Pleated Filters

Pleated configuration provides higher surface area than depth filters for greater dirt holding capacity and longer on-stream life including large diameter high flow filters

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ACS-001 – Offshore Water Treatment

This application case study explores a customer's search for cost-effective filtration alternatives to high-priced Pall High Flow Ultipleat filters, driven by concerns over operational costs, filtration efficiency, and operator safety.

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ACS-006 Chilled Water Loop High Flow

This case study highlights how High Flow Filters effectively cleaned a Chilled Water Loop, reducing contamination and maintenance costs.

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ACS-011 Wafer Grinding for Integrated Circuits

This case study discusses the use of filtration in the semiconductor wafer manufacturing industry, specifically in the process of wafer backgrinding for integrated circuits.

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ACS-012 Pleated Filters for Pre RO

This case study highlights how Graver PMC pleated filters improved filtration efficiency in a high purity water system as pre-RO filters, leading to reduced maintenance and labor costs.

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Cyst Reduction in Water

This technical brief discusses the challenges posed by Cryptosporidium parvum and Giardia lamblia, protozoan contaminants in water. It explores their resistance to common disinfection methods and the need for effective removal, especially in municipal water systems.

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GFC™ Series

The cost-effective GFC™ filter element is constructed of pleated Borosilicate Microfiberglass media that combines excellent flow rates with exceptional service life.

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features & benefits:
  • Micron ratings from 0.2 to 30 μm — Broad application range
  • Uniform pore size — High removal efficiency
  • High surface area — High Dirt Capacity
  • Long service life — Minimizes maintenance costs
  • Fixed pore construction — Eliminates dirt unloading at maximum differential pressure
  • Small diameter fibers — High flow rates at low pressure drops
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GFP™ Series

The cost-effective GFP™ filter element is constructed of pleated Borosilicate Microfiberglass media that combines excellent flow rates with exceptional service life.

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  • Polyester hardware extends application range beyond the limits of polypropylene.
  • Higher temperature capability of 230°F (110°C)
  • Micron ratings from 0.2 to 30 μm — Broad application range
  • Uniform pore size — High removal efficiency
  • High surface area — High flow capability and dirt holding capacity
  • Long service life — Minimizes maintenance costs
  • Fixed pore construction — Eliminates dirt unloading at maximum differential pressure
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GSS™ Series Filter Cartridges

A Borosilicate Microfiber glass filter with stainless steel supports for high temperature applications

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  • 304 stainless steel center core and end caps — allows for high temperature applications
  • Micron ratings from 0.2 to 30 μm — Broad application range
  • Uniform pore size — High removal efficiency
  • High surface area — High flow capability and dirt holding capacity
  • Long service life — Minimizes maintenance costs
  • Small diameter fibers — High flow rates at low pressure drops
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High Flow

Graver High Flow Series filters feature a larger geometry to handle higher flows with fewer filter elements. The result is much faster, easier filter changeouts.

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  • 6" diameter, large geometry for high flow rates
  • Absolute retention ratings from 1 to 100 microns
  • Capable of flow rates up to 500 GPM in a single 60" element
  • Inside-out flow retains contaminant even during changeout
  • Multi layer pleated construction with optimized surface area
  • Outer cage prevents media extrusion problem experienced with somecompetitive offerings
  • Unique Quad Seal gasket provides maximum seal integrity
  • Retrofits competitive high flow filter housings
  • Thermally bonded construction
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High Flow GF

Graver High Flow GF Series filters features microfiber glass media in a larger geometry to handle higher flows with fewer filter elements.

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  • Materials of construction allow compatibility with some chemistries not served by all polypropylene elements
  • 6" diameter, large geometry for high flows
  • Absolute retention ratings from 1 to 20 microns
  • Capable of flow rates up to 500 GPM in a single 60" element
  • Insideout flow retains contaminant even during changeout
  • Outer cage prevents media extrusion problem experienced with some competitive offerings
  • Unique Quad Seal gasket provides maximum seal integrity
  • Retrofits competitive high flow filter housings
  • Thermally bonded construction
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High Flow RF

Graver High Flow RF Series filter is another in the series of larger geometry filters to handle higher volume applications with fewer filter elements.

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  • 6.5" diameter, large geometry for high flow rates
  • Absolute retention ratings from 1 to 100 microns
  • Capable of flow rates up to 80 GPM in the P2 configuration and 500 GPM in the P30 configuration
  • Multilayer pleated construction with optimized surface area
  • Retrofits competitive large diameter filter housings utilizing the “740” design or the large diameter 338 oring design
  • Thermally bonded construction
  • All polypropylene construction provides for a high level of chemical compatability
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PMA™ Series

The all polypropylene filter retains particles with absolute efficiency and is available in various pore sizes, suitable for a wide range of applications.

