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Filter Media

International Filtration News provides ongoing coverage of filtration technology for filter media applications. Visit regularly to stay on top of the latest insights, issues and innovations in filter media.

Mobility applications provide significant opportunity for nanofiber

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Filter pleating systems

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Virus filtration performance of residential HVAC filters

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BMW is promoting a cabin air system based on nanofiber filtration. Photo courtesy of BMW.

Nanofiber media will increase market share in a changing mobility market. It will provide the lowest total cost of ownership based on an efficiency-to-energy consumption ratio, as well as on initial and maintenance costs. There are two major sub-segments of nanofiber media, depending on the thickness of the fibers and the methods by which they …

Neenah Filtration NeenahPure Filter Media

Neenah Filtration’s filter media portfolio NeenahPure supports efficiencies from ePM10 50% to ePM1 80% (ISO 16890) and M5-F9 (EN779:2012), with the highly charged materials capable of efficiencies > 99.9% (KCL, 0,3µm, 5.3cm/s). NeenahPure filter media are available for pleatable and bag filter elements. Besides the standard NeenahPure portfolio, Neenah Filtration provides tailormade solutions to satisfy …


Pleating is one of the most critical processes for the filtration industry. The advent of a wide range of media with specific applications and properties requires pleating equipment that can perform without affecting the properties and performance of the media. Filters are pleated to provide enhanced performance characteristics for certain applications. Through pleating, filters can …

HVAC filter efficiency test system

As the COVID-19 pandemic has spread and made its impact worldwide, air filtration has risen to prominence as a potential solution to the spread of viral contagions, as well as in addressing air pollution in general. In the United States, high-efficiency HVAC filters and RAPs (room air purifiers) are widely used for mitigating indoor particulate …

With the ASTM 3502-21 barrier face covering standard, testing is faster and less expensive

Early on in the COVID-19 pandemic, INDA, The Association of the Nonwoven Fabrics Industry, was hard at work connecting nonwovens producers with medical facemask, surgical gown and wet wipe manufacturers. Electrostatically charged meltblown media was especially critical, as it is the workhorse of N95-rated facemasks here in the U.S., as well as other high-performance masks …