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Sapstone RO membrane 4040 supplier

Sapstone RO membrane 4040 supplier

RO membrane 8040

Description




































































































Type

 Model

Performance

Structure Parameter

rejection

/%

permeate flux

/gpdm3/d

Effective membrane area

/ft2

Flowpath Dia

/mil

Inner pipe Dia

/mm

Model

BW-8040-365

99.5

10000

380

31

28.7

BW-8040-400

99.5

10600

400

30

28.7

BW-8040-400/34

99.5

10600

400

34

28.7

BW-8040-440

99.5

12000

440

34

28.7

BW-4040

99.5

2400

90

31

19.0

BW-4021

99.5

900

38

31

19.0

 Testing conditions   

Testing Pressure

225psi1.55 MPa

Temperature of testing

25 ℃

Testing ConcentrationNaCl

2000 mg/L

pH Value of testing

7.5

Recovery of single membrane element

20%

Operation limits and conditions

Max. Working Pressure

600 psi4.14 MPa

Max. Feedwater Flow

75 gpm17 m3/h)(8040

16 gpm3.6 m3/h)(4040

Max inflow temperature

45℃

Max flow SDI15

5

Residual Chlorine Concentration of feed water

0.1 mg/L

pH range of Feed water durng Continuous Operation

310

pH range of feed water during chemical cleaning

212

Max, Pressure Drop of Single membrane element

15 psi0.1 MPa

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