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K Pure PES Series

K Pure PES Series Depth Filter Cartridges: High-Efficiency Industrial Filtration

In high-stakes industrial and biological processing, the balance between purity and productivity is essential. K Pure™ PES Series Depth Filter Cartridges represent the next generation of pleated separation technology. By combining a Polyethersulfone (PES) architecture with high-performance 100% pure polypropylene (PP) or glass fiber media, these cartridges are built for environments that demand zero compromise.

Whether you are managing complex chemical flows or sensitive biological liquids, the K Pure PES series is engineered to deliver absolute-rated efficiency with an industry-leading low pressure drop.

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Engineered for Maximum Flow and Purity

The K Pure PES Series is defined by its sophisticated multi-layer construction, offering distinct advantages for demanding filtration streams:

  • Multi-Layer Pleated Design: Unlike standard single-layer filters, our advanced pleating technology increases the effective surface area, significantly extending the service life and reducing change-out frequency.
  • High Flow, Low Resistance: Optimized media density ensures an extremely low pressure drop, allowing your system to maintain high flow rates without straining pumps or increasing energy costs.
  • 100% Pure Media Options: Available in ultra-clean Polypropylene (PP) or Glass Fiber, ensuring high chemical compatibility and the removal of both rigid and deformable particulates.
  • Structural Integrity: Designed to maintain consistent pore structure even under fluctuating pressure, preventing particle “unloading” into the clean filtrate.

Strategic Applications

The versatility of the K Pure PES Series makes it a staple in several critical sectors:

  • Pharmaceutical Pre-filtration: Protecting expensive downstream sterilizing membranes from premature clogging.
  • Fine Chemical Processing: Removing micro-particulates from specialty inks, resins, and high-purity solvents.
  • Food & Beverage: Ideal for clarifying liquids where maintaining organoleptic properties (taste and smell) is vital.
  • Industrial Water Treatment: Providing high-purity water for electronics, boiler feeds, and laboratory use.

Updated Master Comparison (Including K Pure PES Depth)

FeatureK Pure PES DepthK Pure Nylon 66K Pure PTFEK Pure PVDF
Media TypePES w/ PP or Glass FiberNylon 66 MembranePTFE / PFAPVDF Membrane
Filtration StyleDepth + SurfaceSurfaceSurfaceSurface
Pressure DropExtremely LowModerateModerate/HighModerate
Dirty LoadingHighestModerateLowLow
Best UseHigh-dirt Industrial FlowsSolvents / Lab FluidsAggressive ChemicalsBiotech / Sterility
  • Pleated type with wide filtration area.
  • High Liquid permeability
  • High flowrate
  • Wide range of micron rating
  • High Liquid permeability
  • Excellent chemical resistance
  • 100% Polypropylene or PE
  • Nontoxic
  • Excellent differential pressure V flow rate
  • Wide range of fluid compatibility
  • Low extractable risk
  • Optimal micron rating selection
  • Micron rating: 0.1, 0.22,0.45,1,3,5,10,20 and 50
  • Cage/core/End cap: Polypropylene (PP)
  • Core:SS316 upon request
  • Length: 5 ,9.57,10,20 ,30 and 40 inch
  • Maximum operating temperature: 80 0 C (pp)
  • Maximum operating temperature: 110 0 C (glassfiber)
  • End cap configuration: upon request

Frequently Asked Questions (FAQ)

Q: What makes the “Depth” aspect of these PES cartridges different from standard membranes? 

A: Traditional membranes act like a screen (surface filtration). The K Pure PES Depth Series uses multiple layers of PP or Glass Fiber to trap particles throughout the entire thickness of the media. This allows the filter to handle a much higher “dirt load” before the pressure increases.

Q: Can these cartridges handle high-viscosity liquids? 

A: Yes. Due to the exceptionally low pressure drop and robust pleated structure, these cartridges excel with thicker liquids that would typically blind or slow down standard filters.

Q: Is the K Pure PES Series compatible with hot water sanitization? 

A: Absolutely. The Polyethersulfone and Polypropylene construction is thermally stable, allowing for routine hot water sanitization and compatibility with many common chemical cleaning agents.

Q: Why would I choose Glass Fiber media over Polypropylene? 

A: Glass Fiber is generally preferred when you need higher temperature resistance or when dealing with oily/deformable contaminants that might “slide” through synthetic fibers. Polypropylene is preferred for broad chemical compatibility and applications requiring the lowest possible extractables.

Q: How does this filter contribute to cost savings? 

A: The high-purity filtration and increased surface area mean the filter stays in the housing longer. Fewer change-outs result in lower labor costs, reduced downtime, and less money spent on replacement hardware.


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