NON SOAP BASE GREASES POLYUREA
Low thickener content 8-10% by weight
Smooth and buttery texture
Dropping point of 460F-500F (238C to 260C)
Maximum usable operating temperature of 350F (177C)
Poor to good work stability
Good mechanical stability. Can soften in consistency and run out if subjected
to very high to severe mechanical shear stresses.
Good to very good low oil separation characteristics
Good rust protection, especially in the presence of moisture
Good to excellent resistance to oxidation
Good high temperature stability.
Poor to moderate Reversibility. 20% to 60% Reversibility
Frequently used in sealed-for-life bearings which are filled during assembly,
permanently sealed and operated without re-lubrication for the normal life
of the equipment.
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