Aluminum Oxide Al2O3 CAS 1344-28-1

(Aluminum Oxide Al2O3 CAS 1344-28-1)

Overview of Aluminum Oxide Al2O3     

Aluminum oxide (Al2O3), also known as aluminum oxide, is an inorganic compound formed by the combination of aluminum and oxygen elements. In nature, it mainly exists in various minerals, such as corundum and gemstones. The chemical formula of Al2O3 indicates that each aluminum atom combines with three oxygen atoms to form a stable hexagonal or cubic densest packing structure. This compound has extremely high hardness, high melting point, and good chemical stability.

Due to its excellent physical and chemical properties, Al2O3 has been widely used in multiple fields. In industrial production, it is commonly used as a grinding agent, polishing agent, and refractory material. In the electronics industry, aluminum oxide is used as an insulating material and semiconductor substrate. In addition, Al2O3 is also a key raw material for manufacturing advanced ceramics, catalyst carriers, and advanced coatings. Due to its good biocompatibility and stability, alumina is also used in the medical field to manufacture artificial joints and dental implants.

Features of Aluminum Oxide Al2O3     

High hardness: Al2O3 is one of the hardest known oxides, second only to diamonds, making it very suitable as a grinding and polishing material.

High melting point: Aluminum oxide has a very high melting point, making it highly stable in high-temperature environments.

Good chemical stability: Aluminum oxide is stable to most chemical substances and is not prone to chemical reactions.

Excellent insulation: Al2O3 is an excellent insulation material with extensive applications in the electronic field.

Biocompatibility: Aluminum oxide has good compatibility with human tissues, making it widely used in medical fields such as dentistry and orthopedics.

Optical properties: Aluminum oxide has high refractive index and high transparency, which can be used to manufacture optical components.

Application of Aluminum Oxide Al2O3           

Grinding and polishing: The high hardness of Al2O3 makes it the main material for manufacturing abrasives, grinding wheels, and polishing agents.

Refractory materials: The high melting point of alumina makes it a key component in the manufacturing of refractory bricks, refractory ceramics, and refractory coatings.

Application of Aluminum Oxide Al2O3

Electronics industry: Al2O3 is used to manufacture integrated circuit substrates, insulation layers, and capacitors.

Ceramic Industry: Alumina ceramics have high hardness, wear resistance, and chemical stability, and are widely used in the manufacturing of cutting tools, grinding tools, and ceramic components.

Application of Aluminum Oxide Al2O3

Medical field: Aluminum oxide is used in the manufacturing of medical devices such as artificial joints, dental implants, and bone screws.

In the field of optics, the high refractive index and transparency of alumina make it an ideal material for manufacturing lenses, windows, and optical filters.

Company Profile

NANOTRUN(www.rboschco.com) is a trusted global chemical material supplier & manufacturer with over 12-year-experience in providing super high-quality chemicals and nanomaterials, including boride powder, nitride powder, graphite powder, sulfide powder, 3D printing powder, etc.

The company has a professional technical department and Quality Supervision Department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.

If you are looking for high-quality Aluminum Oxide Al2O3 , please feel free to contact us or click on the needed products to send an inquiry. 

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Shipment Term

By sea, by air, by express, as customers request.

FAQ

Q1

What is the primary reason for the high hardness of Aluminum Oxide (Al2O3)?

Answer: The high hardness of Aluminum Oxide (Al2O3) is primarily attributed to its strong covalent bonding between aluminum and oxygen atoms. This strong bonding results in a material that is extremely resistant to scratching and wear, making it an excellent material for abrasives and cutting tools.

Q2

How does Aluminum Oxide (Al2O3) differ from other oxides?

Answer: Aluminum Oxide (Al2O3) differs from other oxides in its unique combination of properties. It has a high melting point, excellent chemical stability, and high hardness, which are not typically found together in other oxides. Additionally, Al2O3 has a unique crystal structure that gives it its unique optical and mechanical properties.

Q3

In what industries is Aluminum Oxide (Al2O3) commonly used?

Answer: Aluminum Oxide (Al2O3) is commonly used in several industries, including abrasives and polishing, refractory materials, electronics, ceramics, and the medical industry. It is used in abrasives and polishing due to its high hardness, in refractory materials because of its high melting point, and in electronics for its insulating properties. In ceramics, it is used to make high-performance ceramic components, and in the medical industry, it is used in implants due to its biocompatibility.

Q4

How does Aluminum Oxide (Al2O3) affect the performance of electronic devices?

Answer: Aluminum Oxide (Al2O3) is widely used in electronic devices as an insulating material due to its excellent electrical resistance and stability. It can be deposited as a thin film on semiconductors or metal surfaces to prevent leakage current and protect the device from environmental damage. The high breakdown voltage and low leakage current of Al2O3 make it an ideal material for improving the performance and reliability of electronic devices.

Q5

How does Aluminum Oxide (Al2O3) contribute to the durability of cutting tools?

Answer: Aluminum Oxide (Al2O3) contributes to the durability of cutting tools by providing exceptional wear resistance and hardness. The high hardness of Al2O3 means that it can withstand high pressures and abrasive forces without easily wearing down. This makes it an ideal material for cutting tools in industries such as machining, grinding, and drilling, where durability and longevity are crucial.