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LG BW 400 R Dura RO Membrane Element

Product No.：BW 400 R Dura
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LG BW 400 R Dura

LG BW 400 R Dura is a highly durable brackish water RO membrane with superior salt rejection and an advanced 34 mil low dP feed spacer technology.

LG BW 400 R Dura RO Membrane Element Product Data Sheet

Key Features

Enhanced chemical durability for wide cleaning pH range (1-13)
Superior salt rejection
Optimized membrane surface hydraulics
Reduced differential pressure

Main Benefits

High permeate water quality
Effective cleaning performance
Stable performance recovery after cleanings
Reduced energy consumption and total cost of plant ownership

Ideal Applications

Industrial process water
Municipal drinking water
Water Reuse
ZLD/ MLD

Performance Specifications

Specification	Unit	Test Condition A	Test Condition B
Permeate Flow Rate	GPD (m³/d)	11,000 (41.6)	11,500 (43.7)
Stabilized Salt Rejection	%	99.7	99.74
Minimum Salt Rejection	%	99.6	99.65
Active Membrane Area	ft² (m²)	400 (37)
Feed Spacer Thickness, Type	mil	34, low dP

The specifications outlined above are normalized performances based on the following test conditions:

• Test Condition A: 2,000 ppm NaCl, 225 psi (15.5 bar), 25°C (77°F), pH 7, Recovery 15%

• Test Condition B (referential only): 1,500 ppm NaCl, 225 psi (15.5 bar), 25°C (77°F), pH 7, Recovery 15%

• Permeate flow rates for individual elements may vary by +20/ -15%

Dimensions and Weight

LG BW 400 R Dura RO Membrane Element Dimension

Dimensions: mm (in)		Wet Weight: kg (lbs)
A	B	C	16 (35)
Element Length	Element O.D.	Core Tube I.D.
1,016 (40)	200 (7.9)	28.6 (1.125)

All dimensional information is indicative and for reference only. Please contact LG Water Solutions for detailed technical specifications.

Operating Specifications

Specification	Unit	Value
Maximum Applied Pressure	psi (bar)	600 (41.3)
Maximum Chlorine Concentration	ppm	< 0.1
Maximum Operating Temperature	°C (°F)	45 (113)
pH Range, Continuous Operation		2–11
pH Range, Cleaning		1–13
Maximum Feed Water Turbidity	NTU	1.0
Maximum Feed Water SDI₁₅		5.0
Maximum Feed Flow	gpm (m³/h)	75 (17)
Maximum Pressure Drop (ΔP) for Each Element	Psi (bar)	15 (1.0)

From D-BW400RDURA-EN-123124

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