HfO2 (Hafnium Dioxide) Powder

Description

Material	Hafnium Dioxide (HfO₂)
Purity	99.5% – 99.999% / 2N5 3N 3N5 4N 4N5 5N
Shape	powder / nanopowder / nanoparticles
Size	can be customized (contact us)
Package	bottle / bag or customer’s request
Lead Time	Qty: 1-100, Time: 3-10 days Qty: >100, Time: to be negotiated

 

Hafnium Dioxide (HfO₂) powder, offered by Tinsan Materials, is a high-performance ceramic material with remarkable properties such as high thermal stability, excellent insulation properties, and resistance to corrosion. It is widely used in electronics, optics, and various industrial applications due to its strong electrical insulation, high refractive index, and mechanical robustness.

Key Features

• High Thermal Stability: Hafnium Dioxide retains its strength and stability even at elevated temperatures.
• Electrical Insulation: HfO2 is an excellent insulator, making it valuable in high-voltage applications.
• High Refractive Index: With a refractive index of over 2, HfO2 is useful in optical coatings.
• Corrosion Resistance: It offers strong resistance to corrosion, especially in high-temperature and aggressive environments.
• Mechanical Strength: HfO2 powder possesses high hardness, making it suitable for wear-resistant applications.

Specifications

• Purity: ≥99.5%
• Color: White to off-white powder
• Particle Size: 1-5 µm or customized
• Density: 9.68 g/cm³
• Melting Point: 2,850°C
• Chemical Formula: HfO2
• Packaging: Available in 500g, 1kg, 5kg, 25kg, or customized bulk orders

Applications

• Semiconductor Industry: Hafnium Dioxide is used as a gate dielectric material in semiconductor devices, including MOSFETs (metal-oxide-semiconductor field-effect transistors).
• Optical Coatings: Due to its high refractive index, HfO2 is widely used in optical coatings and lenses.
• Thermal Barriers: HfO2 coatings are applied in thermal barrier coatings, particularly in aerospace and turbine engine applications.
• Catalysis: Used in catalytic processes in chemical manufacturing due to its high surface area and stability under high temperatures.
• Electrical Insulation: HfO2 is applied as an insulating layer in high-voltage electrical components, ensuring better insulation and protection.

Tinsan Materials provides high-quality Hafnium Dioxide (HfO2) powder, known for its outstanding thermal stability, electrical insulation properties, and mechanical strength. With applications ranging from semiconductor devices to thermal barrier coatings and optical lenses, HfO2 powder is an essential material for industries requiring high performance in extreme conditions.

If you have specific requirements, such as sizes, purity, or application details, please contact us to match your needs.