Skip to content
Product Line: Catalysts & Auxiliaries

Dysprosium oxide

CAS 1308-87-8

Molecular structure of Dysprosium oxide

CAS · 1308-87-8

01

Product Overview

Dysprosium oxide is a high-purity catalysts-auxiliary-agent supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

02

Product Specifications

Appearance White powder
Dy2O3/REO 99.9% min
GD2O3/REO 0.01% max
TB4O7/REO 0.02%
Ho2O3/REO 0.02%
Er2O3/REO 0.01% max
Yb2O3/REO 0.01%
Y2O3/REO 0.01% max
Fe2O3 7.0 ppm max
SiO2 45.0 ppm max
CaO 40.0 ppm max
Cl⁻ 118.0 ppm max
L.O.I 0.44% max
TREO 99.50%
03

Applications

Dysprosium oxide (CAS 1308-87-8) is a rare earth metal oxide widely used in high-performance materials, electronics, and specialized industrial applications. Its primary application is in the production of dysprosium-containing magnets, particularly in neodymium-iron-boron (NdFeB) permanent magnets, where it enhances the magnets' resistance to demagnetization at high temperatures. It is also used in manufacturing laser materials, phosphors for lighting and display technologies, nuclear reactor control rods, and ceramics. Dysprosium oxide serves as a stabilizer and additive in various metallurgical processes, helping improve the performance, durability, and thermal stability of alloys and advanced materials. Additionally, it finds niche applications in glass coloring, optical filters, and catalytic systems.

04

Benefits

The benefits of dysprosium oxide stem from its unique magnetic, optical, and thermal properties. In permanent magnets, its inclusion significantly improves coercivity and thermal stability, making it essential for electric vehicles, wind turbines, and other high-temperature applications. Its high melting point, chemical stability, and ability to absorb neutrons make it valuable in nuclear and high-temperature industrial applications. In optical and electronic devices, dysprosium oxide contributes to enhanced luminescence, precise light filtering, and improved energy efficiency. By enabling the production of durable, high-performance materials and functional devices, it supports technological advancement and industrial innovation across multiple sectors.

05

Conclusion

In conclusion, dysprosium oxide is a critical rare earth oxide with applications in magnets, electronics, optics, nuclear systems, and advanced materials. Its magnetic, thermal, and optical properties provide significant advantages in high-performance and high-temperature applications. By enhancing material stability, device efficiency, and technological capabilities, dysprosium oxide plays a vital role in modern industry and the development of advanced technologies.

Previous

Strontium Oxide丨CAS 1314-11-0

Next

Tetrabutyl Ammonium Chloride丨CAS 1112-67-0