| Customization: | Available |
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| Natural Abrasive Type: | Fused Alumina |
| Artificial Abrasive Type: | Corundum Abrasives |
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Indulge in the excellence of Brown Fused Alumina, also celebrated as Brown Aluminum Oxide, a top-tier synthetic mineral famed for its extraordinary hardness and unrivaled wear resistance. Crafted through an intricate procedure involving the fusion of bauxite, iron filings, and anthracite, all within a high-temperature electric arc furnace, it undergoes a sophisticated process of cooling, crushing, and screening. This ensures that every particle boasts superior quality. The exclusive physical and chemical properties of this product make it indispensable across a vast array of industrial applications, delivering peak performance and long-lasting 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 journey through the intricate and artful creation of brown fused alumina (BFA), a masterpiece of engineering. This multi-stage process is a symphony of precision, seamlessly integrating raw material preparation, fusion, cooling, crushing, and thorough classification. Join us for an enlightening dive into this extraordinary process:
Raw Material Preparation:
Bauxite: The cornerstone of our premium production, handpicked bauxite, brimming with rich alumina (Al2O3) content, guarantees superior quality and minimal impurities, setting the stage for unparalleled excellence.
Iron filings or scrap iron: Strategically infused into the mixture to act as a catalyst in the reduction process during fusion, significantly enhancing efficiency and performance.
Anthracite coal: This crucial reducing agent is an integral part of the fusion process, delivering powerful results.
Fusion:
Electric Arc Furnace (EAF): The meticulously prepared blend is introduced into the electric arc furnace, where temperatures reach an astonishing 2000-2200°C (3632-3992°F), thanks to electric arcs from carbon electrodes, sparking the transformative journey.
Reduction and Fusion: At these intense temperatures, bauxite's alumina gracefully melts and reacts with the carbon of anthracite to produce molten alumina. This process effectively segregates and reduces iron and other impurities.
Cooling:
Cooling the Molten Alumina: Expertly poured into molds or onto the cooling floor, the molten alumina undergoes controlled cooling, which is pivotal in creating the ideal crystal structure and desired size.
Formation of Ingots: As cooling continues, the material solidifies into magnificent ingots or blocks, heralding the birth of illustrious fused alumina.
Crushing and Grinding:
Primary Crushing: The resolute cooled ingots face their initial transformation, broken down by powerful jaw crushers or similar robust machinery, preparing them for further refinement.
Secondary Crushing and Grinding: Here, the material is meticulously ground and crushed to smaller sizes through cone crushers, roll crushers, and ball mills, pursuing the perfect particle size with unwavering precision.
Magnetic Separation:
Removing Metallic Impurities: The finely ground material undergoes magnetic separation, expertly eliminating iron particles and other metallic impurities, ensuring pristine purity.
Sieving and Classification:
Particle Size Distribution: The refined alumina is systematically sieved and classified into diverse grades based on particle size. Utilizing precision vibrating screens and air classifiers, we achieve exacting standards.
Quality Control: Each batch is subjected to stringent testing for chemical composition, particle size distribution, and other quality metrics, assuring compliance with industry standards and delivering exceptional quality.
Brown fused alumina stands as a titan in various industrial sectors, revered for its extraordinary hardness, unmatched toughness, and a lofty melting point, making it an essential material across the board:
Abrasives: This formidable component is pivotal in crafting grinding wheels, sandpaper, blasting media, and a host of other elite abrasive products, elevating quality and performance.
Refractories: Indispensable in the creation of refractory bricks, castables, and a suite of resilient materials engineered to endure and excel under extreme temperatures.
Surface Preparation: Perfectly suited for cleaning, deburring, and preparing surfaces, it finds a home in metalworking, automotive, and other meticulous industries requiring precision.
Ceramics: This vital ingredient enriches ceramic products, endowing them with superior durability and thermal shock resistance, guaranteeing enduring performance and reliability.
| 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:
Weight: Typically available in sturdy 200 L (53 gallons) drums, ideal for a range of applications.
Material: Fabricated from robust metal or high-density polyethylene, ensuring maximum strength and durability.
