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 cherish enduring collaborations and eagerly anticipate partnering with your esteemed company. Our dedicated team is ready to support your endeavors and play a pivotal role in your forthcoming success and growth, ensuring your journey with us is an enriching experience.
At Frere company, we are steadfast in our commitment to our customers long after the transaction is complete. Our comprehensive suite of after-sales services is meticulously designed to ensure your enduring satisfaction and success with our exceptional offerings. Discover the remarkable service experience awaiting you when you choose us as your reliable partner for abrasive and refractory solutions:
1. Technical Support:
Our team of accomplished engineers and technical specialists is on standby to deliver unmatched expertise and guidance. Whether you need assistance selecting the ideal product, mastering intricate application techniques, or overcoming troubleshooting hurdles, we are devoted to facilitating your success and achieving outstanding outcomes.
2. Product Training:
We offer extensive training programs designed to equip your team with the essential knowledge and skills to utilize our products with efficiency and safety. Our training sessions range from foundational handling practices to sophisticated application strategies, meticulously tailored to fit your specific needs and preferences.
3. Warranty and Repairs:
Our offerings are fortified by a robust warranty. In the event of any issues, our dedicated service team is ready to provide prompt repairs or replacements, ensuring minimal disruption to your operations and peace of mind.
4. Regular Follow-ups:
We pride ourselves on our proactive customer service approach. Our team conducts regular follow-ups to evaluate product performance and gather your invaluable feedback. This dynamic process allows us to continuously enhance and customize 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 its best.
6. Rapid Response:
In urgent situations, our rapid response team is prepared to deliver immediate assistance. Recognizing the 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, reducing downtime and keeping your operations running smoothly.
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 aim is to consistently exceed 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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