Product Name: Df Membrane Nanofiltration NF Membrane Module/Element for Industrial Application Model NO.: DF-8040-R90 (400) Certification: SGS Style: Tube Motive Force: Pressure Usage: Seawater Desalination Type: Nanofiltration Seawater: Seawater Desalination Trademark: OriginWater Transport Package: Crates Specification: DF-8040-R90 (400) Origin: Beijing, China Product Description Features of DF industrial membrane modulesStable performance: modules are manufactured and rolled by automatic lines.Rejection and flux: without compromise with flow or pressure, the rejection and flux keep pace with the world-leading standards.Highly contamination resistance: by the introduction of 28mil, 31mil and 34mil net.Long and stable system service timeWide range of cleaning up pH: within 1-12 for short term cleaningOther features: chemical and microbiological decomposition resistance.DF-8040-R90 (400)Prerformance and operational conditionsModelPerformanceOperational conditionsFlux(GPD/m3/d)R(%)Operational pressure(psi/MPa)Temp (ºC)Concentration of NaCl (ppm)pHRecovery (%)DF-8040-R90(400)22.7(6000)85~9570 / 0.482520007.5-8.015Module specs and sizeSizeModelSizeArea(ft2/m2)Diameterinch(mm)Length(inch/mm)Diameter (inch/mm)ID of Flux tube(inch/mm)Package weight(Kg/pc)DF-8040-R90(400)400/412840/10168/2031.125/28.5812Testing conditionsTesting conditionsOperational pressure (psig/ MPa)70(0.48)Temp (ºC)25Concentration of NaCl 2000Recovery (ppm)15pH7.5-8.0Any further information, please refer to one of our sales assistants. Thank you!