RO Membranes

We are manufacturer and exporter of a huge range of domestic ro membranes with affordable price all over the world.

CM household reverse osmosis membrane element uses the world’s most advanced household polyamide composite reverse osmosis membrane, combined with the experience accumulated by Murui Environmental Protection Technology Co., Ltd. in the rolling process of reverse osmosis membrane elements for many years. It is rolled and can treat various municipal tap water. This series of membrane

Elements has the following characteristics:

1) Outstanding performance, high stability, and excellent cost performance;

2) CM is currently the household membrane element brand with the most complete product models and specifications in the world, with five diameters of 1.8, 2.0, 2.8 , 3.0 ,3.2 inches, and the water production capacity covers the range of 50GPD to 800GPD.

ModelEffective membrane area
area ft2(m2)
Operating pressure
Average water production
Desalination rate %Recovery rate %

Test method
(1) Water temperature is 25℃, NaCl concentration is 500mg/L, pH value is 7.5, tested under nominal recovery rate and operating pressure;
(2) The water production volume of a single membrane element is within ±15% of the average water production volume;
(3) The minimum desalination rate is 95.0%.

Extreme usage conditions of household membrane elements

Maximum operating pressure300psi(2.0Mpa)
Maximum inlet water temperature45℃
Maximum water inflow SDI5
Influent free chlorine concentration<0.1mg/L
Inlet water pH range during continuous operation3-10
PH range of incoming water during chemical cleaning2-11
Maximum pressure drop of a single membrane element15psi(0.1Mpa)


Shanghai CM’s 2023 global exhibition live events

Manila, Philippines
Mar 22-24, 2023

Jakarta, Indonesia
Aug 31-Sep 1, 2023

Moscow, Russia
Sep 12-14, 2023

Dubai, United Arab Emirates
Nov 15-17, 2023

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