While separation
of additives at low
temperatures might influence
either pour points of low
temperature fluidity, fed. Test
Method 3460 is primarily concerned with the stability of blends. The method is
used to
determine the tendency
of the components of blended oils to be
incompatible when subjected to
temperature cycling. It
consists of heating the
sample of oil to
205 degree F for 24 hours,
cooling it to 0 degree F for 16
hours, storing it at
room temperature for 10
days and examining it
for changes in appearance.
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