a-Series
Depth Filter Cartridges

 

 Short Description

  • Absolute Rated Filter Cartridges (β 5000)
    for Depth Filtration 
  • Graded Density Structure for High Dirt Holding Capacity and Long Service Life
  • Excellent Flow Characteristics
  • All Polypropylene or All Nylon Construction
  • Free from Adhesives, Binders and Resins
  • Rigid Filter Structure with Centre Core
  • Optional Steel Centre Cores
  • Advanced, Microprocessor Controlled Melt Blown Production Process
  • Lot Number Printed on Individual Cartridge Label

 

Specification

Filtration Efficiency *

  • Minimum 99.98% i.e. β (beta ratio) 5000 on 0.5 μm to 20 μm

Filter Fineness

  • Polypropylene Filter Cartridges: 0.5 μm – 90 μm
  • Nylon Filter Cartridges: 1 μm – 90 μm
  • Micron rating over 90 μm is available.

Materials of Construction

  • Filter: Polypropylene or Nylon
  • Core: Polypropylene or Nylon or Tinned Carbon Steel or 316 Stainless Steel
  • End Caps: Polypropylene or Nylon
  • End Cap – Filter Joining Substance: Melted Polypropylene or Nylon
  • Gaskets for DOE: Polyethylene
  • O-rings: Buna N, EPDM, Viton, Silicone

FDA Materials

  • All materials of polypropylene filter cartridges meet FDA requirements.

Standard Dimensions

  • Core Inside Diameter: 1.1” (28 mm)
  • Outside Diameter: 2.5” (64 mm)
  • Length: 10” (254 mm), 20” (508 mm), 30” (762 mm), 40” (1016 mm), 50” (1270 mm) and 60” (1524 mm)

End Caps

  • Code 2
    • First End: Opened Cap with 2 x 226 O-ring and Double Bayonet
    • Second End: Closed Flat Cap (No Spear)
  • Code 3
    • First End: Opened Cap with 2 x 222 O-ring
    • Second End: Closed Flat Cap (No Spear)
  • Code 7
    • First End: Opened Cap with 2 x 226 O-ring and Double Bayonet
    • Second End: Closed Cap with Spear
  • Code 8
    • First End: Opened Cap with 2 x 222 O-ring
    • Second End: Closed Cap with Spear
  • No End Caps: Double Open Ended (DOE)

Seals

  • Polyethylene Flat Gaskets for DOE only
  • Buna N O-rings
  • EPDM O-rings
  • Viton O-rings
  • Silicone O-rings

Operating Conditions

  • Maximum Temperature: 80 ºC (Polypropylene Cartridges) or 150 ºC (Nylon Cartridges)
  • Maximum Differential Pressure: 4 Bar at 30 ºC
  • Recommended Change Differential Pressure: 2 Bar

Sterilization

  • Ethylene Oxide

Particle Retention Ratings *

Example of Graph for aA1P10-5-XX ** Filter Cartridge

Flow: 600 l/h

Graphs of other cartridges are available on request.

 

Flows

Flow Rates vs Pressure Drop

Liquid: Water
Length of Cartridges: 10”
Temperature: 20 ºC

Quality

Production

  • Computer Controlled Melt Blown Manufacturing Process
  • Programmable and Fully Repeatable Structure of the Product
  • Production in Controlled Environment
  • Manufacture According to Rules of ISO 9001 Quality System
  • Recycling of All Waste Products

Quality Control

  • Samples from all lots are tested using a single pass, modified test.
  • Lot number is printed on individual cartridge label.

Product Marking

  • Product code is imprinted on every cartridge.
  • Product code, lot number and production date are printed on individual cartridge label.

 Ordering Guide  

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* Test results are collected using a single pass, modified, destructive test with A3 BSW laser particle counter. As the test contaminant ISO Fine Test Dust 12103-1, A2 and ISO Coarse Test Dust 12103-1, A4 are used for filter ranges from 0.3 µm to 20 µm and over 20 µm respectively.

** See: Ordering Guide