Magnetický rám

What does the security frame detect?

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Based on the queries we have seen, we bring you more detailed information about the different types of materials that are detected by the security frame.

MaterialDegree of magnetic field influenceExamples of things containing materialPermeability (μ) – range
IronHigh
Metal buttons, clasps, brooches

Several hundred to thousands
NickelHigh
Some types of jewelry

Several hundred to thousands
Kobalt High
Special alloys in accessories

Several hundred to thousands
Stainless steel Medium to highWatches, pendants
Close to 1 to several hundred
CopperLow
Decorative jewelry, zippers

Close to 1
AluminiumLow
Some types of hair clips

Close to 1
GoldExtremely lowJewelry, watches
Close to 1
Silver Extremely low Jewelry, watches
Close to 1
PlasticNone Buttons, decorations
Close to 1
Textiles None
Clothing, fabric accessories

Close to 1

Further details can be found, for example, on this website.


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