Posts Tagged: oil filter dirt holding capacity

Oil filter dirt holding capacity

What does the oil filter dirt holding capacity mean? When an oil filter company posts the filter’s dirt-holding capacity, it’s a meaningless number unless you know the filter’s micron rating. In other words, a filter with a 32-gram dirt-holding capacity may capture and hold dirt below 20 microns or maybe just 40 microns and above. Just as an FYI, dirt below 20 microns won’t damage most engines, but larger particles can cause significant damage. What determines oil filter dirt holding capacity? Simple: the filter media’s micron rating, its efficiency rating … Read More