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Bangtec 4040 Brackish water membrane

In stock

LKR 28,350.00
  • Model / Size: 4040 Reverse Osmosis Membrane (standard 4″ × 40″ format)
  • Membrane Type: Thin‑Film Composite (TFC) semi‑permeable
  • Filtration Function: High salt rejection for dissolved solids (TDS) and contaminants
  • Application: Brackish water RO purification, industrial and commercial water treatment systems.

BW-4040 RO Membrane

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  • Model / Size: 4040 Reverse Osmosis Membrane (standard 4″ × 40″ format) 
  • Membrane Type: Thin-Film Composite (TFC) semi-permeable 
  • Filtration Function: High salt rejection for dissolved solids (TDS) and contaminants
  • Application: Brackish water RO purification, industrial and commercial water treatment systems.

Ferrule

In stock

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  • Product Type: Ferrule
  • Function: Provides a secure, leak-proof connection between pipes and fittings
  • Material: Stainless Steel (SS304/SS316), Brass, or PVC (depending on model)
  • Connection Type: Compression / Threaded (model dependent)
  • Size: Available in multiple sizes (e.g., 1/4″, 3/8″, 1/2″, 3/4″, 1″)
  • Pressure Rating: Suitable for medium and high-pressure applications (model dependent)
  • Corrosion Resistance: Excellent resistance to rust and chemical corrosion
  • Installation: Easy to install and maintain with reliable sealing performance
  • Applications: RO systems, water treatment plants, filtration systems, industrial piping, pneumatic systems, and plumbing installations.









Keensen 4040 Brackish Water RO Membrane

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  • Brand: Keensen
  • Model: BW-4040XLFR / BW-4040FR
  • Membrane Type: Fouling Resistant Brackish Water Reverse Osmosis Membrane
  • Element Size: 4″ × 40″ (4040 Standard Industrial Membrane)
  • Rated Permeate Flow: ~2300 GPD (≈ 8.7 m³/day)
  • Average Salt Rejection: ~99.6%
  • Minimum Salt Rejection: ≥ 99.0%
  • Active Membrane Area: ~85 ft² (≈ 7.9 m²)
  • Test Pressure: 225 psi (≈ 1.55 MPa / 15.5 bar)
  • Test Temperature: 25 °C

LP21-4040 RO Membrane

In stock

LKR 46,350.00
  1. Model: Vontron LP21-4040 (4″ × 40″) Reverse Osmosis Membrane Element (Low Pressure Series) – suitable for brackish and less saline feed water. 
  2. Permeate Flow: High permeate production ~2400–2800 GPD (≈9.1–10.6 m³/day) under standard test conditions
  3. Stable Salt Rejection: ~99.5–99.6 % (excellent contaminant removal performance). 
  4. Material / Technology: Thin-film composite (aromatic polyamide) membrane for robust RO desalination performance. 
  5. Application: Industrial, commercial and high-demand drinking water purification systems where standard 4040 elements are required.

Vontron 4040 Seawater RO Membrane Element

In stock

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  • Product Type: Reverse Osmosis Membrane Element
  • Brand: Vontron
  • Model: 4040 Seawater Membrane
  • Membrane Type: Thin Film Composite (TFC) Polyamide
  • Application: Seawater desalination and high-salinity water treatment
  • Nominal Flow Rate: ~1,800–2,400 GPD (≈ 6.8–9.1 m³/day per element)
  • Salt Rejection: Up to 99.7% (Typical)
  • Operating Pressure: 800–1,200 psi (55–83 bar)
  • Maximum Operating Pressure: 1,200 psi (83 bar)
  • Maximum Operating Temperature: 45°C