Many water plant operators ignore ultrafiltration pretreatment, leading to irreversible RO membrane scratch, biofouling and frequent replacement costs. Raw water colloids, algae and suspended micro-particles cannot be fully intercepted by simple security filters alone. Our PVDF hollow fiber UF membrane locks up 99% of micro pollutants before they reach RO elements, stabilizing feed water SDI below 3 and extending RO service life by 2–3 times.
All industrial UF membrane modules and matching RO elements are sorted in our water filter element series.
Application Scenarios
1. All industrial RO system front-end pretreatment protection
2. Oilfield oily produced water solid-liquid separation
3. Municipal wastewater reuse pre-filtration stage
4. Power plant circulating cooling water turbidity reduction
5. Pharmaceutical purified water microbial interception pretreatment

Why This Membrane Performs Better
1. Hydrophilic modified PVDF material resists oil and organic pollution adhesion
2. High tensile fiber structure tolerates frequent sodium hypochlorite backwashing
3. Automatic online backwashing design cuts manual cleaning labor cost
4. Effectively controls inlet SDI value under 3 to fully protect expensive RO membranes
5. Customizable internal/external pressure modules for different hourly water volume demands
Install 5μm high-flow security filter after UF membrane to form two-stage full physical protection for reverse osmosis elements.
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