
Products Description Our cotton string wound filter cartridges are made of 100% natural cotton thread, which is precisely wound to form a gradient density structure. They can intercept particles of different sizes and are widely used in industrial coolants, lubricating oils, syrups, paint...

Our cotton string wound filter cartridges are made of 100% natural cotton thread, which is precisely wound to form a gradient density structure. They can intercept particles of different sizes and are widely used in industrial coolants, lubricating oils, syrups, paint pre-filtration and other scenarios.
Core advantages: Deep filtration | High dirt holding capacity | Chemical resistance | Low cost replacement

| Parameters | Specifications |
| Length | 4 3/4"-40" |
| Outside Diameter | 2 3/4"-4.5"+ |
| Filter Material | High-quality absorbent cotton thread |
| Micron Rating | 1 - 150μm |
| Temperature | 140°F-Polypropylene Core; 250°F-Metal Core |
| Recommended Change-out Differential Pressure | 20 psid (1.4 bar) |
| End Cap Material | Stainless steel, PP, etc. |
| Gasket | Silicone, EPDM, Viton, Buna |
| Applicable media | Water, hydraulic oil, lubricating oil, fuel oil, compressed air, etc. (neutral or weakly corrosive) |
✅ Municipal and well water pre-filtration
✅ Industrial process water
✅ Food and beverage plants (water filtration)
✅ Chemical and petrochemical
✅ Machinery processing plants
✅ Automotive parts plants
✅ Engineering fleets
✅ Power station auxiliary equipment maintenance





*In addition to providing standard string wound filter cartridges, AYATER can also provide non-standard customization services and replacement cartridges of other brands according to customer needs.
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