How to extend the service life of the filter cartridge
1. The filter cartridge is blocked. When the filter cartridge is blocked, the resistance increases and can be indicated by the increase of the reading of the differential pressure gauge. The clogging of the filter cartridge is the main reason for the abrasion, perforation and falling off of the filter cartridge.
The reasons for the clogging of the filter cartridge are:
(1) temporarily strengthen the cleaning to eliminate the blockage of the filter cartridge;
(2) part or change of filter cartridge;
(3) adjust the installation and operation conditions.
2. The filter cartridge is damaged. The shape of the filter cartridge and the installation method and mechanism of the filter cartridge determine the position where the filter cartridge is easy to break, and can be inspected and repaired accordingly.
3. Aging of filter cartridge. Mainly due to the following reasons, cause investigation is carried out, elimination measures are taken and filter cartridge is changed.
(1) hardening and shrinkage caused by abnormal high temperature.
(2) the reaction is carried out by contacting with the vapor of acid, alkali or organic solvent.
4. New and old filter cartridges shall not be mixed to avoid damage to equipment and normal operation.
5. Change the filter cartridge, first blow with compressed air, and then check whether there are holes. If the hole is repaired, it should be replaced. If there is dust in the filter element, wash it with water and replace it.