Aluminum Oxide Micron Powder ( Al2O3, 99.5+%, 1000-1400 µm )

Technical Specification of Aluminum Oxide Micron Powder (Al₂O₃, 99.5+%, 1000 – 1400 µm):

1. Product Name: Aluminum Oxide Micron Powder
2. Chemical Formula: Al₂O₃
3. Purity: 99.5% minimum
4. Particle Size: 1000 – 1400 µm
5. Appearance: White, fine powder
6. Specific Surface Area: Varies depending on particle size and manufacturing process
7. Density: Approximately 3.95 g/cm³
8. Melting Point: 2,072°C (3,762°F)
9. Boiling Point: Sublimation point around 2,977°C (5,391°F)
10. Refractive Index: 1.765 (at 589 nm)
11. Mohs Hardness: 9 (second hardest material after diamond)
12. Electrical Conductivity: Insulating material (high resistivity)
13. Thermal Conductivity: 30 W/(m·K)
14. pH (in water): Neutral (around pH 7)
15. Packaging: Typically packed in sealed, moisture-resistant bags or drums to prevent contamination and moisture absorption.

Applications of Aluminum Oxide Micron Powder (Al₂O₃, 99.5+%, 1000 – 1400 µm):

1. Abrasives:
   • Aluminum oxide powder in the 1000 – 1400 µm size range is used for extremely coarse abrasive applications. It is particularly effective for applications requiring aggressive material removal, such as large-scale sandblasting, rough grinding, and heavy-duty surface preparation. This size range is ideal for industries like metalworking, stone cutting, ceramics, and heavy-duty industrial grinding.
2. Refractory Materials:
   • Aluminum oxide, with its high melting point and excellent resistance to thermal shock, is commonly used in refractory applications. The 1000 – 1400 µm particle size is suitable for producing refractory linings, heat-resistant components, and insulation materials in high-temperature environments such as furnaces, kilns, and reactors. It is used in industries such as steel production, glass manufacturing, cement, and other high-temperature processing operations.
3. Ceramic Production:
   • Aluminum oxide powder of this size range is used in the manufacturing of advanced technical ceramics. These ceramics are employed in high-performance applications that require exceptional mechanical strength, wear resistance, and thermal stability. They are used in industries such as aerospace, automotive, electronics, and manufacturing where high durability is essential under extreme operating conditions.
4. Polishing and Surface Refining:
   • The 1000 – 1400 µm particle size of aluminum oxide powder is used for very coarse polishing and surface refinement. This size is typically used in large-scale industrial polishing operations where substantial material removal is required, such as for rough polishing of metals, ceramics, glass, and stone surfaces. It is also used for deburring and preparing surfaces for finer finishing stages.
5. Electronics and Electrical Insulation:
   • Aluminum oxide is widely used as an insulating material in the electronics industry. The 1000 – 1400 µm size range is suitable for high-performance electrical insulators and substrates in devices like capacitors, semiconductors, and high-voltage systems. Its high dielectric strength and thermal conductivity make it perfect for stabilizing and insulating sensitive electronic components in industrial and commercial applications.
6. Catalyst Supports:
   • Aluminum oxide is widely used in catalytic processes due to its excellent surface area and stability under extreme conditions. The 1000 – 1400 µm size range is often used for bulk catalyst support in chemical reactions, such as in petroleum refining, ammonia production, and hydrogenation. The large surface area of the powder enhances catalytic activity and reaction efficiency.
7. Water Filtration:
   • Due to its ability to absorb contaminants, aluminum oxide is used in water filtration systems to remove particulates and impurities. The 1000 – 1400 µm size range is suitable for coarse filtration applications, especially in large-scale industrial filtration systems. It helps remove larger particles and solid contaminants, improving the quality of filtered water in various applications.
8. Thermal Insulation:
   • Aluminum oxide’s high thermal conductivity and resistance to heat make it an effective material for thermal insulation. The 1000 – 1400 µm size range is often used in high-temperature insulation applications, including heat shields, furnace linings, and reactors. It is ideal for industries like metallurgy, aerospace, and chemical processing, where high-temperature insulation and heat protection are critical.
9. Battery and Energy Storage:
   • In energy storage applications, particularly in lithium-ion and sodium-ion batteries, aluminum oxide serves as an insulating and stabilizing material in electrodes and separators. The 1000 – 1400 µm particle size helps improve the thermal stability and safety of batteries, contributing to enhanced performance and prolonged battery life by preventing overheating.
10. Cutting Tools and Wear-Resistant Coatings:
    • Aluminum oxide is highly valued for its hardness and abrasion resistance, making it ideal for the production of cutting tools, wear-resistant coatings, and abrasives used in industrial machining. The 1000 – 1400 µm size range is used in manufacturing heavy-duty cutting tools and coatings that can endure harsh environments and high wear conditions, such as in mining, construction, and metalworking industries.

The 1000 – 1400 µm particle size range is specifically designed for applications that require substantial material removal, rough grinding, or heavy-duty surface preparation. It is commonly used in abrasive, refractory, ceramic, and thermal insulation applications where durability, high temperature resistance, and wear resistance are essential. The powder provides high performance and reliability in industries requiring tough materials that can withstand extreme conditions.