STRO reverse osmosis membrane

The STRO reverse osmosis membrane is a newly developed, highly efficient special separation membrane manufactured by our company. This product holds a significant position in China’s wastewater treatment sector, boasting advantages such as high recovery rates, stable effluent water quality, strong resistance to fouling, long cleaning cycles, and resistance to clogging. It is particularly effective in treating RO concentrate and high-concentration wastewater.

◎ Product Introduction and Application Fields

　　The STRO reverse osmosis membrane is a newly developed, highly efficient special separation membrane manufactured by our company. This product holds a significant position in China’s wastewater treatment sector, boasting advantages such as high recovery rates, stable effluent water quality, strong resistance to fouling, long cleaning cycles, and resistance to clogging. It is capable of treating RO concentrate and high-concentration wastewater. The membrane has been widely applied in areas including leachate treatment, advanced municipal wastewater treatment, reclaimed water reuse, zero-discharge of desulfurization wastewater from power plants, and high-salinity water treatment.

 

◎ Model Specifications and Parameters

Product Model	Effective membrane area ft² (㎡)	Application test pressure bar	Water production rate L/H	Stable Desalination Rate / %
STRO	307 (28.5)	70	750	99.8

 

　　a. The water production rate and desalination rate are based on the following test conditions: 50,000 ppm NaCl, water temperature of 25℃, pH 7.5, a recovery rate of 30%, and the rated application test pressure mentioned above.

　　b. The water production of a single component may vary within a range of ±15%.

 

◎ Operating Limits

 

Operating limit	Maximum operating temperature	45℃
	Maximum working pressure	1300 psi (9.0 MPa)
	Inflow rate	53 GPM (12 m³/h)
	Continuous operating pH range	3-11
	pH range for chemical cleaning	2-12
	Maximum residual chlorine concentration in influent / (mg/L)	0.1
	Maximum pressure drop per single component, psi (bar)	10 (0.7)