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Melt Blown Filters

Melt blown filters, often referred to as poly spun filters, are made of thermally bonded polypropylene microfibers. They are an economical and cost effective filtration option that is used in a wide range of applications and industries. Melt blown filters have a graded density pore structure that provides a true depth style filtration for higher dirt loading capacity. Many sizes and types are in stock and ready to ship. For more information on melt blown filters or to purchase, please contact us with your current part number at 1-800-701-8038 or email for a quote.

  • Micron ratings in 0.5, 1, 3, 5, 10, 20, 25, 30, 50, 75, 100

  • Also available in absolute (99% efficient) and high efficiency (90% efficient).

  • Maximum temperatures from 140°F-160°F (60°C-71°C)

  • Various end cap configurations and gasket/o-ring options

  • NSF 42 certified

  • USP Class VI criteria for pharmaceuticals

  • FDA CFR Title 21 compliance

  • Select filters may be autoclaved for sterilization

  • Outside diameter in 2.5" or 4.5"

  • Inside diameter is 1"

  • 4.875", 9.75", 9.875", 10", 19.5", 20", 29.25", 30", 40", 50"

  • Custom sizes and lengths available


Critical Process Filtration

Hydronix Water Technology

  • SDC Series

Shelco Filters


FilterSource proudly supplies melt blown cartridges from the following manufacturers.


Please click on a series for more information.

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