What is Silicon Monoxide (SiO) Pellets?

Silicon Monoxide (SiO) Pellets are high-purity cylindrical or spherical pellets composed primarily of silicon monoxide, extensively used in vacuum deposition and thin-film applications. These pellets are favored due to their excellent optical, mechanical, and electronic properties, essential for semiconductor manufacturing, optical coatings, and advanced electronic components.

Chemical Properties and CAS Number

• Material: Silicon Monoxide (SiO)
• CAS Number: 10097-28-6
• Appearance: Gray or brownish pellets
• Density: Approximately 2.13 g/cm³
• Melting Point: Around 1702°C
• Thermal Conductivity: Moderate thermal conductor
• Electrical Conductivity: Semiconductor properties
• Chemical Stability: Stable under standard conditions, reacts with oxygen at high temperatures

Applications of Silicon Monoxide (SiO) Pellets

1. Optical Coatings

Widely used in anti-reflective coatings, protective coatings, and optical filters for lenses and mirrors due to their excellent transparency and adhesion.

2. Thin-Film Deposition

Key material in vacuum evaporation processes for semiconductor fabrication, producing uniform and reliable silicon-based thin films.

3. Electronic and Semiconductor Devices

Employed in manufacturing integrated circuits, solar cells, and various electronic components to enhance electrical performance and device stability.

4. Battery and Energy Storage Applications

Utilized in lithium-ion battery anode materials, significantly enhancing energy storage capacity, cycle stability, and overall performance.

5. Wear-Resistant Coatings

Applied as protective and wear-resistant coatings in various industrial applications to improve surface durability and longevity.

Pricing of Silicon Monoxide (SiO) Pellets

Pricing varies based on purity, pellet size, and application-specific requirements:

• Standard Grade: Typically ranges from $50 – $200 per kilogram
• High-Purity/Specialized Grade: Prices range from $200 – $600 per kilogram, tailored for specialized semiconductor and optical applications.

Factors Influencing Pricing

• Purity and pellet uniformity
• Pellet size and density
• Production complexity and volume
• Market demand from semiconductor, optics, and battery industries

Conclusion

Silicon Monoxide (SiO) Pellets provide critical benefits in optics, electronics, energy storage, and protective coatings, offering excellent performance in high-tech industrial applications. Pricing depends significantly on purity, pellet specifications, and intended use.