What does Absolute Filtration Rating mean？
Tags: filter cloth,filter mesh,
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What does Absolute Filtration Rating mean？
Absolute Filtration Rating:
A measure of retention, expressed in microns, that specifies the equivalent diameter of the smallest particle from which the filter has a retention of 100%. In actual practice, most manufacturers assign absolute ratings on the basis of retention in the range from 98% - 99.999999%.
