•  English
  •  Русский
  •  中國
  •  Español
  • CONTACT US

NanoNF 8040

 

Application

Softening and clarification of brackish water

Model A, mm B, mm B' (ATD), mm C, mm D, mm Weight, kg
NF 8040-C 1016.00 200.00 0.00 28.60 0.00 11.00
NF 8040-C2 1016.00 200.10 0.00 28.60 0.00 11.00
NF 8040-C3 1016.00 200.10 0.00 28.60 0.00 11.00

Product description

Feature Reinforced by tape (-T)
Membrane material Polypiperazineamide
Membrane type NaRM
Design Spiral wound
Application Softening and clarification of brackish water

Specification

Model Flux, GPD Rejection, % Area Spacer
m2 ft2 mm mil
NF 8040-C 9 500 60.00 / 55.00 37.00 400.00 0.72 28.00
NF 8040-C2 9 000 60.00 / 55.00 35.00 375.00 0.79 31.00
NF 8040-C3 8 500 60.00 / 55.00 33.00 360.00 0.86 34.00

*TEST CONDITIONS: test solution of NaCl 500 mg/l, P=0,7 , T=25 C, pH=7,5. Recovery - 15%


Operating conditions and technical data for designing
Maximum pressure drop, MPa 0,1
Operation temperature, С1 4-45
рН at operation1 2-11
рН at chemical cleaning (short time operation) 3-10,5
Acceptable Hydrogen peroxide concentration during continuous operation, mg/l 20
Acceptable Hydrogen peroxide concentration during disinfection (not longer than 30 min, +25°C), mg/l 1000
Acceptable free Chlorine concentration during continuous operation, mg/l 1
Acceptable free Chlorine concentration during disinfection (not longer than 30 min, +25°C, pH 10,5), mg/l 5
Concentrate/permeate ratio on each element, min 5:1
SDI (15 minutes test), max 5
Turbidity, NTU max 1
Maximum feed flow, m3/hr 3,6
Colour value, max 50
1) During continuous work with pH over 10,5 the temperature must not exceed 35 C 2) Flow of each element in a batch may vary +/-20%