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LG BW 4040 R Industrial RO Membrane
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₹ 12000
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LG BW 4040 R is a high-rejection 4040 brackish water RO membrane offering 2,500 GPD water flow, 99.6% salt rejection and advanced TFN technology for commercial and industrial water purification.
Product Overview
The LG BW 4040 R RO Membrane is a high-rejection brackish water reverse osmosis membrane designed for commercial and industrial water purification applications.
Manufactured using advanced Thin Film Nanocomposite (TFN) technology, this membrane provides excellent salt rejection, good fouling resistance and reliable water production.
With an active membrane area of 85 sq. ft. and a nominal permeate flow rate of 2,500 GPD, the LG BW 4040 R is suitable for groundwater purification, light industrial process water, commercial RO systems and wastewater reuse applications.
Its advanced membrane construction helps maintain consistent water quality and reliable performance in properly designed and pretreated RO systems.
Key Features
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High salt rejection performance
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2,500 GPD permeate flow
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85 sq. ft. membrane area
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Advanced TFN technology
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Good fouling resistance
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28 mil feed spacer
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Durable spiral-wound construction
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand | LG Water Solutions |
| Model | BW 4040 R |
| Membrane Type | Brackish Water RO Membrane |
| Membrane Size | 4″ × 40″ |
| Active Membrane Area | 85 sq. ft. (7.9 m²) |
| Permeate Flow Rate | 2,500 GPD (9.5 m³/day) |
| Stabilized Salt Rejection | 99.6% |
| Minimum Salt Rejection | 99.3% |
| Feed Spacer Thickness | 28 mil |
| Membrane Technology | Thin Film Nanocomposite (TFN) |
| Membrane Configuration | Spiral-Wound |
| Standard Test Pressure | 225 PSI (15.5 bar) |
| Test Water Concentration | 2,000 ppm NaCl |
| Test Temperature | 25°C |
| Test pH | 7 |
| Test Recovery | 15% |
| Maximum Operating Pressure | 600 PSI (41 bar) |
| Maximum Operating Temperature | 45°C |
| Continuous Operating pH | 2–11 |
| Cleaning pH Range | 2–12 |
| Wet Weight | 4.0 kg |
Applications
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Commercial RO plants
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Industrial water purification
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Groundwater treatment
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Light industrial process water
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Brackish water purification
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Wastewater reuse systems
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Drinking water treatment
Benefits
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Efficient dissolved salt removal
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Helps maintain high permeate water quality
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Supports reliable water production
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Suitable for commercial RO applications
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Designed for long-lasting performance
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