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  • Micron ratings from 0.2 to 100 μm — Broad application range
  • “Absolute” efficiency — Rated at 99.98% (Beta 5000)
  • Competitive surface area — High flow rates, and long online service — minimize maintenance cost
  • Fixed pore structure — Eliminates dirt unloading at maximum differential pressure
  • Polypropylene construction — Inert to many process fluids
  • Various gasket/Oring materials — Compatible with a variety of fluids
  • Manufactured in continuous lengths up to 40 inches

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PMC™ Series

The disposable filter has pleated polypropylene media with high surface area, allowing for greater system flow rate. It's affordable & made for a range of applications.

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features & benefits:
  • Micron ratings from 0.2 to 50 μm — Broad application range
  • Fixed pore structures — Resists unloading of captured contaminant
  • Polypropylene Construction — Inert to many process fluids
  • Various Gasket/ORing materials — Compatible with a variety of fluids
  • Economically efficient filtration
  • Manufactured in continuous lengths up to 40 inches

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PME™ Series

Graver Technologies' Gas Turbine Air Intake Filters are Pre-filters for gas turbine air intakes. Help to reduce operational cost and very easy change out.

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features & benefits:
  • Protects primary filters from airborne particles and dust
  • Patented turbine prefilter design
  • Single piece design allows for prefilter change out during power generating mode
  • The easytouse telescopic tool inserts the prefilter over the primary filters quickly and easily
  • No Velcro®, no tape and no bands
  • All seams are ultrasonic sealed, eliminating potential leak paths
  • The prefilter has removal straps that will allow the prefilter to roll and keep the dirt and dust inside
  • The product is available in a variety of sizes and shapes
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PMG™ Series

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QCR™ Series

An absolute rated filter designed to meet or exceed the minimum log reduction credit of >3.0 for cysts.

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  • Constructed of polypropylene or polypropylene and polyethersulfone — compatible with most fluids
  • Double ORing style ends for the highest seal integrity
  • 7.0 ft2 (0.65 m2) of effective filter area
  • Various ORing materials and configurations — easily retrofits most systems
  • High surface area — high flow rates and long online service
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QMA™ Series

This filter is constructed with a high surface area melt blown polypropylene media for low initial pressure drop, high dirt holding capacity, and efficiency performance.

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features & benefits:
  • Micron ratings from 0.2 to 20 μm — broad application range
  • “Absolute” Efficiency — rated at 99.98% (Beta 5000)
  • High surface area — high flow rate, and long service life — minimize maintenance cost
  • Fixed pore construction — resists dirt unloading at maximum differential pressure
  • Polypropylene construction — inert to many process fluids
  • Various gasket/Oring materials — compatible with many fluids
  • Heavy duty molded cage — high structural strength
  • Highly consistent melt blown media for consistent performance
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QMC™ Series

This innovative product has melt-blown polypropylene media with multiple layers, providing high flow rates and ideal depth filtration.

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  • Micron ratings from 0.1 to 10 μm — Broad application range
  • High Filtration Efficiency — 95%
  • Graded pore structure — Multilayer, media for high dirt holding capacity
  • Fixed pore construction — Resists dirt unloading at maximum differential pressure
  • Polypropylene construction — Inert to many process fluids
  • Various Gasket/Oring materials — Compatible with many fluids
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QSL™ Filter Series

The QSL™ cartridge has a polypropylene microfiber media over a polyethersulfone membrane. It's design offers excellent retention characteristics and extended life.

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features & benefits:
  • Serial layered design — enhances capacity and simplifies prefiltration requirements
  • Absolute rated (99.98%) — an ideal prefilter to 0.2, 0.45 and 0.65 micron membrane filters
  • Fixed pore construction — resists dirt unloading at maximum differential pressure
  • High surface area — high flow rate, and long service life — minimize maintenance cost
  • Available with various gasket/Oring materials — compatible with many fluids
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QXL™ Series

QXL™ depth filter has an extra-loft configuration for industrial solutions with agglomerated particles, gels, and high viscosity, offering absolute retention performance.

product description
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features & benefits:
  • Hybrid pleated depth construction combines graded pore structure with high surface area.
  • Constructed entirely of polypropylene — Compatible with a broad range of solutions and chemicals
  • Optimized pleat configuration — Provides the ideal combination of retention, flow rate and throughput
  • Excellent gel and agglomerated particle retention reduces defects
  • Available in common end cap configurations — Retrofits easily into most filter housings
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