removal is advantageous to
the oil and the machine, it
gets very low marks when the
oil being cleaned is sampled
for analysis.
e reasons for doing oil
analysis fall into three catego-
ries: fluid properties analysis,
fluid contamination analysis
and fluid wear debris analysis.
Filtration can have a marked,
negative impact on contamina-
tion and wear debris analysis,
two of the three categories.
Wouldn't you agree that it
is valuable to know about dirt
and other abrasive contami-
nants? It is the leading cause
of failure for many machine
components, especially bearings.
One could argue it's even
more important to know the
amount and characterization
of wear debris generated by
your machine.
We need to stop lying to
ourselves. In many cases, the
oil is not the best place to get
Figure 1: This filter is loaded
with sludge from a system
with severe electrostatic
discharge issues.
Figure 2: Pleat pack should
demonstrate how particles
are distributed
ML
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