Aluminum Oxide Micron Powder (Al₂O₃, 99.5+%, 180–250 µm) is a high-purity alumina powder recognized for its exceptional hardness, chemical resistance, and thermal stability. With a particle size range of 180 to 250 micrometers, this coarse powder is designed for applications that demand superior flowability, consistent packing density, and enhanced durability. Its 99.5+% purity ensures reliable performance in advanced ceramics, abrasives, coatings, and high-temperature industrial processes, serving critical roles in industries such as aerospace, automotive, and energy.
1. Key Properties
High Purity (≥99.5%) ensures minimal impurities, guaranteeing consistent and reliable performance in demanding industrial applications.
Particle Size (180–250 µm) offers excellent flow characteristics and efficient packing density, making it ideal for powder-based manufacturing and thermal spray applications.
Exceptional Hardness provides superior wear resistance, making it suitable for use in grinding tools, abrasives, and protective coatings.
Thermal Stability enables the powder to maintain its structural integrity at temperatures exceeding 2,000 °C, essential for high-temperature and refractory applications.
Chemical Inertness ensures durability in chemically aggressive environments, making it suitable for applications such as filtration, catalysis, and industrial processing.
2. Applications
Advanced Ceramics & Refractories Alumina is widely used in high-performance ceramics and refractory components, offering exceptional resistance to heat and wear for kiln furniture, nozzles, and industrial parts.
Abrasives & Polishing The 180–250 µm particle size is ideal for manufacturing grinding wheels, cutting tools, and polishing compounds, ensuring efficient material removal and long-lasting tool performance.
Thermal Barrier Coatings Alumina-based coatings protect industrial equipment, turbine blades, and engine components from oxidation, erosion, and extreme temperatures.
Electronics & Insulation Alumina’s dielectric properties and thermal conductivity make it an essential material for insulating and protecting electronic components, substrates, and housings.
Catalysis & Filtration High-purity alumina acts as a catalyst support and filtration medium, providing thermal stability and resistance to corrosive conditions in petrochemical and environmental applications.
3. Advantages
Enhanced Flowability The coarse particle size supports smooth powder handling and consistent feeding during manufacturing processes like sintering, spraying, and coating.
Wear Resistance Alumina’s hardness ensures durability for tools, components, and coatings exposed to abrasive or high-friction environments, reducing maintenance and downtime.
Thermal Durability Alumina retains its mechanical properties under extreme heat, making it reliable for refractory linings, thermal barriers, and other high-temperature industrial uses.
Chemical Stability Resistance to acids, alkalis, and solvents enhances the reliability and longevity of alumina-based products in filtration, catalysis, and chemical processing systems.
Electrical Insulation Alumina’s dielectric properties make it indispensable for high-voltage and high-temperature electronic systems, ensuring safe and efficient operation.
4. Recent Trends and Research
Additive Manufacturing techniques are increasingly using coarse alumina powders to create complex ceramic components with high strength and durability.
Advanced Coating Technologies are refining alumina-based coatings for better adhesion, durability, and performance in aerospace, automotive, and industrial applications.
Optimized Abrasives are being developed to improve cutting efficiency, reduce wear, and enhance precision for industrial and consumer applications.
Sustainability Initiatives focus on recycling alumina from used abrasives and ceramic waste, reducing environmental impact and supporting green manufacturing practices.
Energy Applications are expanding, with alumina playing a key role in catalysis, filtration, and energy storage systems for cleaner, more efficient industrial processes.
5. Future Prospects
High-Performance Ceramics will benefit from advancements in powder processing and sintering techniques, enabling the production of durable and intricate components.
Innovative Coatings leveraging alumina’s thermal and wear-resistant properties will find increasing applications in aerospace, automotive, and energy industries.
Medical Applications will expand with alumina’s biocompatibility and wear resistance supporting the development of surgical instruments, dental tools, and implants.
Lightweight Structural Materials reinforced with alumina will gain traction in aerospace and automotive industries, offering enhanced strength-to-weight ratios.
Clean Energy Solutions will see alumina’s role grow in catalysis, filtration, and energy storage technologies, aligning with global sustainability goals.
With its 99.5+% purity and 180–250 µm particle size range, Aluminum Oxide Micron Powder (Al₂O₃, 99.5+%, 180–250 µm) provides exceptional durability, thermal stability, and wear resistance for a variety of industrial and high-performance applications. From advanced ceramics and abrasives to protective coatings and electronics, alumina continues to be a cornerstone material in modern engineering and manufacturing.
| Measurement (gr) | 100 grams, 500 grams, 1000 grams |
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