Rare Earth Oxides

AEMREE: Your Trusted Partner For Yttrium Oxide (Y2O3)

Yttrium Oxide Powder (Y2O3)
  • Name Yttrium(III) Oxide Molecular Formula Y2O3 Molecular Weight 225.81
    Density 5.010 g/cm3 Melting Point 2690 °C Boiling Point 4300 °C
    Solubility Insoluble in water Appearance White powder CAS Number 1314-36-9
    Storage Store in a dry place

    Specifications of Yttrium Oxide Powder

    Main Compositions ≥%
    Specifications Y2O3-1 Y2O3-2
    TREO(wt%) 99 99
    Y2O3/TREO 99.99 99.999

    Certificate of Quality

    Packaging: Yttrium Oxide (Y2O3) is clearly tagged and labeled externally to ensure efficient identification and quality control. Great care is taken to avoid any damage which might be caused during storage or transportation.

    Characteristics of Yttrium Oxide Powder

    High Thermal Stability

    With a melting point of 2410°C, Y₂O₃ can withstand extremely high temperatures, making it ideal for refractory applications.

    Excellent Electrical Insulator

    Its high electrical resistivity ensures superior performance in electronic and electrical insulation applications.

    Excellent Chemical Stability

    Chemically inert and resistant to most chemicals, including acids and bases. And it does not react with water.

    Optical Clarity

    Its high refractive index of approximately 1.9, along with its transparency to near-infrared and visible light, make it a valuable material for optical applications.

    Phosphorescent Capabilities

    When doped with rare earth elements, Y₂O₃ shows phosphorescent properties essential for lighting and display phosphors.

    Why Buy Yttrium Oxide Powder From Us?

    High Purity

    Our yttrium oxide powder boast an impressive purity of up to 99.999%, ensuring top-notch quality and performance in every application.

    Customization Options

    We provide customized solutions to meet specific requirements, whether it involves adjusting particle size distribution or optimizing purity.

    Cutting-Edge Manufacturing Techniques

    With cutting-edge technology, AEM continuously researches and develops to enhance efficiency, quality, and cost-effectiveness.

    Expert & Responsive Support

    Our experienced team provides expert assistance and guidance to clients within 24 hours to address their problems and needs.

    Competitive Pricing

    Our competitive pricing guarantees you get the best value for top-quality Y₂O₃ powder without compromising on quality or performance.

    Commitment to Sustainability

    We are committed to sustainable and environmentally friendly manufacturing practices, reducing our carbon footprint and promoting responsible resource use.

    Applications of Yttrium Oxide Powder

    Ceramics

    • High-temperature ceramics
    • Structural ceramics
    • Thermal barrier coatings

    Electronics

    • Insulators
    • Dielectric materials

    Abrasives

    • Polishing compounds
    • Grinding materials

    Optics

    • Lenses
    • Laser crystals
    • Optical coatings

    Phosphors

    • Cathode ray tubes (CRTs)
    • Light-emitting diodes (LEDs)
    • Fluorescent lamps

    Coatings

    • Protective coatings for high-temperature and corrosive environments

    Production Methods of Yttrium Oxide

    Precipitation Method:

    Yttrium hydroxide is precipitated from an aqueous solution of yttrium salts by adding a base, and then it is calcined.

    • Precipitation: To form a yttrium hydroxide precipitate, a base is added to the solution of yttrium salt.
    • Filtration: Filter and wash the precipitate.
    • Drying: The precipitate is dried to remove water.
    • Calcination: Calcining the dried yttrium hydroxide converts it to Y2O3.
    Hydrothermal Method:

    Yttrium salts are dissolved in water and then exposed to high temperatures and pressures in an autoclave.

    • Dissolution: Yttrium salts are dissolved in water with a mineralizer.
    • Autoclaving: The solution is transferred to an autoclave and heated to temperatures between 150°C and 300°C under pressure.
    • Precipitation: Yttrium hydroxide (Y(OH)3) precipitates out of the solution.
    • Calcination: Filter, dry, and calcine the precipitate to convert it to Y2O3.

    Quality Control: Ensuring Excellence in Rare Earth Powders

    Purity Analysis

    • Chemical Composition: Analyzing elemental composition and detecting impurities using techniques like X-ray fluorescence (XRF), and inductively coupled plasma mass spectrometry (ICP-MS).
    • Phase Purity: X-ray diffraction (XRD) is used to verify the phase purity of Y2O3 powder, ensuring the absence of any undesired phases or compounds.

    Particle Size Distribution

    • Laser Diffraction: Measures the particle size distribution in the powder, which is crucial for ensuring consistent performance in applications.
    • Scanning Electron Microscopy (SEM): Provides detailed images for analyzing particle morphology and size.

    Surface Area

    • Brunauer-Emmett-Teller (BET) Analysis: Measures the powder's specific surface area, which impacts reactivity and sintering behavior.

    Moisture and Volatile Content

    • Thermogravimetric Analysis (TGA): Determines the moisture content and other volatile substances present in the powder.

    Certification and Documentation

    Upon successful completion of all tests, keeping comprehensive records of all quality control tests, outcomes, and any deviations or corrective measures implemented.

    Ask Our Rare Earth Expert