Ultra Low Pressure Membrane Elements

Ultra Low Pressure Membrane Elements - ULP Series

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VONTRON TECHNOLOGY CO., LTD.

Beijing, China

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ULP Series Membrane Element can work with ultra-low pressure to reach a water flux and rejection rate that can rival its common low-pressure counterpart. It can operate with 2/3 pressure of LP Series while reaching a rejection rate of 99.5%.
Testing Conditions

Operating pressure 150 psi (1.03 MPa) Tested in 1500 mg/L NaCl solution
Temperature at 25℃ pH 7.0 ± 0.5 Recovery rate at 15%.
Operating pressure 150 psi (1.03 MPa) Tested in 1500 mg/L NaCl solution
Temperature at 25℃ pH 7.0 ± 0.5 Recovery rate at 8%.

                                                            Maximum operating pressure
                                                            600 psi (4.14 MPa)
                                                        
                                                            Maximum feedwater fl ow
                                                            8040-75 gpm (17 m3 /h)  4040, 4021-16 gpm (3.6 m3 /h)  2521, 2540-6 gpm (1.4 m3 /h) 　　
                                                        
                                                            Maximum temperature：
                                                            45℃ 　　
                                                        
                                                            Maximum feedwater fl ow SDI15
                                                            5 　　
                                                        
                                                            Allowed pH range for feedwater in operation
                                                            3-10
                                                        
                                                            Maximum concentration of free chlorine
                                                            <0.1 mg/L 　　
                                                        
                                                            Allowed pH range for chemical cleaning
                                                            2-12 　　
                                                        
                                                            Maximum pressure drop per element
                                                            15 psi (0.1MPa)