What are the filtration methods for vacuum cleaners?
Water filtration using water as filter medium makes the dust and microorganisms in the most of them will be dissolved in water and the rest of the lock, through the filter after further filtering, the exhaust cleaner may breathe cleaner air than. The utility model has the advantages of dry and wet use, and the disadvantage is that the dust is cleaned after being finished.
Rely on the cyclone dust cup and HEPA duct filter material filter, a reverse dust, easy to clean: dust cup filtered through the high-speed motor of the vacuum separation and waste gas, and then through the HEPA filter material, air purification, so as not to cause two pollution. The utility model has the advantages that the dust bag is not always changed; the disadvantage is that the dust is cleaned after being finished.
Dust bag through the dust bag and HEPA filter material filter, to filter out frequent replacement of the dust bag: 99.99% dimensions as low as 0.3 micron particles, every time you have used to replace the dust bag, dust bag filter for use, easy to clean, do not need to clean up every day. The disadvantage is long time, the filter capacity of the dust bag has declined, the cloth pores will open, filtering ability drops seriously, need to change.
