Shijiazhuang, Hebei, Chinasales@kaifil.com
KAIFIL

Kaifil

Custom Stainless Steel Filter Elements & Metal Filtration Components

Manufacturer of custom stainless steel filter cartridges, cylinders, discs, screen packs, and strainer baskets built precisely to your drawings. Special metal alloys are available.

SS304SS316LMetal filter cartridgesFilter cylinders and tubesFilter discs and cut screensScreen packsStrainer basketsCone strainersFilter cups and domed screensFilter panels and framed screensDemister pads and mesh blocksFilter media rolls and sheetsMetal wire meshWedge wire screensSintered metal filters and mediaPerforated metal screensLaser-perforated and slotted screensEtched and electroformed screens

By product form

By product form

Start with the installed shape and equipment interface.

Metal filter cartridges

Metal filter cartridges

All-metal filter cartridges in pleated woven mesh, bonded sintered mesh and sintered metal fiber felt. Stainless-mesh configurations cover 2–840 µm and nominal lengths of 4⅞–40 in, with DOE, 222, 226 or threaded ends. Media construction, support and end sealing are specified together for the housing and cleaning cycle.

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Filter cylinders and tubes

Filter cylinders and tubes

Custom woven-mesh cylinders, perforated support tubes and wedge-wire screen cylinders for equipment inserts and replacement assemblies. Define the filtering wall, support, longitudinal seam, end condition and flow direction as one finished tube assembly.

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Filter discs and cut screens

Filter discs and cut screens

Filter discs and cut screens in woven wire mesh, sintered mesh, perforated sheet and precision foil, with round, annular and drawing-defined outlines. Multilayer mesh-disc configurations cover 10–580 mm diameter, 3–200 µm media grades and 3–5 layers. The filtering medium, support, edge finish and mounting land form one specified assembly.

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Screen packs

Screen packs

Replaceable screen packs for polymer-melt filtration, from loose and spot-welded stacks to rimmed and diffusion-bonded assemblies. Layer sequences include 20/40/20 and 40/80/200/80/40 mesh. Each pack is defined by the inlet-to-outlet layer schedule, wire and aperture, support, finished thickness and screen-changer interface.

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Strainer baskets

Strainer baskets

Custom strainer baskets with perforated, woven-mesh-lined or wedge-wire walls. Match the seating rim, basket body, closed bottom and removal handle to the housing; select the filtering surface and support for the process fluid and flow direction.

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Cone strainers

Cone strainers

Pointed cone, truncated cone and flat start-up strainers capture construction debris during pipe flushing and commissioning. We manufacture the perforated support, optional fine-mesh lining and retaining ring as one installation-specific assembly, with the flow direction and removal clearance defined on the drawing.

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Filter cups and domed screens

Filter cups and domed screens

Formed metal mesh cups, flanged inserts and domed screens protect compact fluid passages. We match the finished mouth, seating rim and filtration surface to the port geometry, combining the selected mesh with a support layer where the assembly carries a directional flow load.

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Filter panels and framed screens

Filter panels and framed screens

Flat and curved metal screen panels combine a defined screening surface with its frame, edge restraint and rear supports. Woven mesh, perforated plate, wedge wire and laser-slotted panels are made to the machine opening, working face and replacement method.

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Demister pads and mesh blocks

Demister pads and mesh blocks

Knitted wire-mesh demister pads collect entrained liquid droplets from gas and provide a drainage path for the coalesced liquid. Complete pads, manway-sized segments and compressed knitted-mesh blocks each have a defined geometry, support and operating function.

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Metal filtration component manufacturing

A closer look at Kaifil metal filtration components and manufacturing.

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A closer look at Kaifil metal filtration components and manufacturing.

Why Kaifil

Manufacturing discipline for drawing-defined filter components

The filtering surface, support and installation interfaces share one approved manufacturing basis.

01

Drawing-based manufacturing

Parts are manufactured against approved drawings and agreed specifications.

02

Multiple metal filtration technologies

Wire mesh, perforated metal, sintered media, wedge wire and fabricated assemblies.

03

Prototype to repeat production

Sample, first-article and repeat-order arrangements are reviewed for the individual part.

