Ytterbium Silicate Powder

Excellent High-Temperature Stability

• Maintains structural stability at extreme temperatures.
• Suitable for aerospace and energy applications.
• Excellent thermal durability.

Environmental Barrier Coating Performance

• Protects SiC-based ceramic matrix composites.
• Excellent resistance to water vapor corrosion.
• Helps extend component service life.

Low Thermal Conductivity

• Provides thermal insulation properties.
• Reduces heat transfer in high-temperature systems.
• Suitable for thermal protection applications.

Chemical & Corrosion Resistance

• Resistant to molten silicate deposits.
• Stable in combustion environments.
• Excellent oxidation resistance.

Advanced Ceramic Processing Compatibility

• Suitable for plasma spray coatings.
• Compatible with sintering and ceramic processing.
• Custom particle sizes available.

Property	Specification / Typical Value
Product Name	Ytterbium Silicate Powder
Chemical Formula	Yb₂SiO₅ / Yb₂Si₂O₇
Material Type	Rare Earth Silicate Ceramic
CAS Number	13768-67-7 (Ytterbium Silicate, Grade Dependent)
Purity	99%, 99.5%, 99.9%, 99.99% (Custom Available)
Appearance	White to Light Gray Powder
Particle Size	Nano, Submicron, Micron (Custom PSD Available)
Crystal Structure	Monoclinic (Phase Dependent)
Density	Approx. 5–7 g/cm³ (Phase Dependent)
Melting Point	>1,800°C (Approx.)
Thermal Conductivity	Low
Thermal Expansion	Compatible with SiC-Based Ceramics
Chemical Stability	Excellent
Form	Powder
Certification	COA Available

• High Purity Ytterbium Silicate Powder
• Yb₂SiO₅ Powder
• Yb₂Si₂O₇ Powder
• Environmental Barrier Coating (EBC) Grade
• Thermal Spray Grade Ytterbium Silicate
• Plasma Spray Grade Powder
• Research Grade Ytterbium Silicate
• Custom Ceramic Powder Grades

Available purity levels:

• 99%
• 99.5%
• 99.9%
• 99.99%

1. What is Ytterbium Silicate Powder?

Ytterbium Silicate Powder is a rare earth ceramic powder composed of ytterbium oxide and silicon oxide. It is primarily used for high-temperature coatings and advanced ceramic applications.

2. What is Ytterbium Silicate used for?

Ytterbium Silicate is mainly used in environmental barrier coatings (EBC), thermal barrier coatings, aerospace turbine engines, SiC ceramic matrix composites, and high-temperature protection systems.

3. What is the difference between Yb₂SiO₅ and Yb₂Si₂O₇?

Both are ytterbium silicate phases used in advanced coatings. Yb₂Si₂O₇ (ytterbium disilicate) is commonly studied for environmental barrier coatings due to its compatibility with SiC-based ceramic composites.

4. Is Ytterbium Silicate Powder suitable for thermal spraying?

Yes. High-purity Ytterbium Silicate Powder with controlled particle size distribution is suitable for plasma spray and other thermal spray coating processes.

5. Can REG Metals supply custom powder sizes?

Yes. REG Metals provides custom particle sizes, purity levels, packaging, and quantities for research and industrial requirements.

6. Does REG Metals provide certification?

Yes. REG Metals provides Certificate of Analysis (COA), chemical composition analysis, particle size distribution data, and full lot traceability.