P-283AA PFPE Grease Features Sodium Nitrite for Aerospace Bearings and Oxygen Systems

Base stocks: synthetic perfluoropolyether

Type of thickener: polytetrafluoroethylene

Characteristics: PFPE grease, sodium nitrite anticorrosive lubricant, aerospace grease, PTFE thickened synthetic grease, low temperature vacuum lubricant.

Core Properties: A white grease, incorporating 5% sodium nitrite, categorized within the 283 series. Formulated with a perfluoropolyether base oil, thickened with polytetrafluoroethylene, and additized with sodium nitrite. Characterized by chemical inertness, non-toxicity, and non-flammability, exhibiting sound compatibility with a spectrum of materials, including metals, elastomers, and plastics.
Viscosity Profile: Viscosity measures 88 cSt at 20°C, 35 cSt at 38°C, and 5.4 cSt at 99°C.
Temperature Range: Serviceable temperature spans from -51°C to 177°C.
Resilience and Longevity: Demonstrates exceptional thermal, oxidative, and chemical stability, resisting degradation and volatilization at elevated temperatures, ensuring sustained lubrication performance.
Safety Profile: Non-combustible and safe for use in oxygen-rich settings, adhering to relevant safety stipulations.
Protective Capabilities: Delivers rust prevention at ambient temperatures, and corrosion and wear protection at elevated temperatures.

Aerospace: Extensively utilized in aircraft bearings, seals, valves, O-rings, threaded connections, and oxygen systems, providing dependable lubrication and sealing in extreme high-altitude temperatures and vacuum conditions to assure flight integrity.
Additional Sectors: Also appropriate for exacting industrial scenarios with rigorous lubrication demands, such as semiconductor fabrication and advanced electronics manufacturing, meeting prerequisites for low friction, robust stability, and corrosion resistance.