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AeroShell Grease 22 is a versatile advanced general purpose grease composed of a synthetic hydrocarbon oil thickened with Microgel®, with outstanding performance characteristics. Appropriate additives are included
to achieve the necessary oxidation and corrosion resistance, anti-wear properties and load carrying properties.
The useful operating temperature range is –65°C to +204°C.

 

 

PROPERTIES  MIL-PRF-81322F NLGI Grade 2  TYPICAL 
Oil type  –  Synthetic Hydrocarbon 
Thickener type  –  Microgel 
Base oil viscosity mm2⁄s  –  7500
@ –40°C  –  30.mai
@ 40°C  –  05.iul
@ 100°C 
Useful operating temperature range °C  –  –65 to +204 
Drop point °C  232 min  260+ 
Worked penetration @ 25°C  269 to 295  275
Unworked penetration @ 25°C  –  271
Bomb oxidation pressure drop @ 99°C 100 hrs MPa (psi) 500 hrs MPa (psi)  0.083 (12) max 0.172 (25) max  0.027 (4) 0.069 (10) 
Oil separation @ 177°C in 30 hrs % m  2.0 to 8.0  04.iul
Water resistance test loss @ 41°C % m  20 max  0.5 
Evaporation loss in 22 hrs @ 177°C % m  10 max  04.mar
Anti-friction bearing performance @ 177°C hrs  400 min  400+ 
Load carrying capacity/ Mean Hertz Load kg  30 min  45
Copper corrosion 24 hr @ 100°C Bearing protection 2 days @ 52°C  Must pass Must pass  Passes Passes 
Colour  –  Amber