Yttrium Oxide (Y₂O₃) Chemical & Physical Properties
| Property | Specification | Test Method |
|---|---|---|
| Chemical Formula | Y₂O₃ | XRD (ASTM E2594) |
| CAS Number | 1314-36-9 | – |
| Melting Point | 2,410°C | Laser Flash Analysis |
| Density | 5.01 g/cm³ | ASTM B527 |
| Crystal Structure | Cubic Fluorite | SEM-EDS |
| Optical Transparency | 0.23~8.0 μm (IR Spectrum) | UV-Vis Spectroscopy |
| Thermal Conductivity | 13.6 W/(m·K) | Hot Disk TPS 2500 |
Test Report
Key Applications
1. Advanced Ceramics
Yttria-Stabilized Zirconia (YSZ): Used in oxygen sensors and solid oxide fuel cells (SOFCs) due to phase stability at 1,200°C.
Thermal Barrier Coatings (TBCs): Reduced turbine blade oxidation by 62% at 1,500°C in aerospace engines.
2. Optoelectronics
Red Phosphors (Eu:Y ₂O₃): Achieve 614 nm red emission for LED backlighting and display panels.
YAG Laser Crystals: Nd³⁺-doped YAG enables industrial cutting (1,064 nm wavelength) with 20% higher efficiency.
3. Emerging Technologies
Nanoparticles (8-16 nm): Enhanced photocatalytic activity in dye-sensitized solar cells (DSSCs) with 5.2 eV bandgap.
Scintillation Detectors: Y₂O₃-based PET scanners achieve <2 mm spatial resolution in medical imaging.
Production Process & Quality Control
Step 1: Ore Sourcing
Exclusive access to ion-adsorption clays from Jiangxi, China (Ce/Y ratio <0.01).
Step 2: Solvent Extraction
3-stage countercurrent extraction using P507 extractant (pH 2.5-3.0, purity >99.5%).
Step 3: AI-Optimized Calcination
Dynamic kiln control (±5°C accuracy) under ISO 80000-2 standards.
QC Laboratory Capabilities
XRD & SEM-EDS: Verify cubic fluorite structure and elemental composition.
BET Analysis: Ensure nanoparticle surface area >80 m²/g.
Blockchain Tracking: Batch traceability via QR codes.
Competitive Advantages vs. Alternatives
| Parameter | Y₂O₃ (Ours) | ZrO₂ | Al₂O₃ |
|---|---|---|---|
| Thermal Shock Resistance | 9.2 | 6.5 | 4.1 |
| IR Transmittance | 85% | 72% | 68% |
| Cost per kg comparison | 100% | 138% | 74% |
Safety & Compliance
NFPA Rating: Health 1 / Flammability 0 / Reactivity 0.
Handling: Use N95 masks for nanoparticles (LD50: 430 mg/kg in mice).
Storage: <30°C, <50% RH in Class III warehouses.
Technical Support & Custom Solutions
Doping Services: Eu³⁺, Sm³⁺, or Er³⁺ doping for tailored luminescence.
Surface Modification: Hydrophobic coating for moisture resistance.
Trust & Certification
FAQ
Of course! You are always welcome to visit us. Our factory is located in the wanggao industrial park,hezhou, guangxi, China. We have a friendly and professional team ready to assist you throughout your visit to make sure you have a great experience.
We are an authorized supplier for China Rare Earth Group, and all our prices are ex-factory. When you order rare earth oxides from us, you not only receive the most competitive pricing, but also benefit from a professional team that handles every detail for you. This not only helps you reduce costs, but also minimizes risks, ensuring a safer and more efficient procurement process.
All products can be tracked in batches via QR codes.
We will provide you with a quote on the same day we receive your inquiry. To ensure the accuracy of the quote, please provide detailed information, including the specific purchase quantity, delivery address, and shipping method. Please note that the quote is only valid on the day it is issued (based on Beijing time).
Different rare earth oxides will have different MOQs.
Generally, products can be dispatched from the factory within 1 to 2 weeks, although the exact timeframe may vary depending on the purchase quantity. Additionally, the delivery time to your designated location depends on your geographic area and the selected shipping method.