04

Inspection to agreed requirements

Dimensions, media, assembly and documentation follow the confirmed order scope.

By media and technology

By media and technology

Compare the filtering surface, support and manufacturing route.

Filter media rolls and sheets

Filter media rolls and sheets

Metal filtration media in full-width rolls, slit strips, sheets and cut blanks for filter manufacture. Define woven cloth by its complete wire and weave specification, sintered mesh by bonded layer construction, and metal-fibre felt by grade, thickness and test basis; match the delivery format to the next fabrication operation.

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Metal wire mesh

Metal wire mesh

Industrial woven wire mesh in plain and twill square weaves, plain and twill Dutch weaves, and reverse Dutch filter belts. Select the weave and paired wire geometry, then the alloy, supply format and fabrication route.

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Wedge wire screens

Wedge wire screens

Wedge wire screen panels, cylinders and baskets combine a defined slot with a welded profile-wire support structure. Match the working face, slot direction, exposed area and support span to separation, drainage or equipment protection.

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Sintered metal filters and media

Sintered metal filters and media

Sintered wire mesh, metal fiber felt and sintered-powder media are supplied as sheets, discs and cartridges. Specify pore structure, filtration grade, thickness, support and end connections with the test conditions and cleaning acceptance.

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Perforated metal screens

Perforated metal screens

Perforated panels, support cores and removable baskets use a controlled hole pattern in formed metal sheet. Specify the hole field, solid margins, support span and finished shape for screening, media support and strainer service.

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Patterned metal screen plate with elongated cutouts and mounting holes

Laser-perforated and slotted screens

Kaifil manufactures laser-perforated and slotted metal screens as discs, flat panels, framed screens and tubes. Programmed aperture patterns combine filtration, flow distribution and mounting features in one component.

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Thin patterned metal screen with a regular field of fine apertures

Etched and electroformed screens

Kaifil manufactures photo-etched stainless steel screens and electroformed nickel screens as flat foils, discs and patterned OEM components. Custom aperture fields, solid borders and mounting features are integrated into the finished outline.

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Close-up of woven metallic filter cloth

Materials and alloys

Select stainless steel, duplex stainless steel, nickel alloys or pure nickel for woven mesh, sintered media and fabricated filter components. Compare grades, chemistry and service conditions, then connect the material to the filter construction.

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A filtration component is more than its filter media.

We review the filtering surface, support structure, end connections, welds, edges, seals and installation interfaces as one manufactured component.

Explore custom manufacturing
Custom metal filtration component manufacturing

From requirement to finished part

Four stages connect the technical inputs, drawing approval and inspection requirements.

  1. 01

    Send drawing / sample

    Share the current drawing or sample photographs, dimensions, quantity and service conditions.

  2. 02

    Engineering review

    Review material, media, supports, interfaces, joints, tolerances and required checks.

  3. 03

    Sample or order confirmation

    Agree the drawing revision, sample scope, quotation and acceptance requirements.

  4. 04

    Manufacture & inspect

    Produce the components and complete the checks and documents specified in the order.

Common commercial questions

Practical answers before you send a drawing or request a quotation.

Can you manufacture from drawings or samples?

Yes. Send the current drawing when available. For an existing component, include photographs, dimensions and details of its installation interfaces. Missing inputs are clarified before quotation.

What information is needed for quotation?

Include the component form, material, dimensions, opening or filtration requirement, quantity and operating conditions. Drawings and sample photographs help establish the support, joining and fit requirements.

What materials can you manufacture?

Stainless steels and other specified alloys are reviewed against the selected mesh, perforated, wedge-wire or sintered construction. Availability and suitability are confirmed for the actual component and service conditions.

Can you provide samples or first articles?

Samples or first articles can be included in the quotation. State the quantity, critical checks and approval documents so the sample scope and production basis can be agreed.

What inspection documents can be supplied?

Material documents, dimensional records and inspection photographs can be arranged within the confirmed order scope. Specify the required records and any test method in the enquiry.

What determines MOQ and lead time?

Material availability, construction complexity, tooling, inspection and quantity affect the minimum order and schedule. Both are confirmed after the project requirements are reviewed.

Technical enquiry

Send your drawing

Have a drawing, sample or replacement requirement?

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