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Bw 4040 Membrane

It is mainly used for the desalination of medium water, reclaimed water, wastewater, RO concentrated water, etc. with a salt content of up to 8000mg/L.
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Brief Introduction

It is mainly used for the desalination of medium water, reclaimed water, wastewater, RO concentrated water, etc. with a salt content of up to 8000mg/L. Its applications include electric power, steel, electroplating, petrochemical, coal chemical, printing and dyeing, municipal sewage and many other fields. It has the characteristics of good desalination performance, good cleaning recovery and low pressure drop (pressure difference between pressure vessel inlet pressure and concentrated water).


Specifications and Major Properties

Model

Average Permeated Flow GPD (m3/d) 

Stable Rejection Rate (%)

Minimum Rejection Rate (%)

BW30HR-8040

10500(39.7)

99.75

99.4
BW30HR-4040 2500(9.5) 99.7 99.4


Testing Conditions: 

Testing Pressure: 225 psi (1.55Mpa)

Temperature of Testing Solution: 25°C

Concentration of Testing Solution (NaCI): 2000ppm

pH Value of Testing Solution: 7.5

Recovery Rate of Single Membrane Element: 15%


Extreme Operation Conditions

Max. Working Pressure: 600psi(4.14Mpa)

Max. Feedwater Flow: 75gpm(17m3/h) (8040)

16gpm (3.6 m3/h) (4040)

Max. Feedwater Temperature: 45°C

Max. Feedwater SDI: 5

Residual chlorine Concentration of Feedwate: < 0.1ppm

pH Range of Feedwater during Continuous Operation: 3~10

pH Range of Feedwater during Chemical Cleaning: 2~12

Max. Pressure Drop of Single Membrane Element: 15psi(0. 1Mpa)


Dimensions of Membrane Element

All dlimensions are shown in: millimeter (inch)


Dimensions of Membrane Element (1)


Dimensions of Membrane Element (2)



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