DuPont FilmTec BW30-400 Brackish Water RO Membrane (Rewritten)

The DuPont FILMTEC BW30-400 is a high-performance 8-inch brackish water reverse osmosis membrane designed for large-scale industrial and commercial water treatment systems. It is built with advanced Thin Film Composite (TFC) technology to ensure excellent removal of dissolved salts and contaminants while maintaining strong and consistent water production.

Designed for durability and reliable long-term operation, the BW30-400 membrane delivers stable performance in municipal, industrial, and desalination applications. Its optimized structure supports high productivity, strong salt rejection, and extended service life under demanding conditions.

Category: RO Membrane

Specifications

ParameterDetails
Product ModelDuPont FILMTEC BW30-400
Membrane TypePolyamide Thin Film Composite (TFC)
Size8 inch
Active Area400 ft² (37 m²)
Permeate Flow10,500 GPD (≈ 40 m³/day)
Salt Rejection (Stabilized)99.5%
Salt Rejection (Minimum)99.0%
Max Operating Pressure600 psi (41 bar)
Recommended Pressure225 psi (15 bar)
Max Temperature45°C (113°F)
pH Range (Operation)2 – 11
pH Range (Cleaning)1 – 13
Max Feed SDI5
Max Feed Flow85 GPM (19 m³/h)
Chlorine ToleranceNot chlorine tolerant (requires dechlorination)

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