Suez – RO Membranes – CK Series – CK8040F

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The C-Series family, a triacetate/diacetate blend, has a higher flux and better mechanical stability than standard cellulose acetate. C-Series elements offer an increased chlorine resistance compared to thin-film elements.
CK Nanofiltration Elements are used for water softening, color removal, and reduction of THM potential when chlorine is required.

Typical Operating Pressure: 60-200 psi (414 – 1,379 kPa)
Typical Operating Flux: 10-18 GFD (17-30 LMH)
Maximum Operating Pressure: 450 psi (3,103 kPa)
Maximum Temperature: Continuous operation: 86°F (30°C)
Clean In Place (CIP): 86°F (30°C)
pH Range – Continuous operation: 5.0-6.5,
Clean In Place (CIP): 3.0-8.0 (1)
Maximum Pressure Drop Over an element: 12 psi (83 kPa)
Per housing: 50 psi (345 kPa)
Chlorine Tolerance 1ppm maximum continuous
30 ppm for 30 min. during sanitization
Feedwater  NTU < 1 SDI 15 < 5



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Manufacturer Suez
Series CK Series
Model Number CK8040F
Part Number 1233927
Description Average Permeate Flow GPD (m3): 9,400 (35.6)
Average NaCL Rejection: 97.0%
Minimum NaCL Rejection: 94.0%
Active Area Ft2 (m2): 365 (33.9)
Outer Wrap: Fiberglass
Type: Female
Shipping Weight 35 Lbs (15.9 KG)
Overall Length 40.0 IN (101.6 CM)
Overall Height 7.9 IN (20.1 CM)
Notes CENTRAL TUBE: 1.125 IN (2.86 CM)

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