Proper pool maintenance includes regular cleaning or replacement to ensure optimal filtration. Filter bags for swimming pool are essential to capture debris, leaves, and fine particles. Swimming pool filter bags are required to have high-precision filtration capabilities, fast filtration speeds, and easy maintenance. Common materials include polyester, nylon, and polypropylene.
Materials and Performance
| Fiber | Abrasion resistance | Weakly acid | Strongly acid | Weakly alkali | Strongly alkali | Solvent | Temperature (°C) |
| Polyester Needle Felt | Very good | Very good | Good | Good | Poor | Good | 130-150 |
| Nylon Woven | Excellent | General | Poor | Excellent | Excellent | Good | 135-149 |
| Polypropylene Needle Felt | Very good | Excellent | Excellent | Excellent | Excellent | General | 90-110 |
Polypropylene Filter Bags
Lightweight and resistant to many chemicals.
Nylon Filter Bags
Known for its strength and flexibility, nylon bags can handle higher water flow rates.
Polyester Filter Bags
Commonly used for its durability and resistance to chemicals. It’s effective for fine filtration.
Specifications
| Filtration Precision | 10, 25, 50, 100, 150, 200, 400, 500 ,600, 800µm. |
| Bag Body Types | Stitched, Welded. |
| Bag Top Types | Plastic ring top, Metal ring top, Raw top, Drawstring top. |
| Bag Bottom Types | “Arc” shape bottom, “V” shape bottom. |
| Size | 1#: 7″ x 16″ (17.78 cm x 40.64 cm) 2#: 7″ x 32″ (17.78 cm x 81.28 cm) 3#: 4″ x 8.25″ (10.16 cm x 20.96 cm) 4#: 4″ x 14″ (10.16 cm x 35.56 cm) 5#: 6 ” x 22″ (15.24 cm x 55.88 cm) |
| Filter Bag Area(m²) / Filter Bag Volume (Liter) |
1#: 0.19 m² / 7.9 Liter 2#: 0.41 m² / 17.3 Liter 3#: 0.05 m² / 1.4 Liter 4#: 0.09 m² / 2.5 Liter 5#: 0.22 m² / 8.1 Liter |