RO Membrane BW8440
Key Specifications
Model
BW8440
Effective Membrane Area
440 ft² / 41 m²
Work Pressure
225 psi
Salt Rejection
99.7%
Product Description
The BW series membrane module is made of polyamine membrane material with higher desalination performance, which can cope with the desalination and purification of high TDS (>2000mg/L) water source water quality, and can withstand higher operating pressure.
Products are widely used in:
Pure water production
Brackish water desalination
Groundwater desalination
Reclaimed water reuse
Advanced treatment and other fields
Technical Specifications
| Membrane Element Model | Stable Desalination Rate (%) | Average Water Output GPD (m³/d) | Effective Membrane Area ft²(m²) |
|---|---|---|---|
| CM-BW-8040 | 99.7 | 11,000 (41.6) | 400 (37) |
| CM-BW-8440 | 99.7 | 12,000 (45) | 440 (41) |
Test Conditions
Test pressure 225 psi (1.55 MPa)
Test solution temperature 25±1 ℃
Test solution concentration (NaCl) 2000±50 ppm
Test solution pH 7-8
Extreme Operating Conditions
Maximum operating pressure 600 psi (4.14 MPa)
Maximum water temperature 45°C
Maximum water SDI₁₅ 5
Free chlorine concentration in water <0.1 ppm
pH range during continuous operation 2-11
pH range during chemical cleaning 1-13
