Perfluoropolyether oil is widely used in high-performance applications due to its exceptional thermal stability, chemical resistance, low volatility, and non-flammable properties. It is commonly employed as a lubricant in extreme environments, such as aerospace (including flight control systems and jet engines), semiconductor manufacturing, and electronics (such as hard disk drives and magnetic devices), where it reduces friction and wear in high-temperature or corrosive conditions. Its inert nature makes it suitable for use in vacuum systems, high-pressure pumps, and as a sealing fluid in harsh chemical environments. Additionally, it is utilized in the electronics industry as a heat transfer fluid and coating material to protect sensitive components from moisture, dust, and chemical exposure. In the pharmaceutical and cosmetics industries, it serves as an ingredient to enhance product stability and performance.