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BUSINESS UNIT

Filtration & Separation

Graver Technologies, with decades of expertise in filtration solutions, offers a broad range of high-performance and cost-effective filter cartridges and housings. Serving industries such as food and beverage, chemicals, microelectronics, and healthcare, we provide liquid process filters in various formats, including melt blown depth filters, resin bonded filters, microfiberglass and polypropylene pleated cartridges, and membrane filters with PTFE or PES membranes. Our solutions are designed for durability and efficiency, ensuring you have the right filtration system for even the most demanding applications.

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Key Technologies

Graver Technologies offers a comprehensive range of Filtration & Separation tailored to specific industries. Explore our key technology segments to find the right solution for your needs.

Liquid Filters

Graver Technologies provides a broad spectrum of filter cartridges and housings engineered for diverse industries, including food, healthcare, and microelectronics. Their product line includes melt blown depth filters, resin bonded filters, pleated cartridges in microfiberglass and polypropylene, and membrane filters with high precision for critical applications.

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Cross Flow Membranes

Scepter Membrane products from Graver facilitate filtration in demanding environments through cross-flow membranes that handle high temperatures, aggressive chemistries, and high-viscosity fluids. These membranes are particularly suitable for heavy solids applications without the risk of clogging.

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Industrial Air & Gas Filters & Systems

Graver Technologies excels in customizing filtration solutions for rotating equipment protection, offering standard filters and specialized designs tailored to unique customer needs. Their engineering team can incorporate special paint processes, ancillary devices, and non-destructive examination to meet rigorous project specifications.

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Key Technologies
Internal ID: 301
QMA™ Series
Liquid Filters

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.

Key features:
  • 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
request info
support literature:
Data Sheet
Applications:
Microelectronics
Industrial
Water Treatment
Healthcare
Food & Beverage
Liquid Filters
Internal ID: 302
QMC™ Series
Liquid Filters

QMC™ Series

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

Key features:
  • 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
request info
support literature:
Data Sheet
Applications:
Industrial
Microelectronics
Food & Beverage
Healthcare
Water Treatment
Liquid Filters
Internal ID: 303
QSL™ Filter Series
Liquid Filters

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.

Key features:
  • 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
request info
support literature:
Data Sheet
Applications:
Industrial
Microelectronics
Food & Beverage
Healthcare
Water Treatment
Liquid Filters
Internal ID: 304
QXL™ Series
Liquid Filters

QXL™ Series

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

Key features:
  • 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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support literature:
Data Sheet
Technical Brief
Applications:
Industrial
Microelectronics
Healthcare
Food & Beverage
Water Treatment
Liquid Filters
Internal ID: 309
RTEC™ G Series
Liquid Filters

RTEC™ G Series

The RTEC™ G Series filters have microfiberglass/phenolic resin construction for a rigid pore structure that withstands temperature/viscosity extremes.

Key features:
  • Rigid microfiberglass/phenolic resin construction prevents unloading even at high differential pressures
  • Grooved outer surface increases surface area for longer on-stream life
  • Available in a wide range of removal efficiencies from 0.5 to 150 microns
  • Broad chemical compatibility
  • Provided with outer cotton wrap to aid in handling and protect the surface
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support literature:
Data Sheet
Applications:
Microelectronics
Industrial
Food & Beverage
Healthcare
Water Treatment
Liquid Filters
Internal ID: 52
STB-011 Catalyst Recovery
Cross Flow Membranes

STB-011 Catalyst Recovery

This technical brief discusses the importance of catalyst recovery in various chemical applications. It emphasizes the need for efficient recovery methods and introduces crossflow filter technologies, particularly SCEPTER stainless and ceramic composite micro- and ultrafiltration products.

Key features:
request info
support literature:
Technical Brief
Applications:
Healthcare
Industrial
Cross Flow Membranes
Internal ID: 319
STB-013 Lees Filtration
Cross Flow Membranes

STB-013 Lees Filtration

This technical brief discusses recovering valuable residual wine from sediment (lees) efficiently with Scepter crossflow filtration, reducing waste and enhancing production quality.

Key features:
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support literature:
Technical Brief
Applications:
Food & Beverage
Cross Flow Membranes
Internal ID: 320
STB-014 Organic Waste Treatment
Cross Flow Membranes

STB-014 Organic Waste Treatment

This Scepter technical brief discusses the challenge of managing organic waste in various industries and highlights Graver Technologies' innovative crossflow filtration technology, SCEPTER, which provides cost-effective solutions for organic waste treatment, reducing waste discharge and offering potential value-added co-products.

Key features:
request info
support literature:
Technical Brief
Applications:
Water Treatment
Cross Flow Membranes
Internal ID: 321
STB-015 Fermentation Clarification
Cross Flow Membranes

STB-015 Fermentation Clarification

This technical brief discusses the application of fermentation in producing various biomaterials and the need for effective clarification post-fermentation.

Key features:
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support literature:
Technical Brief
Applications:
Food & Beverage
Healthcare
Cross Flow Membranes
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Contact Us

If you have questions or comments regarding the information in this site, or if you wish to receive additional information on Graver Technologies, please contact us:

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Graver 科技
湖滨大道 200 号
美国特拉华州格拉斯哥 19702

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1 (302) 731-1700
1 (800) 249-1990
[email protected]
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