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With the continuous progress of science and technology, many industrial machines and equipment are constantly improving, so are filters. From the most primitive filter to the present precision filter instrument, the filter is more and more advanced, filtering effect is better and better. The filter equipment introduced in this paper is HEPA filter, and its… Continue reading Application and characteristics of Shanghai HEPA Filter?
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Air filter detection system is divided into high efficiency air filter system and general ventilation air filter two categories. Hepa filters shall be tested in accordance with GB6165-85 and its revision GB12554-92. This standard specifies the efficiency test methods as sodium flame and oil mist. The detection of air filters for general ventilation shall be… Continue reading What is the overview of air filter detection methods?
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Let’s talk about the principle of “filtering” first. Filtration is the operation of making the liquid in the suspension pass through the pores of the porous medium under the action of external force, while the solid particles in the suspension are trapped on the medium, so as to realize the separation of solid and liquid.… Continue reading What is the principle of the filter?
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