What is Tungsten Oxide (WO₃) Micron Powder?

Tungsten Oxide (WO₃) Micron Powder is a high-purity metal oxide powder known for its semiconducting, electrochromic, and catalytic properties. It is widely used in smart windows, sensors, catalysts, battery electrodes, and electrochromic devices due to its excellent chemical stability, optical properties, and conductivity.

Chemical Properties and CAS Number

• Chemical Formula: WO₃
• CAS Number: 1314-35-8
• Appearance: Yellow or blue fine powder
• Density: ~7.16 g/cm³
• Melting Point: ~1,470°C
• Solubility: Insoluble in water, soluble in strong acids
• Chemical Stability: High thermal stability, oxidation resistance

Applications of Tungsten Oxide (WO₃) Micron Powder

1. Electrochromic & Smart Glass Applications

Used in smart windows, energy-efficient glass, and electrochromic coatings for adjustable light transmission and energy savings.

2. Catalysis & Chemical Processing

Applied in industrial catalysts, petrochemical refining, and pollution control systems due to its high catalytic activity.

3. Battery & Energy Storage

Utilized in lithium-ion batteries, supercapacitors, and fuel cells to improve electrode performance and charge storage.

4. Gas Sensors & Environmental Monitoring

Employed in high-sensitivity gas sensors, air quality monitoring, and environmental sensing for detecting toxic gases.

5. Coatings & Pigments

Integrated into ceramic glazes, high-performance coatings, and decorative pigments for UV and corrosion resistance.

6. Aerospace & Defense Applications

Used in radiation shielding, aerospace coatings, and military-grade optical devices due to its unique optical and shielding properties.

Pricing of Tungsten Oxide (WO₃) Micron Powder

Prices vary based on purity, particle size, and intended application:

• Industrial Grade: Typically ranges from $50 – $400 per kilogram
• High-Purity/Specialized Grade: Prices range from $1,000 – $5,000 per kilogram, used in electrochromic, energy storage, and sensor applications.

Factors Influencing Tungsten Oxide Powder Prices

• Purity level and processing method
• Particle size distribution and morphology
• Bulk order volume and customization needs
• Market demand for electrochromic and battery materials

Conclusion

Tungsten Oxide (WO₃) Micron Powder is a high-performance material used in smart glass, energy storage, catalysis, sensors, and coatings. Its semiconducting nature, optical properties, and high stability make it indispensable for next-generation industrial and scientific applications. Pricing depends on purity, particle size, and market demand.