Customization: | Available |
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Natural Abrasive Type: | Fused Alumina |
Artificial Abrasive Type: | Corundum Abrasives |
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Brown Fused Alumina, known in the industry as Brown Aluminum Oxide, is a top-tier synthetic mineral celebrated for its exceptional hardness and unparalleled wear resistance. This premium-grade material is meticulously engineered through a state-of-the-art process that fuses bauxite, iron filings, and anthracite within a high-temperature electric arc furnace. Following this, it is subjected to a meticulous process of cooling, crushing, and screening to maintain the pinnacle of quality standards. Its superior physical and chemical properties make this product indispensable across a multitude of industrial applications, guaranteeing peak performance and enduring durability that stands the test of time.
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 our exquisite Brown Fused Alumina (BFA), a symphony of meticulously orchestrated stages. Each step, from raw material preparation, fusion, and cooling, to the artful crushing and precise classification, unveils the artistry and dedication behind this extraordinary process.
Raw Material Preparation:
Bauxite: This fundamental building block of our superior production is meticulously chosen for its abundant alumina (Al2O3) content. Every batch of our handpicked bauxite ensures unparalleled purity and quality, paving the way for premium outcomes.
Iron filings or scrap iron: Seamlessly incorporated into the mixture, these materials significantly enhance the reduction process during fusion, elevating both efficiency and quality.
Anthracite coal: A vital component of the fusion process, anthracite coal acts as a powerful reducing agent. It plays an indispensable role in achieving remarkable transformation, powering our innovative production.
Fusion:
Electric Arc Furnace (EAF): Our masterfully blended mixture enters the formidable Electric Arc Furnace, where temperatures soar to a breathtaking 2000-2200°C (3632-3992°F). Under the influence of electric arcs from carbon electrodes, an awe-inspiring transformation begins.
Reduction and Fusion: In this high-temperature environment, bauxite's alumina melts and collaborates with anthracite's carbon, producing pure molten alumina. Impurities, including iron, are skillfully minimized and segregated, ensuring unmatched purity.
Cooling:
Cooling the Molten Alumina: The artistry continues as the molten alumina is expertly poured into molds or gracefully spread on a cooling floor. This controlled cooling process is vital for achieving the desired crystal structure and exact size, further enhancing quality.
Formation of Ingots: During cooling, the material solidifies into magnificent ingots or blocks, showcasing the opulent form of our illustrious 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 with precision and sophistication.
Secondary Crushing and Grinding: This process involves meticulous crushing and grinding through state-of-the-art cone crushers, roll crushers, and ball mills, ensuring the material achieves the ideal particle size, ready for its diverse applications.
Magnetic Separation:
Removing Metallic Impurities: The finely ground material passes through advanced magnetic separators, which excel at removing iron particles and metallic impurities, guaranteeing pristine purity and superior end product.
Sieving and Classification:
Particle Size Distribution: The refined alumina is expertly sieved into various grades based on particle size, utilizing sophisticated vibrating screens and air classifiers for precision and accuracy, ensuring diverse application potential.
Quality Control: Each batch undergoes rigorous testing for chemical composition, particle size distribution, and other critical quality metrics to ensure adherence to industry benchmarks, delivering exceptional quality and unrivaled performance.
Brown fused alumina is renowned across numerous industrial sectors for its extraordinary hardness, outstanding toughness, and exceptional high melting point, making it an unparalleled necessity:
Abrasives: This high-quality material is the cornerstone in manufacturing top-tier grinding wheels, premium sandpaper, efficient blasting media, and a multitude of other superior-grade abrasive products, ensuring precision and long-lasting performance.
Refractories: Brown fused alumina is pivotal in crafting robust refractory bricks, resilient castables, and other enduring materials specifically designed to withstand the harshest heat and temperature conditions, providing stability and reliability.
Surface Preparation: The ultimate solution for meticulous cleaning, precise deburring, and optimal surface preparation in metalworking, automotive, and various precision industries where excellence and attention to detail are paramount.
Ceramics: An essential element in ceramic manufacturing, it imparts remarkable durability and thermal shock resistance, ensuring products boast extended longevity and superior performance, meeting the highest standards of quality.
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: Our 200 L (53 gallons) drums provide a sturdy and reliable solution, perfectly suited for secure storage and efficient transport.
Material: Created from either durable metal or high-density polyethylene, these containers guarantee long-lasting strength and utility.
