What is the general service life of a filter with separators?

The service life of a filter with separators is not a fixed value. It is usually affected by multiple factors and generally ranges from 3 months to 2 years. Specifically, it can be analyzed from the following aspects:
I. Core Influencing Factors
The dust content of the usage environment
If the dust concentration in the usage environment is high (such as in chemical workshops or outdoor highly polluted areas that have not been purified), the filter will accumulate dust rapidly, and its service life may be shortened to 3 to 6 months.
If used in a high-cleanliness environment (such as a clean room in the electronics industry), with a low dust content, the service life can be extended to 1-2 years or even longer.
Operating air volume and air velocity
When the actual operating air volume exceeds the designed air volume of the filter, the impact force of the airflow on the filter material increases, the dust penetration rate rises, and at the same time, the load on the filter material intensifies, which can easily lead to premature clogging and shorten its service life.
Uneven wind speed can cause excessive load on local filter materials and may also affect the overall service life.
Filter material quality and dust holding capacity
High-quality filter materials (such as superfine glass fiber filter paper) have a greater dust-holding capacity, can adsorb more dust, and have a relatively longer service life. However, low-quality filter materials may lose their filtering efficiency prematurely due to insufficient dust-holding capacity.
Maintenance and replacement cycle
The maintenance condition of the pre-filter (such as the primary and medium efficiency filters) directly affects the service life of the filter with separators. If the pre-filter is not replaced in time, a large amount of dust will directly enter the filter with the separators, causing it to clog rapidly.
Regularly checking the resistance changes of the filter (when the resistance reaches 2-3 times the initial resistance, it needs to be replaced) can prevent the system operation from being affected due to excessive use.
Summary
The service life of the pleated filter needs to be comprehensively judged in combination with the specific usage environment, operating parameters, and maintenance conditions. In practical applications, it is recommended to determine the replacement timing by regularly monitoring the resistance of the filter (such as installing a differential pressure gauge) to ensure the filtration effect and reduce operating costs.