Hafnium oxide is a high melting point white ceramic material with excellent thermal stability and high dielectric constant, making it an ideal insulation and high-temperature material in the electronics industry.
Electronics industry: used as high dielectric constant materials in integrated circuits, widely used in semiconductor manufacturing.
Optical materials: used for making infrared optical devices and lens coatings.
Refractory materials: used for manufacturing high-temperature ceramics and refractory linings.