Features: Equipped with tamper-evident seals and engineered to resist moisture, these stackable containers offer efficient space-saving storage.
Applications: Utilized when enhanced protection from environmental elements is crucial, or when seamless handling in automated processes is required.
Custom Packaging:
Options: Tailored packaging solutions meticulously crafted to meet specific customer requirements and preferences.
Features: Provides custom weights, materials, and labeling options to fulfill distinct needs and preferences with precision.
Applications: Perfectly suited for specialized industries or unique applications that mandate specific packaging standards and customization.
Labeling and Documentation:
Identification: Each package is clearly labeled with detailed product information, including grade, grit size, weight, and batch number, ensuring clear identification.
Safety Information: Labels include comprehensive safety and handling instructions to ensure proper use.
Compliance: Packaging strictly complies with international shipping regulations and industry standards, ensuring safe and worry-free transit.
Luoyang Frere Import and Export Trading Co., Ltd. is a prestigious trailblazer in the trading sector, with a profound specialization in refractory materials and abrasive media. By seamlessly blending industry acumen with trade excellence, our company boasts state-of-the-art testing facilities and an unrivaled level of technical expertise. Located in the vibrant heart of Luoyang city, Henan province, our two renowned factories proudly carry forward a legacy of 24 years in producing both Brown Fused Alumina (BFA) and White Fused Alumina (WFA).
Grounded in robust factory partnerships, we offer an exquisite selection of Cutting Wheels, Grinding Wheels, and Flap Discs at genuinely competitive prices. Our products are celebrated and held in high regard worldwide, effectively meeting the diverse and evolving economic and social demands of today's market. Our steadfast commitment to quality and customer satisfaction ensures that our offerings consistently reach the heights of excellence and reliability.
At Luoyang Frere, we value enduring partnerships and eagerly look forward to the opportunity of collaborating with your esteemed company. Our dedicated team is poised to support your ventures and play a pivotal role in your forthcoming success and expansion.
At Frere company, we are committed to standing by our customers far beyond the point of purchase. Our comprehensive after-sales service is meticulously designed to ensure your continued satisfaction and triumphant use of our products. Experience the exemplary service you can expect when selecting us as your preferred abrasive and refractory partner:
1. Technical Support:
Our team of experienced engineers and technical specialists is ready to offer unrivaled guidance and support. Whether you need assistance in selecting the optimal product, mastering sophisticated application techniques, or overcoming troubleshooting hurdles, we are dedicated to helping you achieve exceptional outcomes.
2. Product Training:
We deliver comprehensive training programs to equip your team with the expertise necessary to use our products effectively and safely. Our training covers everything from fundamental handling to advanced application strategies, all tailored to suit your specific needs.
3. Warranty and Repairs:
Our offerings come with a robust warranty. In the event of any issues, our committed service team is ready to provide prompt repairs or replacements, ensuring minimal disruption to your operations.
4. Regular Follow-ups:
We champion proactive customer engagement. Our team conducts regular follow-ups to evaluate product performance and gather your invaluable feedback. This process allows us to continually enhance and tailor our solutions to perfectly fit your requirements.
5. Maintenance Services:
To prolong the lifespan and boost the efficiency of our products, we offer specialized maintenance services. Our experts can help devise a maintenance schedule and provide on-site assistance to keep your equipment in top condition.
6. Rapid Response:
For urgent matters, our rapid response team is ready to deliver immediate assistance. Understanding the critical importance of timing in your business, we address issues with the utmost speed and proficiency.
7. Spare Parts Availability:
We maintain an extensive stock of spare parts to ensure quick access to necessary components. Our efficient logistics network guarantees fast delivery, reducing downtime and ensuring uninterrupted operations.
8. Customer Feedback Loop:
Your feedback is invaluable to us. We actively seek your insights on our products and services, using them to drive continuous improvements. Our goal is to exceed your expectations at every turn.
9. 24/7 Customer Service:
Our dedicated customer service team is available around the clock, prepared to address any questions or issues you may face. Whether it's a simple inquiry or an urgent matter, we are here to provide steadfast support.
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