| Customization: | Available |
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| Natural Abrasive Type: | Fused Alumina |
| Artificial Abrasive Type: | Corundum Abrasives |
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Introducing our premier product, the Reliable Brown Fused Alumina Sand for Industrial Surface Treatment, brought to you by LUOYANG FRERE IMPORT AND EXPORT TRADING CO., LTD. Brown Fused Alumina, or Brown Aluminum Oxide, is renowned for its extraordinary durability and remarkable resistance to wear. It is expertly engineered through the careful fusion of bauxite, iron filings, and anthracite in a state-of-the-art high-temperature electric arc furnace. The result is then subjected to a meticulous process of cooling, crushing, and screening to ensure only the highest quality product. With its exceptional physical and chemical properties, this versatile material is essential for a wide range of industrial applications, providing unmatched performance and reliability.
| 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 meticulous craft of producing brown fused alumina (BFA), a process comprising distinct stages that collectively ensure the purity and effectiveness of this vital industrial material. The stages include raw material preparation, fusion, cooling, crushing, and classification. Below is an in-depth exploration:
Raw Material Preparation:
Bauxite: At the heart of our process is bauxite, a mineral rich in alumina (Al2O3). Our selection process is rigorous, focusing on bauxite with a high alumina percentage and minimal impurities to lay the foundation for a superior product.
Iron filings or scrap iron: These are judiciously added to the mixture, playing a crucial role in the reduction process during fusion, enhancing the purity of the resultant alumina.
Anthracite coal: Serving as a powerful reducing agent, anthracite coal is essential in our process, driving the transformation effectively.
Fusion:
Electric Arc Furnace (EAF): Our state-of-the-art electric arc furnace is where the magic happens, with expertly controlled electric arcs generating intense temperatures of 2000-2200°C (3632-3992°F). This environment is ideal for transforming the prepared mixture into molten alumina, ready for the next stage.
Reduction and Fusion: Under these high temperatures, watch as the alumina within bauxite liquefies and interacts seamlessly with carbon from anthracite, producing pure molten alumina. Concurrently, iron and impurities are efficiently reduced and separated, ensuring a high-quality end product.
Cooling:
Cooling the Molten Alumina: The molten alumina is transferred into molds or onto a cooling floor, where controlled cooling takes place to achieve optimal crystal structure and size, a critical factor in the product's final quality.
Formation of Ingots: As cooling progresses, the material solidifies into robust ingots or blocks, embodying the essence of fused alumina in its finest form.
Crushing and Grinding:
Primary Crushing: To commence the refinement of cooled ingots, robust jaw crushers or heavy machinery are employed, beginning the crushing journey.
Secondary Crushing and Grinding: The process advances as the material undergoes further crushing and grinding via cone crushers, roll crushers, and ball mills, gradually achieving the precise particle size that defines our product's exceptional quality.
Magnetic Separation:
Removing Metallic Impurities: Through sophisticated magnetic separators, we ensure the complete removal of any residual iron particles and other metallic impurities, cementing the purity of our alumina.
Sieving and Classification:
Particle Size Distribution: The refined alumina is then meticulously sieved into various grades, dictated by particle size, utilizing advanced vibrating screens and air classifiers to guarantee product consistency and quality.
Quality Control: Every batch we produce undergoes rigorous testing to assess chemical composition, particle size distribution, and other critical quality parameters, ensuring each meets or exceeds industry standards, and our commitment to excellence is unwavering.
Brown fused alumina is celebrated across industries for its impressive hardness, unrivaled toughness, and its ability to withstand extremely high temperatures, making it an ideal choice for a multitude of industrial applications:
Abrasives: This robust material is meticulously crafted into grinding wheels, sandpaper, blasting media, and a variety of other abrasive products, delivering exceptional performance and durability.
Refractories: Essential in manufacturing, brown fused alumina plays a crucial role in the creation of refractory bricks, castables, and numerous other materials designed to endure intense heat environments.
Surface Preparation: Perfect for industrial tasks such as cleaning, deburring, and surface preparation, it is extensively used in sectors like metalworking and automotive to achieve impeccable finishes.
Ceramics: As a key component in ceramic production, brown fused alumina imparts high durability and remarkable resistance to thermal shock, catering to 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:
Weight: Our drums are generally available in 200 L (53 gallons) sizes, providing a robust solution for storage needs.
