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Precautions for the use of dust filter bags

Precautions for the use of industrial dust filter bags

1) The new bag should not be mixed with old technology, to avoid damage to the normal operation of different dust removal equipment.


2) the aging of the bag. Mainly due to the following reasons, the cause of investigation, take measures to eliminate and replace the dust filter bag.

① due to abnormal high temperature and shrinkage hardening; ② due to acid, alkali or organic solvent vapor contact reaction; ③ reaction with water.


3) filter cloth should not hang too loose or too tight, too loose easy to dust, too tight easy to pull bad.

4) replace the bag, the first blow with compressed air, and then check for holes, a hole to be replaced after repair. If the bag was dusted with dust, rinse with water, after drying to be replaced.

5) dust bag clogging. When the bag is clogged, the resistance increases and the reading of the differential pressure gauge increases. Clogged bag is caused by the bag wear and tear, perforation, shedding and other phenomena the main reason. Caused by dust bag clogging reasons, according to the following table for inspection and maintenance. Generally take the following measures:

① temporarily strengthen the cleaning, to eliminate the clogging bag;

② some or all of the replacement bag;

③ adjust the installation and operating conditions.