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Filter Elements · Polymer Melt Filters

Polymer Leaf Disc Filter — Custom to filter housing

Polymer Leaf Disc Filter for filtering polymer melt for film, fiber and engineering resins in stacked leaf disc filters that pack large filter area into a compact housing. 4 sizes listed, with technical drawing and quotation.

Polymer Leaf Disc Filter (Custom to filter housing) — Polymer Melt Filters

Technical Drawing

Customize the parameters below — every spec field is editable, and the drawing redraws to match the values you choose. Changing the size will snap the other fields to that size's standard values; you can then override any individual value.

Sends the selected values to the quote form below.

Request a Quotation for Polymer Leaf Disc Filter

Tell us the specification (mesh count / micron / dimensions), material and quantity you need for Polymer Leaf Disc Filter (Custom to filter housing) and our team will respond within one business day. Click "Request this configuration" on the drawing above to send the parameters you just chose straight into this form.

Request a Quotation

Specification
Business Information

Dimensions & Specifications (Custom to filter housing)

Every row below is a starting point for the customizer above — pick any specification row and the drawing will redraw to it.

SizeDiameter (mm)Center hub ID (mm)Micron rating (u00b5m)MediaFilter area (mu00b2)
7 in1783820Sintered fiber felt SS316L0.045
10 in2547610Sintered fiber felt SS316L0.085
12 in305765Sintered fiber felt SS316L0.125
12 in mesh3057625Twill dutch weave SS316L0.125

Polymer Leaf Disc Filter (Custom to filter housing) is used for filtering polymer melt for film, fiber and engineering resins in stacked leaf disc filters that pack large filter area into a compact housing.

Made by: Woven Wire Mesh (Weaving) · Sintered Media (Diffusion Bonding) · Calendering & Precision Flattening · Filter Fabrication & Assembly

Where Polymer Leaf Disc Filter Is Used

  • BOPET & BOPP film: melt filtration for optical and packaging film.
  • Polyester & nylon fiber: continuous polymerization melt filters.
  • Engineering plastics: PC and PET bottle-grade resin.
  • Recycled PET: high-purity rPET melt.

Read the full application guide for Polymer Leaf Disc Filter →

How to Specify Polymer Leaf Disc Filter

  • Disc size: 7, 10 or 12 in diameter with the housing hub size.
  • Micron rating: 3–40 µm; finer for optical film.
  • Media: Sintered fiber felt for depth; dutch weave for surface filtration.

Materials

Standard supply is stainless steel 316/316L; the material column in the table and the drawing options show the exact grade for each size. Other alloys and finishes can be quoted to your drawing.

Fitting & Care

  • Clean in a vacuum pyrolysis oven, then ultrasonically, then bubble-point test each disc.
  • Replace hub seals at every rebuild.

Common Mistakes

  • Skipping integrity tests after cleaning.
  • Mixing disc ratings in one stack.

When Polymer Leaf Disc Filter Is Not the Right Choice

Not for low-viscosity liquids where cartridges are simpler.

Related Mesh Products

Pricing

Polymer Leaf Disc Filter is made to order as finished parts. Indicative pricing starts from about US$55.00 per piece for a standard size at production quantity; the final price depends on size, material, finish, tooling and order volume. Send your configuration from the drawing above for a quotation.

Frequently Asked Questions

What is Polymer Leaf Disc Filter used for?

Filtering polymer melt for film, fiber and engineering resins in stacked leaf disc filters that pack large filter area into a compact housing.

What is a leaf disc filter?

A disc-shaped filter element stacked on a center core in polymer melt filters.

How are leaf discs cleaned?

By vacuum pyrolysis, then ultrasonic cleaning and bubble-point testing.

Which media do leaf discs use?

Sintered stainless fiber felt or dutch weave mesh.

Which specifications of Polymer Leaf Disc Filter does custommetalfilters.com supply?

The table on this page lists 4 standard specifications for Polymer Leaf Disc Filter, from 7 in to 12 in mesh. Specifications outside the table — custom mesh counts, wire diameters, roll widths and fabricated pieces — can be quoted on request.

How do I request a quotation?

Use the parametric drawing on this page to set the exact configuration (specification, material, treatment) and click "Request this configuration" — a specialist from custommetalfilters.com will respond within one business day.

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