Hollow Fiber Cylindrical Ultrafiltration Membrane

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Product Profile

EcoLan ultrafiltration membrane is a new generation of pollution-resistant PVDF hollow fiber membrane prepared by a proprietary hydrophilic modification process, which further enhances the membrane’s pollution resistance and decay resistance while maintaining high flux. It has excellent product performance to remove suspended solids effectively, colloids, and microorganisms in water, etc. EcoLan pressure ultrafiltration membrane adopts an external  (outside-in) pressure structure, combined with our more than ten years of R&D and application experience in the membrane water treatment field, to achieve a seamless replacement with the most well-known brands.

Product Features

Simple Pretreatment

It is an external pressure type structure ultrafiltration membrane with an excellent flow channel, pulsating operation, broadening the feed water conditions, and a wide range of water quality applications.

Long Cleaning Cycle

Hydrophilic-modified PVDF membrane filaments have good pollution resistance, decay resistance, good chemical resistance, excellent chemical stability, and easy cleaning recovery.

Low Operating Cost

Hydrophilic-modified PVDF membrane filaments have a smaller contact angle with water and can quickly infiltrate. As a result, thorough cleaning and fewer chemicals demand. In addition, with a detachable structure design, we can reuse parts to save costs.

Long Service Life

Use high mechanical strength of membrane filament, flexible and no filament breakage, permanent hydrophilic, slow decay of flux, service life over five years.

High and Stable Water Production

With a homogeneous sponge structure, the narrow pore size distribution of membrane filaments, high filtration precision, high water production flux, and strong adaptability to changes in raw water quality.

Product Technical Parameters

Basic Parameters
Membrane material PVDF Membrane type Outside-in pressure type ultrafiltration membrane
Housing material UPVC Nominal pore size 0.03μm
Filament ID/OD 0.7/1.3mm Effluent turbidity <0.1NTU
Design flux 30~100L/M2.H, 25℃ Effluent SDI15 ≤3
Max pH range 2~10 Temperature 1~40℃
Terms of use
Transmembrane pressure (TMP) ≤0.2MPa
Backwash flux 90~110 L/m2·h
Backwash pressure ≤0.2MPa
Air wash flow 5~12Nm3/h·pc
Air wash pressure ≤0.1MPa
Filtration cycle 20~120 minutes
Inlet water TSS ≤20mg/L (limit value 100mg/L)
Inlet water CODcr ≤30mg/L (limit value 100mg/L)
Inlet water turbidity ≤50NTU (limit value 200NTU)
Inlet water pressure ≤0.5MPa
Pre-filtering fineness ≤300 μm

Product Specification Selection

External pressure ultrafiltration membranes are available in the following specifications, and we can also customize them according to customer requirements.

Model number ELO-1080 ELO-1060 ELO-1030
Active membrane area 105㎡ 75㎡ 35㎡
Membrane size Φ250 x 2215mm Φ250 x 1715mm Φ250 x 965mm
Interface DN50 DN50 DN50
Filtration accuracy ≤0.03μm

Scope of Applications

High-standard urban and rural sewage treatment

Industrial wastewater treatment

RO/NF pretreatment

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