DuPont™ FilmTec™ BW30 PRO-4040 – High-Performance RO Membrane for Industrial Applications
Updated on October 21, 2025
At Water Technology BD Limited (WTBL), an Authorized Distributor of DuPont Water Solutions, we bring precision-engineered reverse osmosis technology to industries demanding consistent quality, high productivity, and long-term reliability.
🔬 Technical Specifications
Membrane Type: Polyamide Thin-Film Composite (TFC) Spiral-Wound
Active Membrane Area: 85 ft² (7.9 m²)
Permeate Flow Rate: 2,600 gpd (9.8 m³/day)
Stable Salt Rejection: ≥ 99.7%
Operating Pressure: 225 psi (15.5 bar)
Test Conditions: 2,000 ppm NaCl, 25°C, 15% recovery, pH 8.0
Cleaning pH Range: 1.0 – 13.0
Chlorine Tolerance: < 0.1 ppm
⚙ Recommended Applications
✔ Industrial process water treatment
✔ Boiler feed water conditioning
✔ High-purity water production for food & beverage
✔ ETP/ZLDP reuse systems in textile, pharmaceutical, and paper industries
💡 Why Choose BW30 PRO-4040 from WTBL?
1. Optimized Productivity: High flux at standard operating pressures
2. Superior Rejection Stability: Maintains water purity under varying feed conditions
3. Energy Efficiency: Reduced operational costs without compromising quality
4. Proven Durability: Reliable performance in continuous-duty industrial operations
5. Local Expertise: WTBL ensures correct membrane selection, installation, and after-sales support
At WTBL, we combine global innovation from DuPont with local engineering expertise to deliver the best-in-class RO solutions for Bangladesh’s industrial sector.
📞 Contact us today for technical consultation, supply, and turnkey water treatment solutions.