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Product Categary: 
Sea Water Membrane Element 
Main Feature: 
High rejection rate and large flux.

USAGE
It is applicable to the desalination of raw water with salt concentration between 15000ppm and 40000ppm, and make removal for the boron is more than 90%. This membrane model was widely applied to the desalination of sea water and high concentration brackish water, concentration and recycle treatment for high salt wastewater.
SPECIFICATIONS & PARAMETERS
Model : SW-4021
Active Membrane Area ft2(m2) : 36(3.4)
Permeate Flow GPD(T/D) : 800(3.04)
Stable Rejection Rate (%) : 99.6

STANDARD TEST CONDITION
Concentration of Solution : 32000ppm (NaCl)
Temperature（℃）: 25
pH Value : 7.5-8
Operating Pressure psi(MPa) : 800(5.5)
Recovery Rate（%） : 4

Notes: The permeate flow of single membrane element may vary with in ±15%.

Operating Limits and Conditions of Membrane Element:
Max. Working Pressure : 1200 psi(8.3MPa)
Max. FeedWater Temperature : 45℃
Max. Feed Water Flow : 3.6m3/h
Max. FeedWaterSDI15 : 5.0
Free Chlorine Concentration of Feed Water : 0.1mg/L
pH Range of Feed Water During Continuous Operation : 3-10
pH Range of Feed Water During Chemical Cleaning : 2-12
Max. Pressure Drop of Single Membrane Element : 10psi(0.07Mpa)