Filter Cartridge/Media for Water Circulation Systems

Product Specifications

Technical details and manufacturing context for Filter Cartridge/Media

Definition

The filter cartridge/media is a critical consumable component within water circulation and filtration units, designed to capture and retain suspended solids, particulates, and other impurities from the water stream. It serves as the primary physical barrier that ensures water quality by preventing contaminants from recirculating through the system, thereby protecting downstream equipment and maintaining process efficiency. This component is available in various configurations, including pleated fabric, wound string, sintered material, or membrane, and can be manufactured from materials such as polypropylene, polyester, cellulose, activated carbon, ceramic, or stainless steel mesh. The selection of a specific filter cartridge/media depends on the application requirements, including filtration rating (typically 1–100 μm), flow rate (0.5–50 m³/h), operating temperature (5–80 °C), maximum differential pressure (0.2–0.5 MPa), and compatibility with the fluid and system. Key dimensional parameters include length (250–1000 mm), outer diameter (60–150 mm), and inner diameter (25–70 mm), which must match the housing dimensions. Sealing materials (e.g., NBR, EPDM, FKM) and weight (0.5–5 kg) are also important for proper installation and performance. Standards such as ISO 16889, ISO 3966, ISO 2941, ISO 2942, and ASTM D2000 are referenced for testing and verification, but actual compliance must be confirmed with the manufacturer. Regular inspection and replacement are necessary to maintain filtration efficiency and prevent system damage. Always verify model-specific values and standards with the legal manufacturer or supplier before procurement.

Working Principle

Water is forced through the porous structure of the filter media (e.g., pleated fabric, wound string, sintered material, or membrane). Contaminants larger than the media's pore size are trapped on the surface or within the depth of the media via mechanisms of surface capture, depth filtration, and adsorption, allowing only cleaned water to pass through. The efficiency of particle removal depends on the pore size distribution, media thickness, and flow rate. Over time, captured contaminants accumulate, increasing differential pressure; when the maximum differential pressure is reached, the element must be replaced to avoid bypass or collapse.

Common Materials

Polypropylene, Polyester, Cellulose, Activated Carbon, Ceramic, Stainless Steel Mesh

Technical Parameters

Parameter	Typical range	Notes & selection driver
Filtration Rating	1–100 μm	Select based on particle size to removeISO 16889
Flow Rate	0.5–50 m³/h	Higher flow requires larger filter areaISO 3966
Operating Temperature	5–80 °C	Exceeding range may degrade media
Max Differential Pressure	0.2–0.5 MPa	Higher pressure may collapse elementISO 2941
Filter Media Material	PP, PE, PTFE, SS	Chemical compatibility with fluid
Length	250–1000 mm	Standard sizes for housing compatibilityISO 2942
Outer Diameter	60–150 mm	Must match housing dimensionsISO 2942
Inner Diameter	25–70 mm	Core size for fittingISO 2942
Sealing Material	NBR, EPDM, FKM	Compatibility with fluid and temperatureASTM D2000
Weight	0.5–5 kg	Affects handling and installation

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Filter Media Part
The porous material that performs the actual filtration by trapping contaminants.

Material: Varies (e.g., Polypropylene, Polyester, Activated Carbon)
End Caps Part
Seal the ends of the media, provide structural support, and interface with the filter housing.

Material: Polypropylene, ABS Plastic, or Metal
Core Tube Part
Internal support structure that maintains media shape and provides a central flow path for filtered water in some designs.

Material: Polypropylene, Stainless Steel
Gaskets/O-Rings Part
Provide a seal between the cartridge and the filter housing to prevent bypass of unfiltered water.

Material: EPDM, Nitrile, Silicone

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Water Circulation and Filtration Unit

View system integration details

Manufacturers of Filter Cartridge/Media

Manufacturer profiles associated with Filter Cartridge/Media.

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Frequently Asked Questions

What is the typical filtration rating range for filter cartridges?

According to the directory data, the filtration rating typically ranges from 1 to 100 μm, based on ISO 16889. The exact rating should be selected based on the particle size to be removed and confirmed with the manufacturer.

What materials are available for filter media?

Common materials include polypropylene, polyester, cellulose, activated carbon, ceramic, and stainless steel mesh. The choice depends on chemical compatibility, temperature, and the type of contaminants.

How do I determine the correct filter cartridge dimensions?

Key dimensions include length (250–1000 mm), outer diameter (60–150 mm), and inner diameter (25–70 mm). These must match the housing dimensions; refer to ISO 2942 for verification. Always check with the supplier for exact compatibility.

When should a filter cartridge be replaced?

Replace when the maximum differential pressure (0.2–0.5 MPa) is reached, or when flow rate drops significantly. Regular monitoring and maintenance are essential to prevent system damage.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	Max 150 psi (10 bar) differential pressure, burst pressure 300 psi
flow rate:	0.5-50 GPM per cartridge depending on micron rating
temperature:	-10°C to 80°C (standard), up to 120°C with specialty materials
slurry concentration:	Max 5% solids by weight for standard media, up to 15% with reinforced construction

Filter Cartridge/Media

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards