2. The maximum particle of  5 um is allowed to pass through when the solution containing impurities passes through the air filter.

3. It is able to effectively remove all the impurities from the ink to preserve ink cleanliness, thus no harmful particles get into the print head. In this way, the life of the print head can be prolonged effectively.

4. The air filter is characterized by a compact structure, reasonable size, simple and convenient installation, and operation, as well as strong pollution absorption capacity.

5. Designed with advanced technology and high-quality material, it is able to ensure the smooth running of machines.

6. Due to its high filtration accuracy and large filtration capacity, the cost can be saved effectively.