High-Efficiency Microporous Pleated Filter Cartridge

Our Microporous Pleated Filter is a premium, high-performance filtration cartridge designed for precise particle removal and stable flow in industrial liquid and gas applications. Built with advanced microporous filter media and a deep-pleated structure, this cartridge delivers far greater dirt-holding capacity and longer service life than standard string-wound, melt-blown and flat-sheet filters.

This High-Efficiency Microporous Pleated Filter Cartridge is a professional industrial filtration product built to tackle tough purification demands and ensure stable, efficient filtering performance.

Made with food-grade and industrial-grade raw materials, this filter features 100% adhesive-free thermal bonding construction, eliminating media shedding, chemical leaching and secondary contamination. It meets strict quality and hygiene standards for high-purity processing, and is available in a full range of micron ratings, sizes and end connections to fit standard filter housings and diverse working conditions.

Technical Specifications

Parameter	Details
Filter Media	Polypropylene (PP), PES, PTFE, Glass Fiber (hydrophilic & hydrophobic optional)
Micron Rating	0.1μm – 50μm (nominal & absolute efficiency)
Standard Lengths	5”, 10”, 20”, 30”, 40”
End Connections	222, 226, Flat Cap, Code 7 (standard industrial fit)
Operating Temp	-10°C – 100°C (media dependent)
Construction	Thermal bonded, reinforced core & outer cage, adhesive-free
Compatibility	Broad resistance to acids, alkalis, solvents and industrial fluids

Key Technical Features

Deep-Pleat Design: Optimized pleating greatly expands effective filtration area, boosting dirt-holding capacity while maintaining low pressure drop and steady flow rate.

Uniform Microporous Structure: Consistent pore size ensures stable filtration efficiency; absolute-rated variants deliver up to 99.98% particle removal for critical applications.

Adhesive-Free Manufacturing: Hot-melt welding and ultrasonic bonding prevent binder leaching, media migration and contamination of filtered products.

Reinforced Structural Stability: Sturdy inner core and outer support cage prevent pleat collapse and deformation under high flow and pressure.

Wide Chemical Compatibility: Suitable for aqueous liquids, chemicals, solvents and gas filtration, with custom media for harsh corrosive conditions.

Core Advantages

Extended Service Life: Higher dirt retention reduces replacement frequency, cutting downtime and maintenance costs compared to standard filters.

Low Operating Cost: Minimal pressure drop lowers energy consumption, and long replacement cycles reduce total cost of ownership.

Stable & Reliable Performance: Consistent filtration efficiency throughout lifespan, avoiding sudden breakthrough and production interruptions.

Wide Housing Compatibility: Standard sizes and connections fit most commercial filter housings, enabling direct replacement without modification.

Regulatory Compliant: Meets FDA food-grade requirements and ISO quality standards, safe for food, beverage, pharmaceutical and high-purity industries.

Application Areas

Pharmaceutical & Biotechnology: Water for Injection (WFI) pretreatment, sterile liquid/gas filtration, buffer and reagent purification.

Food & Beverage: Drinking water purification, juice, wine and beer clarification, edible oil refining, syrup and flavor filtration.

Electronics & Semiconductor: High-purity process water, photoresist solvent, plating solution and ultra-pure chemical filtration.

Industrial Water Treatment: RO membrane pre-filtration, circulating water purification, wastewater polishing and groundwater treatment.

Chemical & Petrochemical: Solvent, acid and alkali purification, oilfield fluid treatment, corrosive liquid and gas filtration.

Laboratory & Medical: Ultrapure water filtration, diagnostic reagent preparation and medical process fluid sterilization.

Frequently Asked Questions (FAQ)

1. What is the difference between nominal and absolute micron ratings?

Nominal rating indicates general removal of targeted particles, ideal for routine pre-filtration. Absolute rating guarantees 99.98% removal of particles at the stated size, recommended for sterile, high-purity and critical processes where full contamination control is required.

2. How often should I replace the microporous pleated filter?

Replacement intervals depend on feed fluid quality, flow rate and operating conditions. Typical lifespan is 3–6 months for general industrial use and up to 12 months for low-contaminant clean fluid applications. Replace when pressure differential reaches 0.2–0.3 MPa to maintain flow and efficiency.

3. Can this filter be cleaned and reused?

Most standard pleated filter cartridges are designed for single-use only. Backwashing or chemical cleaning may damage the delicate microporous media and reduce filtration performance. Custom reusable and backwashable versions are available for specialized applications upon request.

4. Will this filter fit my existing filter housing?

Yes. Our filters feature standard industry end connections (222, 226, Flat Cap) and common lengths (5”–40”) that are fully compatible with most standard industrial filter housings. Verify your housing size and connection type before ordering for a perfect fit.

5. Do you offer custom media, sizes and micron ratings?

Absolutely. We provide customized solutions including special media (PTFE, hydrophobic variants), non-standard lengths, custom micron ratings and modified end fittings for high-temperature, corrosive and unique process conditions. Contact our team for tailored quotes and technical support.

PP Melt-Blown Filter