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Composite Reverse Osmosis membrane flatsheet series ORM

 

Application

Brackish water, salt content of up to 5 g/l

Product description

Membrane material Composite polyamide
Membrane type ORM31K

Specification

Test conditions: test solution 1,5 g/l NaCl in water, pressure 1,6 MPa, temperature 25°С


Operating conditions and technical data for designing
Recommended operation pressure, MPa 1,0-1,8
Operation temperature, С1 4-45
рН at operation1 2-11
рН at chemical cleaning (short time operation) 1-12
SDI (15 minutes test), max 5
Turbidity, NTU max 1
Free chlorine content, mg/l max 0,1
1) During continuous operation at pH of over 10 the temperature must not exceed 35°С