Cathode rod sock for electroplating with white fabric and open end
Cathode rod sock for electroplating with white fabric structure and seam, close-up
Cathode rod sock for electroplating with white fabric and open end
Cathode rod sock for electroplating with white fabric structure and seam, close-up
Cathode Rod Sock for Electroplating | WINKLER
20,80 €
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  • Benefitperfect fit
  • Benefitextremely resistant
  • Benefitreal craftsmanship
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PTFE Cathode Rod Sock for Electroplating – A Precision Solution for Redox Processes

Maximum Current Efficiency Under Extremely Oxidative Conditions

In electroplating, small details determine current efficiency, process stability and surface quality. Our PTFE cathode rod sock was developed specifically for demanding redox processes where conventional materials fail.

With a precisely defined 250 µm mesh size and exceptional chemical resistance, this sock significantly boosts the efficiency of electrochemical processes and ensures reproducible production conditions.

You'll find further solutions for electroplating applications in our Filtration for Metal & Electronics – Electroplating & Metalworking range, as well as our anode and cathode bags.

PTFE Monofilament – Extremely Resistant and Durable

The PTFE (polytetrafluoroethylene) used is one of the most chemically resistant materials in industrial filtration. The monofilament fabric stays dimensionally stable even under strongly oxidative conditions, ensuring consistent filter performance.

  • Maximum oxidation resistance: Ideal for aggressive electrochemical processes.
  • Dimensional stability: No warping or swelling under chemical stress.
  • Long-term service life: Reduces maintenance and replacement intervals.

Precision Manufacturing With 0.1 mm Tolerance

Only an exact fit of the fabric on the cathode rod guarantees minimal contact resistance and maximum efficiency. That's why we manufacture every sock to a tolerance of just 0.1 mm.

  • Perfect fit: Custom-made for exact contact.
  • Optimised current flow: Minimised resistance through close fabric contact.
  • Workshop-grade quality: Precise handcrafting for high-performance industrial processes.

Technical Highlights at a Glance

  • Material: PTFE monofilament
  • Micron rating: 250 µm
  • Application: Electroplating & electrochemical redox processes
  • Manufacturing: Custom-made to a tenth-of-a-millimetre precision
  • Chemical resistance: Extremely oxidation-resistant

Technical Data

Material PTFE
Fabric construction Monofilament / monofilament
Fabric weight 165 g/m²
Micron rating 250 µm *
Base unit Each

Note: * As stated by the fabric supplier

Custom Advice for Your Plating Line

Need custom sizes or have questions about chemical resistance for your specific electrolyte? Use our filtration product advice service – together we'll develop the optimal solution for your process.

FAQ – PTFE Cathode Rod Sock for Electroplating

Common Questions About the Cathode Rod Sock for Stable Redox Processes and Secure Electrolyte Flow The PTFE cathode rod sock was developed specifically for plating processes where chemical resistance, an exact fit and stable current transfer are critical. Particularly in redox processes and aggressive electrolytes, the PTFE monofilament fabric provides reliable shielding and supports consistent process conditions in plating systems.

What is a cathode rod sock used for in electroplating?

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A cathode rod sock protects cathode rods in plating systems while ensuring stable electrochemical conditions. It prevents unwanted build-up on the cathode rod and supports even current distribution in the electrolyte. Particularly in sensitive redox processes, the sock helps deliver more stable process conditions.

Why is PTFE used as a material?

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PTFE is one of the most chemically resistant materials in industrial filtration and is particularly well suited to strongly oxidative electrolytes. The PTFE monofilament stays dimensionally stable and durable even under aggressive chemical conditions, making the cathode rod sock particularly well suited to demanding, heavily loaded plating processes.

What are the advantages of a precise fit?

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Precision manufacturing ensures the fabric fits tightly against the cathode rod, guaranteeing even contact. This reduces electrical resistance and supports stable process conditions. A precise fit also prevents the sock shifting during operation.

What role does the 250 µm micron rating play?

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The 250 µm micron rating provides controlled electrolyte permeability while protecting the cathode rod. The electrolyte can circulate freely while coarser particles or build-up are retained. This keeps the process stable without affecting current flow.

Which plating applications are particularly well suited to the cathode rod sock?

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The cathode rod sock is particularly well suited to plating systems with oxidative electrolytes or demanding redox processes. Typical application areas include industrial plating lines, surface finishing, and speciality processes with high requirements for chemical resistance and process stability.