PP Filter Bags
Liquid filter bags are fabric filtration elements used to remove solid particles and contaminants from liquids in industrial processes. They are installed inside filter housings and are available in different micron ratings to ensure efficient and cost-effective liquid filtration.
PP Filter Bags
Construction
- Material: 100% Polypropylene (PP) felt or mesh
- Media Type: Needle-punched felt (depth filtration) / Monofilament mesh (surface filtration)
- Sealing Ring Options: PP collar ring / Plastic ring / Galvanized steel ring / SS ring
- Seam Type: Stitched or Welded (ultrasonic welded for higher integrity)
- Layers: Single-layer or multi-layer construction
- Available Sizes:
- Standard Size 1 (7″ × 16″)
- Size 2 (7″ × 32″)
- Size 3 (4” × 20”)
- Custom sizes available
Micron Range
- Standard Micron Ratings: 1, 5, 10, 25, 50, 100, 150, 200 & Chinese media
- Typical Range: 1 – 400 microns
- Filtration Type: Depth filtration (felt) / Surface filtration (mesh)
Key Features
- Excellent chemical resistance (acids & alkalis)
- High dirt holding capacity
- Low pressure drops
- Cost-effective solution
- Silicone-free & FDA-compliant options available
- Thermal bonded fibers prevent media migration
- Lightweight and easy to install
Ideal Applications
- Water & wastewater treatment
- Chemical processing
- Paints, inks & coatings
- Food & beverage filtration
- Oil & lubricants filtration
- Pharmaceutical pre-filtration
- Electroplating & metal finishing
Technical Specifications (Typical)
| Parameter | Specification |
|---|---|
| Material | Polypropylene (PP) |
| Micron Rating | 1 – 200 µm |
| Max Operating Temperature | Up to 90°C |
| Max Differential Pressure | 2.5 bar (Recommended change-out at 1.5 bar) |
| pH Compatibility | 1 – 14 |
| Flow Direction | Inside to Outside |
| Surface Finish | Glazed or Singed |
| Compliance | FDA grade available (optional) |
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PP Filter Bags