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3M CUNO DuoFlo - 4 times longer life


 Billede: 1637

Cuno DuoFLO are made to optimize a company's production to their fullest. This is done by designing a unique filter that has a 62% stronger fitler surface, it means that the filter can be used 4 times as long as a normal filter, it minimize The number of times before replacing the filters.


Cuno DuoFLO is built around a two-layer bag filter, this filter makes the outer side of the filter stands for the coarse filtration, and the inside is responsible for the fine filtration. Cuno (3M) specializes in creating the future of safe filtration idne for bag filtration. The picture below shows a model of how Cuno DuoFLO filter works, from left comes the dirty air, it is shown in red to show it is dirty, the meetings so coarse filter here after a fine filter. responding to the pure liquid on the right (marked green)


DuoFLO filter housing is built with a unique locking system to the filter, this makes it easy for the installer to replace the filter, it can now do without tools. This makes the filter changed Staf take place quickly and cleverly, it will mean that there will be a minimal production down-time when the filter is changed.




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Filter housings for bag filters 
Type Nominel Water Flow
MEB1, MEC1 340 l/min
MEB2, MEC2, MES, MET 681 l/min

 Billede: 1639

Design Feature  Benefit
• 3 Point dynamic filter element seal • Ensures no bypass of unfiltered fluid into the effluent stream
• No dirty fluid chamber

• Eliminates unfiltered fluid from contaminating the clean effluent side of the housing during filter change-out.

• Reduces operator contact with the fluid

• Inline piping configuration with flanged or threaded connections

• Significantly reduces installation time and costs

• Ease of iping for series or parallel installation

• Excellent flow characteristics • Reduces capital investment since fewer filter elements are required for a given flow rate
DuoFLO Filter Housing Specification
Size Material Connection Size/Type

Maximum Flow

(gpm / lpm)

Maximum Pressure & Temperature Housing Weight Basket Weight Leg Weight
#1 304 or 316L S.S. 

2" ANSI or DIN Flange

2" NPT or 2" BSPTr

75 / 284

150 PSI @ 300°F *

(10,4 bar @ 149°C)

80 lb/ 36,3 kg 8 lb/ 3,6 kg 4 lb/1,8 kg 
#2 150 / 568 100 lb/ 45,4 kg 12 lb/ 5,4 kg



Filter Cartridge Benefits... Filter Bag Economy

Filter Cartridge Benefit DuoFLO™ Element Standard Bag Filter
High Dirt Holding Capacity Yes  No
Rigid construction provided by the media or additional support components (i.e. cage and core) Yes No
Installation/Removal convenience - ease of use Yes No
Predictable retention even under elevated differential pressure Yes No
Reduced hold-up volume Yes No