Crystal MBF Series Economical Melt Blown Depth Filter Cartridges

Melt Blown Filters

An economical, disposable, filter element that can be used in a wide range of applications. The Crystal MBF depth filter is constructed of 100% polypropylene media for chemical compatibility with a variety of process fluids. The unique Crystal Core prevents collapse even at elevated temperatures.

Crystal MBF Series Economical Melt Blown Depth Filter Cartridges

  • NSF 61 Certified
  • Nominal Micron Ratings – 1, 3, 5, 10, 20, 30, 50, 75
  • Multi-zone construction for a true graded pore structure
  • 100% pure polypropylene – FDA listed, USP Class VI compliant
  • Most popular end styles available
  • Continuous lengths up to 50″
  • Similar efficiencies to competitive products for ease of replacement
  • Bulk bag option for high volume users

 Typical Applications

  • Food & Beverages
  • Aqueous solutions
  • Wastewat
  • RO prefiltration
  • Chemicals

COAX™ Melt Blown Filter Series

Two Stage Depth Filter Cartridge

The COAX Depth Filter cartridge is an integral two stage depth filter. The first stage is made of nonwoven melt blown polypropylene to trap coarser articles. The second stage inner core is composed of a bicomponent polypropylene and polyethylene fiber to provide fine particle retention. This unique design provides a true graded density that offers amarked increase in useful life and dirt capacity. In addition, the rigid nature means there is no flexing of the cartridge and greatly reducing media migration and particle unloading.

Filter Features–Benefits

  • Two stage graded density melt blown depth filter Maximizes dirt holding and useful life
  • Inert pure polyolefin construction, non-shedding media
  • Broad chemical compatibility
  • Low extractables
  • Meets USP Class VI standards – Acceptable for use in food, beverage and pharmaceutical applications
  • Extensive range of lengths and configurations
  • FDA listed materials of construction


Paint • Perfumes • Cutting Oils • CMP Slurries • Magnetic Slurries • Corn Syrup • Plating Solutions • Pre R.O. • Coatings

Filter Specifications

Media: Polypropylene

End caps: Polypropylene

Gaskets/O-Rings: Silicone, Viton, EPDM, Buna-N

Micron ratings: 1, 3, 5, 10, 20, 25, 30, 50, 75μm


Typical nominal lengths: 9.75″, 10’’, 20’’, 30’’, 40’’ (24.8, 25.1, 50.8, 76.2, 101.6 cm)

Other lengths available

Outside diameter: 2.5’’ (6.35 cm)

Inside diameter: 1.0’’ (2.54 cm)

Maximum differential pressure: 50 psid @ 70 °F (3.45 bar @ 21°C)25 psid @ 140 °F (1.72 bar @ 60°C)

Recommended changeout pressure for disposal: 35 psid (2.4 bar)

Graver Technologies

Germ Africa are the exclusive distributors of the Graver Technologies brand of Filters and Ion Exchange Resins  in Southern Africa.

Graver Technologies of Glasgow, Delaware in the USA is one of the world’s largest manufacturers of filtration products. They are a member of the Marmon Group, an international group of companies with annual sales of more than $6bn. Their quality systems are ISO 9001:2000 compliant, and their membrane filters are flushed, tested and packaged in a Class ISO 7 clean room.

Graver’s filtration product range is extremely comprehensive, and encompasses filter cartridges in numerous materials, styles, designs and sizes. They have a suitable filter cartridge for almost any liquid or compressed gas filtration application. Germ Africa (Pty)Ltd is the exclusive Southern African distributor for Graver Technologies filtration products.

A wide range of Graver filter cartridges is stocked in South Africa by Germ Africa, and those not in stock, can be accessed from Graver in the USA on very short lead times. To experience the complete range of filtration products from Graver, please visit their website at : or contact us at [email protected]

The Graver Range includes a wide variety of filter cartridges catering for 90% of your filtration needs:

Graver Technologies is one of the fastest growing filtration companies in the world and continues to server its clients with quality products at affordable prices.