High Purity Filtration

Big Brand Water Filter Melt blown filters are 100% pure polypropylene, no additives. Our filters have a progressive densitiy. If you look at the end of the filter you can see that it starts coarse on the outside and works to a high density center in 4 stages to obtain 99.8% efficiency at the stated micron rating. • Removal from 1um to 100um • Quad Zone technology allow the formation of 4 separate filtration zones within the depth of the filter cartridge. • Continuous 4-zone structure provides effective pre-filtration and final filtration. • State of the art computer controlled manufacturing, extremely accurate and consistent product for proper fiber sizing. • High-strength polypropylene core maximizes flow and optimizes each of the 4 zones. • 100% polypropylene construction for a wide range of uses, FDA compliant material for food and beverage contact under CFR Title 21. • All Big Brand PURE Polypropylene Series cartridges are free of surfactants, binders or adhesives of any kind. • Continuous lengths up to 72”. • All End Configurations available to fit most industry standards. • All end caps are thermal bonded, no glues or adhesives are used. ADVANTAGES Zone 1 Filter Media Zone 2 Prefilter Zone 3 Dirt Loading Zone 4 Dirt Loading/Open Fiber Finish All filters are 2.5" diameter, they are available in a variety of custom configurations in addition to what we picture here. We stock DOE, or double open ended and 222 oring with a sealed flat at the bottom of the filter. Other configurations available. Tested and certified to: NSF/ANSI 372 / NSF/ANSI 61 / CSA B483.1 NSF/ANSI 42 - Component

Big Brand PURE PP Series 90% High Purity pleated polypropylene filter cartridges provide a high area, 100% polypropylene element for removal of fine or coarse particulate from fluid streams. The pleated depth media is encapsulated in an integral, continuous length, thermally-bonded structure for cleanliness, pressure tolerance, and chemical inertness. FDA approved materials, bacterial resistance and high capacity make this filter very popular in food, beverage, lab and biotech applications. Nominally-rated (90% retention). Manufactured in a clean-room environment to maintain high standards of purity and cleanliness. Commonly as a final filter or prefiltration stage. Typically followed with our Big Brand Pure PP 99.98% HE series pleated polypropylene filter cartridges, then our Pure Membrane series absolute rated filters.

Big Brand PURE PP Series 99.98% high efficiency pleated polypropylene filter cartridges provide a high area, 100% polypropylene element for removal of fine or coarse particulate from fluid streams. The pleated depth media is encapsulated in an integral, continuous length, thermally-bonded structure for cleanliness, pressure tolerance, and chemical inertness. FDA approved materials, bacterial resistance and high capacity make this filter very popular in food, beverage, lab and biotech applications. Nominally-rated (90% retention). Manufactured in a clean-room environment to maintain high standards of purity and cleanliness. Commonly as a final filter or prefiltration stage. Typically followed with our Big Brand Pure Membrane series absolute rated filters.

Big Brand Water Filter PURE PES (polyethersulfone) filters have 99.99999% efficiency at the stated micron rating.
0.2 micron filtration with 99.99999% retention levels.
Pleated PES provides 5 log reduction that cannot be achieved with a depth filter.
222 oring on the sealing end, flat sealed on the other end.
Big Brand Water Filter has a full range of high purity water filter housings for our PURE series filter cartridges.
2 1/2" diameter, 20" length
Recommended flow rate for 0.2 micron filters is <5 gpm per 10" of filter length

Big Brand Water Filter PURE Series stainless steel filter housings are offered in single and multi-round configurations. Construction is 100% 316 series stainless steel. PURE Series housings are offered in standard threaded and sanitary tri-clover connections. We have our International series which offers competitive pricing for industrial applications. For food, beverage, biotech, pharmaceutical and laboratory markets we offer our Big Brand PURE Ultra HP series filter housings. PURE Ultra HP series filter housings are made in USA and are fully electropolished for an ultra-smooth surface.