- Dec 26, 2017 -
Coarse filter is mainly suitable for air conditioning and ventilation system at the beginning of the primary filtration, clean room return air filter, local HEPA filtration;mainly used for filtering particle size of bigger than 5μm dust particles, test method applies weight system; Coarse filter also used for primary protection of multistage filtration systems. The filter material has non-woven fabric, nylon mesh, aluminum wave net, stainless steel mesh, etc., the non-woven fabric filter is melted on the air-out side to avoid shedding to cause secondary pollution.
Medium filter series are widely used in industrial, commercial, hospital, school, building and various factory air conditioning equipment（Primary filtration stage of Air conditioning system in order to protect the next filtration stage or the system itself, or in some places not strict on air cleanliness, after filtration of the medium filter the air can be directly sent to the user）. It can also be installed in the air inlet of gas-turbine or computer room to extend the service life of the equipment.
High efficiency air filter is suitable in condition with normal temperature and humidity which contains trace acid and alkali organic solvents. It is widely used in precision fields such as aerospace, aviation, electronics, pharmacy and bioengineering. It is mainly used to filter the dust sucked in by air compressor preventing other foreign objects from entering the host, causing damage to the host.
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