Production Process of Brown Fused Alumina Micro Powder
Release Date：2023-08-18 11:12
Brown corundum micro-powder, derived from high-quality alumina, plays a pivotal role in various industrial sectors, including the CRT television industry for grinding glass shells, as well as in the production of sandpaper, sand cloth, modules, and high-quality refractory materials.
The Crafting Process of Brown Corundum Micro-Powder
Brown corundum micro-powder is primarily manufactured using premium bauxite as its main raw material. This involves a series of processing steps, including purification, impurity removal, crystallization, sorting, crushing, magnetic separation, and sieving, all conducted in an electric arc smelting furnace at temperatures exceeding 2200°C. The result is a range of particle sizes that exhibit exceptional properties: high hardness, substantial strength, impact resistance, high-temperature durability, oxidation resistance, corrosion resistance, and minimal creep deformation.
Applications and Versatility of Brown Corundum Micro-Powder
The utility of brown corundum micro-powder extends across a spectrum of applications. It is indispensable in the creation of ceramic resin abrasives, sandblasting, grinding, and polishing operations. Moreover, it is extensively utilized in crafting wear-resistant, anti-skid tracks, high-temperature matrix coatings, and advanced refractory materials for industrial kilns in fields as diverse as metallurgy and chemical engineering.
Chemical Composition and Crystal Structure
The chemical composition of brown corundum micro-powder stands as a testament to its quality and functionality. With a chemical composition comprising 95%-97.5% α-aluminum oxide (Al2O3), less than 1% silicon dioxide (SiO2), 1.5%-3.9% titanium dioxide (TiO2), less than 0.25% iron oxide (Fe2O3), and less than 0.25% calcium oxide (CaO), this micro-powder boasts the distinctive α-Al2O3 trigonal crystal structure.
Brown Corundum Micro-Powder: Empowering Industries
The remarkable versatility of brown corundum micro-powder has propelled its widespread usage across diverse industrial domains. From enhancing the surface quality of CRT television glass shells to its pivotal role in sanding, grinding, and polishing operations, this micro-powder showcases its unparalleled effectiveness. Its significance expands to crafting durable, anti-slip tracks and high-temperature matrix coatings, making it indispensable in demanding industries such as metallurgy and chemical engineering.
Harnessing the Power of Brown Corundum Micro-Powder
1. Ceramic Resin Abrasives: The superior hardness and strength of brown corundum micro-powder make it an ideal choice for manufacturing ceramic resin abrasives, contributing to enhanced grinding efficiency and longevity.
2. Sandblasting, Grinding, and Polishing: Brown corundum micro-powder is a key ingredient in sandblasting, grinding, and polishing operations across various industries. Its robust properties ensure precision and efficiency in material processing.
3. Advanced Refractory Materials: The exceptional resistance to high temperatures, oxidation, and corrosion positions brown corundum micro-powder as a preferred component in crafting advanced refractory materials for industrial kilns, ensuring prolonged and reliable furnace operations.
The Power of Precision in Industry
The production of brown corundum micro-powder epitomizes precision and innovation. Its rigorous manufacturing process ensures the finest quality and reliability, underpinning its widespread industrial applications. From contributing to enhanced abrasives to fortifying the core of high-temperature industries, brown corundum micro-powder stands as an embodiment of excellence in the realm of industrial materials.
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