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Krytox™ 280AB Grease is an NLGI Grade 2, nonflammable, aerospace-grade PFPE lubricant with a PTFE thickener and rust-inhibitor performance additives. Its base oil viscosity is 86 cSt at 38°C.
Krytox™ 280AB Grease is Krytox™ 240AB Grease with the addition of an anticorrosion and rust-preventative inhibitor. Krytox™ 280AB is a white grease with exceptional thermal stability and anti-wear protection.
Product type: Synthetic lubricant
Viscosity @ 20°C (68°F): 240 cSt
Food-grade compatible (H1): No
Meets MIL-PRF-27617: Yes
Estimated useful range: −40°C to 232°C (−40°F to 450°F)
Grease density @ 25°C (77°F): : 1.92 g/mL
Oil pour point: −40°C (−40°F)
Primary Chemistry:
Perfluoropolyether (PFPE)
Corrosion and wear to aerospace components
Ineffective grease lubrication and performance
Shortened lubricant life or high maintenance frequency
Leakage or failing seals from incompatible lubricant solutions
Krytox™ 280AB is an ideal lubricant solution for use in a broad range of applications, including but not limited to the following:
Aerospace, aviation, and national defense (AAND)
Critical components and control systems
Equipment where anticorrosion performance is required
Rolling elements, bearing, and bearing houses
Seals and O-ring protection and lubrication
Lighter to medium of the premium AAND greases for use in applications that require additional corrosion inhibitors or additives.
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