EMC Solutions

Individual Solutions for Gaskets and EMC Shields

We can off er you solutions in a wide range of styles and materials and with a wide range of surfaces. For an individual consultation, simply get in touch. We would be pleased to provide you with additional information, as well as explain the technical details to you. We look forward to hearing from you.


Optimal Frequency Attenuation for Your Application

ZILLKON contact strips made from spring-grade metals, metallized gaskets, or plate gaskets provide ideal protection against interference frequencies and prevent the generation of disruptive signals within housings.
Our extensive range of contact springs and sealing solutions allows standard configurations to be adapted for most applications.

The contact springs attenuate frequencies from 100 MHz to 2 GHz with a shielding effectiveness of 75 to 120 dB, depending on the compression of the contacts.
We offer a wide variety of designs, materials, and surface finishes and are available to provide tailored technical consultation.


Standard contact spring strips operate effectively up to a field of 500 MHz and achieve attenuation levels of –75 to –120 dB. In the microwave frequency range, attenuation can be successfully achieved using special contact springs. These springs are customized to match the housing, cavities, or grooves.
Profile gaskets and meshes cover the full range of frequencies. Over time, the material adapts to the contours but loses contact pressure and is therefore less dynamic in use compared to contact springs.
Plate gaskets can consist of different material layers and thicknesses, covering all frequency ranges. As a result, they offer more dynamic performance than profile gaskets—similar to mesh materials.
Our foam sheets are not only self-adhesive but also equipped with a neoprene protective layer that resists all liquids.


Technical Comparison of Contact Springs, Gaskets, and Radio Frequency (RF) Plate Gaskets

This document provides a technical comparison of contact springs, gaskets, and RF plate gaskets. It includes a structured overview of their functional characteristics, areas of application, and relevant performance features to support component-specific selection for demanding applications.


EMC Shields

Screens

Excellent looks, coupled with the ability to provide electrical shielding.

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Honeycomb Filter

A filter that provides electromagnetic shielding where there are high levels of thermal flow.

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Electrically Conductive Films

Easy to use electrically conductive film, for individual fitting for use in a wide range of shielding tasks. Adhesive film can be conductive or non-conductive, with single or double sided coating.

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Microwave Absorber

A homogenous shock-absorbing foam material is used to diminish the properties of oscillating circuits, in order to dampen surface currents, absorb stray energy, isolate components and connect HF earth levels.

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Electrically Conductive Elastomers

Composite material with electrically conductive fibers. Provides electrical shielding and protection from environmental influences. For different applications various materials and shapes are available.

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O-section

Round cross-section in lengths according to your specifications. Also available as an O-ring.

P-section

P-shaped cross-section in lengths according to your specifications.

U-section

U-shaped cross-section in lengths according to your specifications.

Round hollow section

Round hollow cross-section in lengths according to your specifications.

D-section

D-shaped cross-section in lengths according to your specifications.

Rectangular section

Rectangular cross-section in lengths according to your specifications.

Hollow D-section

Hollow D-shaped cross-section in lengths according to your specifications.

Rectangular hollow section

Rectangular hollow cross-section in lengths according to your specifications.


Low-pressure Gaskets

These ‘fabric over foam gaskets’ are made of a highly compressible polyurethane foam core coated with electrically conductive material. Various coatings are available to meet the demands of many different applications.

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Conductive nylon fabric over a polyurethane foam core

Covered with silver-coated nylon fabric.

Available in lengths according to your specifications.

Knitted wire over a polyurethane foam core

Steel that is plated with monel, tin or copper, in various wire diameters.

Available in lengths according to your specifications.

Conductive nylon thread over a polyurethane foam core

Covered with silver-coated nylon thread.

Available in lengths according to your specifications.