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Duredunty Filter Cartridges

Double-layer PES Membrane · Sterilizing Grade

Duredunty ®  Fillter  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 filter cartridges.



Features and Benefits

· Double-layer membrane provides great sterilization
· Asymmetric pre-filter layer  has a longer life and reduces filtration costs
· Broad chemical compatibility (pH 1-14)
· Integrity Testable



Quality Standards

· Tested with B.diminuta (ATCC 19146 at 108 -1010 /cm² (＞99.999999%)
· Manufactured under ISO 9001:2000
· Each element is individually Integrity Tested



Material of Construction

Filter MediumDouble Layer PES Membrane
Support LayerPolypropylene
Internal Adaptor Reinforcing RingPBT(Polybutylene Terephthalate)
/ Stainless Steel
Effective Filter Area1.28m2  / 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 Sterilization
121°C / 30min
Hot Water Sterilization 85°C / 30min






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
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



Ordering Information

DPS-食品饮料-选型-en.jpg

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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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