Perfluoropolyether Oil (PFPE) is a top-tier synthetic lubricating fluid, renowned for its unparalleled stability and engineered to perform in extreme operating conditions. It excels in environments where conventional mineral oils, hydrocarbons, and silicone oils fail, making it the ideal choice for chemical plants, precision instruments, the nuclear industry, and specialized valve lubrication.
Extreme Temperature Stability: Operates effectively across a wide range of -70°C to +280°C.
Exceptional Chemical Inertness: Highly resistant to strong oxidizers, acids, alkalis, and solvents.
Non-Flammability & High Oxidative Stability: Safely used in pure oxygen and oxidizing gas environments
Very Low Volatility: Minimal evaporation loss, preventing contamination in precision and high-vacuum systems.
Superior Lubricity: Provides a low friction coefficient and excellent anti-wear protection, even under heavy loads.
| Parameter | Typical Value |
|---|---|
| Appearance | Colorless, Clear Liquid |
| Density (25°C) | 1.8 - 1.9 g/cm³ |
| Pour Point | < -70 °C |
| Flash Point | None |
| Operating Temperature | -70°C ~ +280°C |
| Evaporation Loss | < 0.5% |
Note: Specific values may vary by product grade and manufacturer.
Q1: Where is PFPE Oil most commonly used?
It is widely used in demanding applications such as pumps and valves in chemical processing, vacuum pumps in semiconductor manufacturing, bearings in precision instruments, and valves in oxygen systems.
Q2: What is the main advantage of PFPE Oil over standard lubricants?
The key advantage is its extreme stability. PFPE does not break down, oxidize, or react chemically under high temperatures and in corrosive environments, whereas standard lubricants would quickly degrade.
Q3: Why is PFPE Oil preferred in the semiconductor industry?
Due to its ultra-low volatility and high purity, it maintains critical high-vacuum conditions and prevents carbon contamination on sensitive components like silicon wafers.