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Duredunty Filter Cartridges · Double-layer PES Membrane

Double-layer PES Membrane · Sterilizing Grade

Duredunty®  Filter  Cartridges are made of a double-layer PES membrane and designed for use in beverage and pharmaceutical applications including particles, cysts, oocysts, and bacterium in the water. They provide superior flow rates and high particle removal efficiency when compared to other sterilizing grade flter cartridges.

Features and Benefits

Quality Standards

Material of Construction

Filter MediumDouble Layer PES Membrane
Support LayerPolypropylene
Internal Adaptor Reinforcing RingPBT(Polybutylene Terephthalate)
/ Stainless Stee
Effective Filter Area1.28m  / Φ69-10 inch



Operating Conditions

Maximum Temperature90°C
Max.Differential Pressure
 		4.0 bar / 21°C
2.1 bar / 90°C
Steam Sterilization (Autoclave)121°C / 30min
Inline Steam Sterilization121°C / 30min
Hot Water Sterilization
85°C / 30min



Integrity Test Parameters
The Integrity Test is a non-destructive test that can be performed by the user to ensure the filter is installed correctly and ready for operation.


2210
=0.22+0.1μm		2222
=0.22+0.22μm		4522
=0.45+0.22μm		4545
=0.45+0.45μm		6545
＝0.65+0.45μm
Diffusional Flow
(10″Cartridge)		  ≤25ml/min 
 @3000mbar		  ≤15ml/min 
  @2750mbar		  ≤25ml/min 
  @2750mbar		  ≤15ml/min 
  @1600mbar		  ≤25ml/min 
  @1600mbar
Bubble Point
(in water@ 23°C)		   ≥ 3.8 bar   ≥ 3.4 bar   ≥ 3.4 bar   ≥ 2.0 bar   ≥ 2.0 bar


Food and Biological Safety

Extractables< 30mg per 10 inch
Endotoxins< 0.25EU/mL

Meets the requirements for food contact:  European Regulation (EC) Number 1935/2004



Integrity Test Parameters


2210 =0.22+0.1μm2222 =0.22+0.22μm4522 =0.45+0.22μm4545 =0.45+0.45μm

6545

=0.65+0.45μm

Diffusional Flow
(10″Cartridge)		  ≤25ml/min 
 @3000mbar		  ≤15ml/min 
  @2750mbar		  ≤25ml/min 
  @2750mbar		  ≤15ml/min 
  @1600mbar

  ≤25ml/min 
  @1600mbar

Bubble Point
(in water@ 23°C)		   ≥ 3.8 bar   ≥ 3.4 bar   ≥ 3.4 bar   ≥ 2.0 bar   ≥ 2.0 bar

The Integrity Test is a non-destructive test that can be performed by the user to ensure the filter is installed correctly and ready for operation.



Ordering Information

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Contact Form

Hangzhou Cobetter Filtration Equipment Co.,Ltd

Tel

86-571-87704359（English）

86-571-87704270（Japanese）

E-mail

sale@cobetterfilter.com

Sales

19/F, Building B,  Huanyu Business Center, No.626 Kejiguan Road Binjiang District, Hangzhou 310052, China

Factory

Heshang Industry Section,Xiaoshan,Hangzhou 310053,China

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