Payment & Shipping Terms:
|Item:||Reverse Osmosis Menbrane||Stable Rejection::||96~98%|
|Membrane Sheet:||Import USA||Layer:||11~16 Optional To Customer|
|Color:||Can Be Customize||Function:||Residential Water Filter|
|Filter Precision:||0.0001 Micron||Capacity:||300GPD|
Water purifier osmosis reverse system ro membrane water equipment for drinking
Reverse osmosis is currently the most important and commonly used desalination technique. The objective of this paper is to review the history of reverse osmosis membranes, to outline the current state of the art and insight into the tendencies being. The current market of RO membranes is focused on thin-film composite polyamide membranes, which are made of three layers and with an average molecular weight cut-off of 100–150 Da in order to obtain a high salt rejection. Until reaching current RO membranes, there have been numerous developments, highlighting the development of NS-100 membranes by Cadotte in 1977 and subsequent optimization of the manufacturing conditions. Other improvements were surface modification and membrane post-treatment actions. The most common configuration used in desalination plants are polyamide spiral wound membranes, which involves several flat sheet membranes that are glued together pairwise on three sides with the fourth side left open. The membrane elements are connected in series using interconnectors and installed into a pressure vessel. Current research regarding SWM is focused on providing greater surface area within the same volume. Another point of interest is to achieve a high retention of boron to comply with current legislation.
Semipermeable membrane to remove ions, molecules, and larger particles from drinking water can remove chlorine, fluoride,bacteria, microorganism, etc
|Stable Desalination %||96~98%||96~98%||96~98%||96~98%|
Mean Permeable Flow GDP (L/d)
|Active Film Area ft2(m2)||4(0.4)||4.2(0.42)||5.0(0.5)||5.3(0.53)|
|Test Condition||Test Pressure||65pai(0.45Mpa)|
|Test Water Temperature||25℃|
|Test Water Concentration(NaCl)||500ppm|
|Test Water PH||6.5-7.5|
|Recycle Rate %||15|
|Max Operating Temp.||300psi(2.0Mpa)|
|Max. Inlet Water Temp.||45°C|
|Max Water Inlet Silt Density Index (SDI)||5|
|Inlet Water Chlorine Tolerance||<0.1mg/l|
|Inlet Water PH Range, Continuous Operation||3~10|
|Inlet Water PH Range, Short-Term Cleaning||2~11|
|Max. Pressure Drop of Single Membrane||10psi(0.07Mpa)|
Q: What is a residential RO Water Filter?
It is a system that uses the principle of reverse osmosis to remove 95-99% of all the mineral and chemical contaminants from raw tap water. It gives you the quality of bottled water with the convenience of a faucet mounted on your kitchen sink.
Q: How does RO Water Filter different from a water filter?
Ordinary water filters use a screen to separate only particles of dirt sediment from water. RO water filter employs a semi-permeable membrane that removes not only particles but also an extremely high percentage of dissolved contaminants, molecule by molecule, from raw tap water.
Q: Will RO Water Filter remove sodium from the water?
Yes! Reverse osmosis was originally designed to make seawater drinkable for the Navy. It is ideal for anyone on a low sodium diet.
Q: Does RO Water Filter remove bacteria? Cryptosporidium?
YES! A reverse osmosis membrane has a pore size much smaller than bacteria, virus pyrogen, or the Cryptosporidium parasite. When functioning properly, it will remove all microorganisms from tap water and produce sterile water.
Q: Don't we need the minerals that are removed from the water?
Most of the minerals that we receive are from the foods we eat. Only a very small percentage comes from the water we drink.
Contact Person: Kelly Wu