String Wound Filter Cartridges

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String Wound Filter Cartridges are an exceptional solution for reducing sand, silt, rust, and scale particles from your water supply. Manufactured by tightly winding yarn—such as polypropylene, cotton, or glass fiber—around a sturdy inner core, these cartridges feature a unique honeycomb-like structure. This design provides true depth filtration, trapping larger particles on the outside and progressively finer particles towards the core.

Renowned for their massive dirt-holding capacity and structural strength, string wound filters excel in demanding environments. They are highly effective for filtering well water with heavy sediment, as well as for industrial applications, chemical processing, and even high-temperature fluid filtration where standard spun filters might fail or collapse.

String Wound Filter Cartridges

Key Benefits of This Filter

True Depth Filtration

The honeycomb structure traps debris throughout the entire depth of the filter, not just on the surface.

High Temperature Tolerance

Available in materials like bleached cotton with stainless steel cores to withstand extreme hot water applications.

Massive Dirt-Holding Capacity

Holds significantly more sediment and rust than standard filters, reducing the frequency of replacements.

Excellent Structural Strength

The tightly wound design prevents the cartridge from collapsing under high pressure or heavy dirt loads.

Wide Chemical Compatibility

Suitable for filtering water, oils, syrups, petrochemicals, and various aggressive industrial fluids.

Popular Configurations

Model SW-10STD

10-Inch Standard Wound

A slim cartridge ideal for standard residential under-sink filtration and basic well water sediment removal.

Model SW-20STD

20-Inch Standard Wound

Designed for light commercial applications and multi-stage filtration setups requiring longer filter runs.

Model SW-10JUMBO

10-Inch Jumbo Wound

A wider diameter cartridge built for whole-house systems to handle higher flow rates and heavy sediment loads.

Model SW-20JUMBO

20-Inch Jumbo Wound

The ultimate high-capacity pre-filter configuration for large villas, commercial properties, and industrial RO plants.

Model SW-HT

High-Temperature Series

Specialized cotton wound cartridges featuring a stainless steel core, specifically engineered for hot water and high-temp industrial fluids.