Material: Crafted from durable metal or high-density polyethylene, these containers ensure long-lasting performance and protection.
Features: Each drum is secured with tamper-evident seals, offering moisture resistance, and is stackable for optimized storage space.
Applications: Ideal when additional protection from environmental factors is required or for ease of handling in automated processes.
Custom Packaging:
Options: We offer bespoke packaging solutions tailored to meet specific customer requirements, providing flexibility and personalization.
Features: Choose from custom weights, materials, and labeling options to precisely meet your unique needs.
Applications: Our custom packaging is suitable for specialized industries or unique applications that demand specific packaging standards.
Labeling and Documentation:
Identification: Every package is meticulously labeled with comprehensive product information, including grade, grit size, weight, and batch number, ensuring traceability and conformity.
Safety Information: Labels incorporate essential safety and handling instructions, safeguarding users and ensuring proper use.
Compliance: Our packaging adheres to international shipping regulations and industry standards, ensuring seamless global distribution.
Luoyang Frere Import and Export Trading Co., Ltd. stands out as an illustrious name in the realm of trading companies, expertly specializing in refractory materials and abrasive media. With a seamless blend of industry acumen and trade proficiency, we are equipped with state-of-the-art testing facilities and possess formidable technical expertise. Our dual factories, nestled in the industrial heartland of Luoyang city, Henan province, are backed by a rich legacy of 24 years in the production of Brown Fused Alumina (BFA) and White Fused Alumina (WFA).
Harnessing our robust factory affiliations, we pride ourselves on offering superior Cutting Wheels, Grinding Wheels, and Flap Discs at highly competitive prices. Our products are not only widely recognized but also earn unwavering trust, skillfully addressing the dynamic economic and social needs of the marketplace. Our unwavering commitment to quality and customer satisfaction guarantees that our offerings consistently adhere to the pinnacle of industry standards.
At Luoyang Frere, we cherish the essence of long-term partnerships and are keenly anticipating the chance to collaborate with your esteemed company. Our dedicated team is enthusiastic about supporting your needs and playing a pivotal role in your triumphs in the near future.
At Frere company, we are steadfast in our commitment to our clients, extending our responsibility far beyond the initial transaction. Our all-encompassing after-sales service is thoughtfully crafted to secure your unwavering satisfaction and success with our products. Opt for us as your premier abrasive and refractory supplier, and here's the exceptional support you can anticipate:
1. Technical Support:
Our seasoned engineers and technical specialists are ready to offer unparalleled advice and support. Whether you require guidance on product selection, application techniques, or troubleshooting, we stand by you to ensure optimal results and satisfaction.
2. Product Training:
We provide comprehensive training programs designed to empower your team with the skills needed to utilize our products both effectively and safely. From fundamental handling to sophisticated application methods, our training is customized to meet your unique requirements.
3. Warranty and Repairs:
All products are backed by a substantial warranty. Should any issues arise, our dedicated team promptly attends to repairs or replacements, ensuring your operations remain uninterrupted and efficient.
4. Regular Follow-ups:
Embracing proactive customer service, our team conducts regular follow-ups to evaluate product performance and gather your valuable feedback. This approach helps us enhance and tailor our offerings to better serve your evolving needs.
5. Maintenance Services:
To ensure maximum lifespan and efficiency of our products, we offer expert maintenance services. Our specialists assist in crafting maintenance schedules and provide on-site support, ensuring your equipment stays in top-tier condition.
6. Rapid Response:
In critical situations, our rapid response team is always available to deliver swift assistance. We recognize the importance of time in your operations and are dedicated to resolving issues with utmost haste.
7. Spare Parts Availability:
Maintaining a vast inventory of spare parts, we ensure quick access to essential components. Our streamlined logistics network ensures speedy delivery, minimizing downtime and enhancing operational efficiency.
8. Customer Feedback Loop:
Your feedback is a cornerstone of our continuous improvement efforts. We actively seek and utilize your insights to refine our products and services, aiming to surpass your expectations in every engagement.
9. 24/7 Customer Service:
Our customer service team is unwaveringly available around the clock to address any concerns or questions. Whether it's a quick inquiry or an urgent matter, we are here to support you any time, day or night.
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