Products Description
Our 1 micron water filter bags are typically made of precision woven materials such as polypropylene and nylon to accurately capture bacteria, sediment and particulate contaminants as small as 1 micron. The gradient pore structure formed by the meltblown process, with a dense inner layer and a loose outer layer, ensures high-precision filtration with reduced resistance and flow rates up to 20 GPM, making them ideal for use in industrial pre-treatment, pharmaceutical pre-filtration, food and beverage production, and water treatment.
Product Features

Ultrafine Particle Capture
Reliably retains contaminants as small as 1 µm with > 99 % efficiency at rated flow.
Cost-Effective Design


Durable Material Options
Leak‑Proof Construction

Technical Specifications
| Parameter | Specification |
| Micron Rating | 1 µm |
| Media Material | Polypropylene (PP), Polyester (PE), Nylon, PTFE, etc |
| Ring Material | Polypropylene (PP), Stainless Steel (SS) |
| Bag Sizes (D×L) | 180×430 mm, 180×810 mm, 105×230 mm, 105×380 mm, 150×550 mm |
| Flow Rate | Up to 20 GPM per bag |
| pH Range | 1–14 (material‑dependent) |
| Temperature Rating | Up to 280 °C (material‑dependent) |
| Max Pressure Differential | 2.4 Bar @ 20°C / 1.4 Bar @ operating conditions |
| Seam Type | Stitched or Welded |
Customer stories

European Chemical Manufacturer
- Challenge: Frequent clogging of 5 µm bags causing solvent purification downtime.
- Solution: Switched to 1 µm polyester bags with anti‑static treatment.
- Results: 40 % longer service life, 99.8 % particle retention, 15 % reduction in annual filtration costs.
Paper Mill Wastewater Treatment (Spain)
- Challenge: Outdated filters failed to meet COD discharge limits.
- Solution: Integrated 1micron water filter bags with advanced nanofiltration.
- Results: > 90 % COD reduction, 20 % lower operational costs, enabled water reuse for sustainable operations.

Customized Services
1. Tailored Dimensions & Shapes
Bespoke diameters and lengths, multi‑layer or special shapes per customer drawings.
2. Material & Finish Options
Choice of felt, monofilament, multi‑layer, PTFE membranes, anti‑static or hydrophobic coatings to suit fluid chemistry and temperature.
3. OEM Collaboration
Custom stitching, labeling, and assembly services from design through production to meet unique process requirements.
Why Choose Us?

High Quality Filter Bag Supplier
Technical Support
Free consultation for system integration and troubleshooting.
Proven Performance
Trusted by 5000+ industrial clients globally.
Fast Delivery
Standard lead time of 7–15 days, expedited options available.
Quality Assurance
ISO 9001‑certified processes, 100 % integrity testing, and FDA compliance for food-grade applications.
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