Features: With tamper-evident seals and moisture-resistant design, these stackable containers optimize storage while ensuring content integrity.
Applications: Ideal for environments demanding extra environmental protection or those utilizing automated processes for enhanced handling.
Custom Packaging: Tailored Precision
Options: We offer bespoke packaging meticulously crafted to meet specific customer specifications, ensuring precision and satisfaction.
Features: Our custom solutions accommodate varied weights, materials, and labeling to cater to unique customer requirements.
Applications: Perfectly aligned with specialized industries or unique applications, ensuring customized packaging that meets high standards.
Labeling and Documentation: Clarity and Compliance
Identification: Every package is clearly labeled with comprehensive product details-including grade, grit size, weight, and batch number-ensuring full clarity and traceability.
Safety Information: Our labels are rich in detailed safety and handling instructions, offering protection and assurance for users and handlers.
Compliance: All packaging strictly adheres to international shipping regulations and industry standards, guaranteeing safety and peace of mind during transit.
Luoyang Frere Import and Export Trading Co., Ltd. stands at the forefront of the trading industry as a prestigious innovator. We are passionately dedicated to the specialized field of refractory materials and abrasive media, seamlessly blending profound industry insights with unparalleled trade expertise. Our company takes immense pride in our state-of-the-art testing facilities, coupled with unmatched technical proficiency. Nestled in the vibrant heart of Luoyang city, Henan province, our two illustrious factories boast a rich legacy of 24 years in the meticulous production of both Brown Fused Alumina (BFA) and White Fused Alumina (WFA), making us a trusted name in the sector.
Built upon solid foundations of strong factory partnerships, we present an exquisite array of Cutting Wheels, Grinding Wheels, and Flap Discs at exceptionally competitive prices. Our offerings are renowned and trusted worldwide, adeptly meeting the diverse and evolving economic and social needs of today's global market. Our steadfast dedication to quality and customer satisfaction ensures that our products consistently reach the zenith of excellence and reliability, earning the trust of clients across the globe.
At Luoyang Frere, we highly value enduring collaborations and eagerly look forward to the opportunity to partner with your esteemed company. Our dedicated team stands ready, poised to support your endeavors and play a pivotal role in your forthcoming success and growth, making your journey with us an enriching experience.
At FRERE, our dedication to customer satisfaction extends well beyond the initial sale. Our exhaustive array of after-sales services is crafted to ensure your lasting contentment and achievement with our top-tier offerings. Step into a world of unparalleled service excellence when you select us as your steadfast partner for all abrasive and refractory needs:
1. Technical Support:
Our accomplished engineers and technical experts are always ready to impart their unparalleled knowledge and insights. Whether you're in need of help choosing the perfect product, mastering complex techniques, or navigating troubleshooting challenges, we are here to drive your success and deliver outstanding results.
2. Product Training:
Our comprehensive training programs are meticulously crafted to arm your team with critical knowledge and skills for safe and efficient product use. From basic handling to advanced application methodologies, our sessions are tailored to meet your distinct requirements and preferences.
3. Warranty and Repairs:
Each of our products is supported by a strong warranty. Should any issues arise, our dedicated team is on hand to carry out swift repairs or replacements, ensuring minimal impact on your operations and providing peace of mind.
4. Regular Follow-ups:
Our proactive approach to customer service includes regular follow-ups to assess product performance and collect invaluable feedback. This interactive process allows us to continuously refine and customize our solutions, precisely matching your shifting needs.
5. Maintenance Services:
To extend product life and ensure peak performance, we offer specialized maintenance services. Our experts assist in crafting a maintenance plan and provide onsite support to guarantee your equipment functions optimally.
6. Rapid Response:
In critical situations, our rapid response team is poised to provide immediate support. Understanding the critical nature of timing in your business, we resolve issues with remarkable speed and precision, ensuring quick solutions.
7. Spare Parts Availability:
Our vast inventory of spare parts ensures swift acquisition of necessary components. Supported by an efficient logistics network, we guarantee fast delivery, minimizing downtime and ensuring seamless operations.
8. Customer Feedback Loop:
Your insights are a treasure to us. We actively seek your feedback on our products and services, utilizing it to fuel ongoing enhancements. Our goal is to consistently surpass your expectations in every interaction.
9. 24/7 Customer Service:
Our dedicated customer service team is available 24/7, prepared to address any queries or issues you may encounter. Whether dealing with a simple question or an urgent matter, we stand by to offer unwavering support and assistance.