Hangzhou Water Treatment Center Co., Ltd

we are the professional company in the water treatment membrane trade field in ZheJiang province China, we have many partner which produce the water treatment membrane professionally in China we can provide the information of the all series of water treatment membrane which include residential Reverse Osmosis(RO) and Nanofiltration(NF) membrane(1812), and industry Reverse Osmosis(RO) Nanofiltration(NF) and Ultrafiltration(UF) membrane(4040 and 8040) our production have exported to Spain, I think you might be interested in it technical parameter:Specifications Model 4040B-ULP 8040B-ULP Capability Materials PA Average Salt Rejection - % 99.2(98.0) Permeate Flow ¡ªgpd(m3/d) 2200(8.4) 9500(36.0) Error ¡Ã€15% Active Membrane Area¡ªft2(m2) 75(7.0) 385(36.0) Test Conditions Standard Solution 1500ppmNaCl Operating Pressure - psi(MPa) 150(1.05) Recovery Rate of Single Membrane Element 15% Temperature¡ª¡Ã¦ 25 PH Value of Solution 7 - 8 Test Time Run for 30 minutes Limiting Conditions Max. Feedwater Temperature¡ª¡Ã¦ 45 Max. Operating Pressure - psi(MPa) 600(4.12) Max. Feedwater Flow ¡ªgpm(m3/h) 16(3.6) 75(17.0) Max. SDI of Feedwater 5 Max. NTU of Feedwater 1 Concentration of Free Chlorine - ppm < 0.1 PH Value Range of Feedwater as Continuous Operation 2-11 PH Value Range of Feedwater as Chemical Cleaning 1-12 Max. Pressure Difference of Single Membrane Element - psi(MPa) 13(0.09) The minimal proportion of single membrane element's conc press to perm flow 5 : ! residential membrane: Picture Model Performance Test condition Extreme operating conditions Average desalini-zation rate¼… WaterpercolationquantityGPD(m3/d) Effective membrane areaft2(m2) 1808-40 97 40(0.15) 3.0(0.28) Pressure:60psi(0.41Mpa)Temperature:25„ƒTest fluid density(NaCl):500ppmTest fluid pH value:7.5Returns-ratio:15¼… Top pressure:300psi(2.07Mpa)Enters the discharge of waterhigh:1.6gpm(0.36m3/h)Enters the water temperaturehigh:45„ƒEnters the water most greatlySDI¼š5Enters the water free chlorinedensity:< 0.1ppmWhen continuous running entersthe water pH scope:3½ž10When chemical cleaning entersthe water pH scope:2½ž11Biggest pressure drop:10psi(0.07Mpa) 1810-50 50(0.19) 3.0(0.28) 1812-50 50(0.19) 3.5(0.32) 1812-75 75(0.28) 4.0(0.37) 1812-100 100(0.38) 5.0(0.46) 2812-200 95 200(0.76) 10(0.94) 2812-300 300(1.14) 14(1.31) we really hope we can provide you the useful information, let me know if you think our production is suitable. best wishes! contact person :Mr Robert Wang MSN: Mobile phone:008613429617413 Telephone:0086-371-63729006