Name: PE Sintered Filter Cartridge for Corrosive Chemical Filtration Customized Suppliers, Manufacturers - Free Sample - TOPTITECH Metal Materials
Brand: TOPTITECH
SKU: 266098734

PE Sintered Filter Cartridge for Corrosive Chemical Filtration

TOPTITECH sintered porous PE filter is used for separation duties in aggressive chemical media. The element is formed from UHMWPE powder through thermal sintering into a rigid tubular structure with a closed end. The component is manufactured as a single body without seams or adhesive joints.

The base material is UHMWPE. It is applied in contact with mineral acids, including concentrated sulfuric acid, as well as alkaline solutions and a range of organic solvents under industrial conditions. The polymer structure remains stable within typical operating temperature and pressure ranges for chemical processing.

Pore formation occurs during the sintering process, resulting in an interconnected porous matrix. Liquid passes through the structure under differential pressure. Surface interaction with water-based fluids is low due to the inherent properties of polyethylene. Flow behavior is defined by pore geometry and distribution.

The filter medium is produced without binders or reinforcing fillers. Extractable levels are low, and the structure is non-fibrous. No particle release is expected under normal operation due to the sintered solid matrix.

Typical applications include solid–liquid separation in corrosive chemical processing, catalyst recovery in hydrogenation systems, removal of suspended carbon in pharmaceutical streams, filtration of semiconductor wet chemicals, and polishing of high-purity process liquids.

Products Specifications

Parameter	Value
Material	UHMW-PE
Filtration rating	1–2 μm
Outside diameter	38 mm
Inside diameter	19 mm
Length	200 mm (custom available)
End type	Single open end; blind end
Manufacturing process	Sintered
Max. operating pressure	0.6 MPa @ 25°C
Max. operating temperature	80°C (continuous)
pH range	0–14
Porosity	≥50%

Product Features

PE Sintered Filterfor Corrosive Chemical Filtration

Excellent abrasion resistance.

UHMWPE stands up well to abrasive wear. In filtration services where the feed stream contains suspended solids or slurry, the cartridge surface resists gradual erosion and scratching from particle impingement. Material loss stays low over extended run times, making the element a solid fit for continuous duties like catalyst recovery, crystal separation, and powder conveying.

Superior impact toughness.

Sintered PE cartridges are not brittle. They tolerate the knocks that come with routine handling, installation, and in-service vibration. Pressure spikes or accidental bumping are unlikely to cause chipping, cracking, or hidden internal fractures-so unplanned element failures and the downtime they bring are far less frequent.

Low-pressure-drop design.

The sintered structure leaves a highly interconnected pore network with ample open area for flow. At the rated 1–2 μm filtration level, the resistance to fluid passage stays moderate. This keeps pumping energy reasonable, supports stable throughput, and avoids overloading upstream pumps or ancillary components.

Cleanable and reusable.

When the element becomes loaded with trapped solids, cleaning can bring it back to useful condition. Options include liquid backwashing, air‑water backpulsing, or chemical soaking-chosen according to the process fluid. Performance largely recovers after cleaning, so replacement intervals stretch out noticeably, reducing both consumable purchases and waste for disposal.

PE Sintered Filter Cartridge for Chemical Filtration

Lightweight, easy to install and maintain.

PE weighs far less than metal or ceramic filter media. Each cartridge is simple to manoeuvre, adds little deadweight to the housing, and can be swapped out quickly-even in large multi‑element systems with dozens or hundreds of units. Maintenance crews spend less time per change‑out, which matters when schedules are tight.

Stable under particle-laden flow.

High‑velocity liquids carrying fine solids do not easily degrade the cartridge's dimensions or surface quality. There is no spalling, no pore enlargement from erosion, and no tendency toward accelerated fouling. This robustness makes the element dependable in solids-heavy applications such as catalyst slurry filtration, crystal mother‑liquor separation, and powder recovery loops.

Product Applications

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Strong acid and alkali liquid filtration.
In sulfate-process titanium dioxide production, dilute sulfuric acid mother liquor carries fine TiO₂ solids that need recovery while the acidic stream itself requires clarification. This cartridge operates directly in that corrosive environment, separating solids from the acid phase to recover pigment product and produce a clean filtrate for further processing. Similar duties arise in hydrometallurgical leaching circuits, electroplating bath purification, and acidic etching solution recycling-all applications where the medium aggressively attacks conventional filter media.

Precious Metal Catalyst Recovery

Used for separation of Pd/C, Pt/C, Raney nickel and similar catalysts from hydrogenation reaction mixtures. Catalyst particles are retained from the slurry phase for potential reuse or further handling. Applicable to batch reactors and continuous flow systems where catalyst migration is present.

Activated Carbon Removal After Decolorization

Used after adsorption stages involving powdered activated carbon in intermediate or API solutions. Carbon fines are removed from the liquid stream prior to downstream processing. The clarified filtrate is directed to crystallization, evaporation, or drying steps.

Semiconductor Wet Chemical Filtration

Used in delivery lines for semiconductor process chemicals, including sulfuric acid, hydrogen peroxide, hydrofluoric acid, ammonia solution and isopropyl alcohol. Suspended particles are removed from the fluid stream under pressure-driven flow conditions. UHMWPE-based construction is used in contact with high-purity media.

Pharmaceutical API Filtration

Used in API manufacturing steps involving removal of activated carbon, catalyst residues and insoluble solids from reaction solutions. The liquid phase is separated before crystallization or further purification. The filter material is applied where low interaction with process components is required.

Final-stage polishing for ultrapure water.
In semiconductor wafer fabrication, photovoltaic cell production, and pharmaceutical water systems, ultrapure water receives a final polish just before point-of-use. This removes fine particles and microorganisms that may have detached from distribution piping. The cartridge acts as a guard filter, catching sub-micron particulates and ensuring consistent water quality at the delivery point-directly supporting process yield and reliability.

Customization Services

Dimensional Customization

For non-standard filter housings or confined installation spaces, we can manufacture to customer-supplied drawings or interface specifications. Adjustments to outer diameter, inner diameter, length, and wall thickness are all available to ensure an exact match with existing equipment.

Filtration Rating Customization

For processes that call for tighter or coarser cut points, we can adjust powder particle size distribution and sintering parameters to offer multiple precision grades across a 0.5-5μm range. This covers applications from coarse straining to fine polishing as needed.

End Configuration Customization

Beyond the blind-end design (one open end, one closed end), we can produce double-open configurations or other end styles based on installation method and flow direction requirements. These options accommodate various filter housing interface designs and sealing arrangements.

Geometry Customization

In addition to tubular profiles, we can fabricate non-standard shapes to suit specialized filtration equipment-including cylinders, discs, conical forms, and other geometric configurations. Flanged ends, threaded connections, or other mounting features can also be incorporated to meet specific system integration needs.

Customized Material Performance

Different operating conditions may require specific material characteristics. TOPTITECH can modify the PE filter material during production to meet particular process requirements, such as optimizing surface wettability (hydrophobic or hydrophilic) or improving compatibility with certain chemical media. Every customization project is evaluated individually based on the process conditions, operating parameters, and application requirements to ensure the most suitable material solution.