Description

Zirconium Oxide CAS NO 53801-45-9, also known as zirconia, is a versatile and exceptionally stable inorganic ceramic material. Its unique combination of high thermal resistance, mechanical strength, and chemical inertness makes it a critical component in advanced industrial and technological applications. This product is essential for manufacturers and R&D teams in sectors demanding superior material performance, from high-temperature engineering to biomedical devices.

Application

• Refractory & Ceramic Materials: Key component in crucibles, furnace linings, and advanced structural ceramics due to its extremely high melting point and thermal shock resistance.
• Catalysts & Catalyst Supports: Used in automotive exhaust systems and chemical synthesis for its stability and surface properties.
• Biomedical Implants: A primary material for dental crowns, bridges, and orthopedic implants like hip and knee replacements because of its excellent biocompatibility and wear resistance.
• Oxygen Sensors & Fuel Cells: Serves as a solid electrolyte in lambda sensors and solid oxide fuel cells (SOFCs) due to its ionic conductivity at high temperatures.
• Abrasive & Polishing Compounds: Used in precision grinding and polishing applications for metals, glass, and semiconductors.
• Pigments & Coatings: Imparts high opacity, whiteness, and chemical stability in specialty paints, coatings, and colored glazes.
• Electronic Components: Used in capacitors, piezoelectric devices, and other electronic ceramics for its dielectric properties.
• Advanced Composites: Reinforcement fiber or additive in metal-matrix and ceramic-matrix composites to enhance toughness and strength.

Basic Information

Product Name	Zirconium Oxide
CAS No.	53801-45-9
Molecular Formula	ZrO₂
Molecular Weight	123.22 g/mol
Synonyms	Zirconia; Zirconium(IV) oxide; Zirconium dioxide; Dioxozirconium; Baddeleyite; Zirconium white; Zirconium anhydride; Fused zirconia; Zirconium oxide ceramic powder
EINECS	226-122-7

Quality Control

Our Zirconium Oxide is manufactured under strict quality management systems to ensure batch-to-batch consistency and high performance. We provide comprehensive quality assurance, with product specifications tailored to meet the rigorous demands of technical, ceramic, and biomedical grades. A Certificate of Analysis (COA) detailing purity, particle size distribution, and phase composition is supplied with every shipment to guarantee compliance with your application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep the container tightly sealed to minimize exposure to atmospheric moisture and contaminants. Separate from strong acids and strong bases.

Specification

Item	Specification
Appearance	White to off-white powder
Assay (ZrO₂)	≥ 99.0%
Loss on Ignition (LOI)	≤ 1.0%
Particle Size (D50)	0.5 - 5.0 µm (Grade dependent)
Specific Surface Area (BET)	5 - 50 m²/g
Phase Composition	Monoclinic / Tetragonal / Cubic (Controlled)
Heavy Metals (as Pb)	≤ 20 ppm
Iron (Fe)	≤ 50 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.