Submicron Alumina Description
Submicron Alumina (Al2O3) is characterized by its exceptionally fine particle size, typically less than one micron in diameter, which imparts unique properties to the material. It possesses high hardness and excellent wear resistance, making it ideal for applications requiring robust mechanical properties. Submicron alumina exhibits superior thermal stability, maintaining its structural integrity at elevated temperatures. It also offers high chemical inertness, resisting corrosion and degradation in harsh chemical environments. The fine particle size results in a high surface area, enhancing its effectiveness in applications such as catalysis and adsorption. Additionally, submicron alumina's electrical insulation properties make it valuable in electronic and electrical applications. Overall, its combination of mechanical strength, thermal stability, chemical resistance, and high surface area makes submicron alumina a versatile and high-performance material for various advanced technological applications.
Submicron Alumina Features:
-High Hardness
-High Compression Strength
-Abrasion/ Wear-Resistance
-Chemical Inertness
-High Degree of Refractoriness
-Superior Electrical Insulating Properties
-Dielectric Properties
-High Melting Point
-Resistance to Thermal Shock
Submicron Alumina Specifications
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Typical Anaysis
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Al2O3
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99.70%
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SiO2
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0.01%
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Fe2O3
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0.03%
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Na2O
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<.025%
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CaO
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<0.01%
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MgO
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<0.01%
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Characteristics
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Hardness
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Mohs - 9 Knoops 2000
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pH
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8.0-9.5
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Specific Gravity
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3.9 g/cc
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Submicron Alumina Applications
1. Catalysis and Adsorption: Used as a catalyst support material in chemical reactions due to its high surface area and thermal stability. It enhances catalytic efficiency and selectivity in processes such as petrochemical refining and environmental remediation.
2. Advanced Ceramics: Incorporated into ceramic formulations to improve mechanical strength, thermal shock resistance, and wear resistance. It is used in manufacturing components for the aerospace, automotive, and electronics industries.
3. Polishing and Abrasives: Utilized as a polishing agent in semiconductor, optical, and precision engineering industries. Its fine particle size enables smooth surface finishes without scratching or damaging delicate materials.
4. Electronic and Electrical Applications: Employed as a filler material in electronic substrates and insulators due to its high electrical insulation properties. It enhances the performance and reliability of electronic components.
5. Paints and Coatings: Added to paints, coatings, and inks to improve hardness, scratch resistance, and durability. It enhances the protective and aesthetic properties of coatings used in automotive, marine, and architectural applications.
6. Biomedical Materials: Used in biomedical applications such as orthopedic implants and dental ceramics due to its biocompatibility and resistance to wear and corrosion.
7. Refractory Materials: Incorporated into refractory products for high-temperature applications, providing thermal insulation and structural integrity in kilns, furnaces, and other thermal processing equipment.
8. Fuel Cell Components: Applied in fuel cell technologies as electrode materials and electrolytes due to their chemical stability, conductivity, and compatibility with harsh operating conditions.
9. Environmental Applications: Utilized in water treatment processes for adsorption of pollutants and heavy metals due to its high surface area and adsorption capacity.
10. Cosmetics and Personal Care: Included in skincare products for their gentle exfoliating properties and ability to improve skin texture without irritating.
Submicron Alumina Packaging
Our Submicron Alumina is carefully handled during storage and transportation to preserve the quality of our product in its original condition.
Frequently Asked Questions (FAQ)
- Can Submicron Alumina Powder be customized for specific applications?
Yes, Submicron Alumina Powder can be customized in terms of particle size, surface area, morphology, and chemical composition to meet the specific requirements of different applications.
- How do you handle and store Submicron Alumina Powder?
Handle Submicron Alumina Powder with care to prevent contamination and minimize exposure to moisture and air. Store it in a dry and tightly sealed container away from direct sunlight and extreme temperatures.
