Double Layer PP Pleated Filter Cartridge for High Dirt Holding & Longer Service Life
Double Layer PP Pleated Filter Cartridge
The Double Layer PP Pleated Filter Cartridge is engineered with a gradient-density dual-layer structure that significantly improves dirt holding capacity, extends service life, and reduces maintenance expenses.
Cost-saving advantages include:
Fewer cartridge replacements
Lower labor and maintenance costs
Reduced system downtime
Improved filtration stability
Lower total cost of ownership
Cost Comparison vs Standard Pleated Filters
| Feature | Single Layer Filter | Double Layer Filter |
|---|---|---|
| Dirt holding capacity | Standard | High |
| Service life | Shorter | Extended |
| Replacement frequency | Frequent | Reduced |
| Pressure stability | Moderate | Excellent |
| Operating cost | Higher | Lower |
How Double Layer Design Extends Service Life
The outer layer PP membrane acts as a pre-filtration barrier, trapping coarse particles and protecting the inner fine filtration layer.
Filtration Process
Outer layer captures large contaminants
Inner layer removes fine particles
Gradual loading prevents premature clogging
Result: longer service life compared to standard pleated filters.
Ordering Information
| MF | -DPP | -0022 | -10 | -P | -H | -1 | -S |
| Model | Media | Micron | Length | Inner Core | Surface | End Cap | O-Ring |
| MF | DPP= Double Layer PP | 0022= 0.22um 0045= 0.45um 0100= 1.0um 0500= 5.0um 1000= 10um | 05= 5 Inch 10= 10 Inch 20= 20 Inch 30= 30 Inch 40= 40 Inch | P= PP S= SUS304 U= SUS316 | H= Hard PP N= Mesh S= SUS304 U= SUS316 | 0= DOE 1= 222Flat 2= 222Fin 3= 226Flat 4= 226Fin | S= Silicone F= FKM E= EPDM T= PTFE K= FEP-FKM |
Specification of D-PP Filter Cartridge
| Parameter | Specification |
|---|---|
| Filter Media | Double Layers Polypropylene Membrane |
| Outer Diameter | 68mm / 64mm/ 62mm |
| Operating Temperature | Up to 120°C (248°F) |
| Max Differential Pressure | 4.0 bar @ 25°C, 2.5 bar @ 80°C |
| Sterilization | Steam (121°C for 30 mins), Gamma irradiation |
| Extractables | ≤30mg per 10″ cartridge (in accordance with USP <661>) |
| Certifications | ISO 9001, FDA compliant |
How to Choose the Right Pleated Filter Cartridge – Filter Selection Guide
Advantages of Double Layer PP Pleated Filter Cartridges
Reduce System Downtime
Filter clogging can cause pressure spikes and unplanned shutdowns.
The gradient density structure ensures:
Stable differential pressure
Consistent flow performance
Reduced risk of sudden blockage
Improved equipment protection
This stability is critical in automated and high-volume production systems.
Improve Flow Stability & System Efficiency
Unlike conventional filters that rapidly increase pressure drop, double-layer pleated cartridges maintain smooth flow throughout their service life.
Benefits include:
Lower energy consumption
Stable system pressure
Improved pump efficiency
Enhanced process consistency
Our Quality Control for PP Pleated Filter Cartridge Manufacturing
Our pleated filter cartridges are produced in ISO Class 8 cleanrooms to ensure contamination-free manufacturing and superior product purity.
Each filter cartridge undergoes rigorous quality control, including bubble point testing, integrity testing, and flow rate verification to ensure consistent performance and compliance with international standards.
We utilize advanced automated equipment for pleating, welding, and assembly processes. This ensures precise manufacturing, consistent quality, and high production efficiency while minimizing manual errors and contamination risks.
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