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List-Magnetik GmbH

Materials Testing Equipment from List-Magnetik

Based on magnetic measurement technology, several important parameters can be determined, which are presented below.


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Magnetic Permeability

Magnetic permeability (also known as magnetic conductivity) is a physical property of materials that indicates how well a material can conduct or transmit a magnetic field. It is a measure of how well a material responds to the creation of magnetic fields.

Materials with low magnetic permeability, such as stainless steel, have a low ability to conduct or amplify magnetic fields.

In contrast, ferromagnetic materials (such as iron, nickel, cobalt) and ferrimagnetic materials (such as ferrites) have high magnetic permeability because they are able to generate and support strong magnetic fields.

Ferrite Content

The ferrite content of steel is an important parameter that influences the microstructural composition of the steel. Ferrite is a crystalline structure found in steel and consists mainly of iron and a small amount of carbon. It is a phase that forms at low temperatures and has specific mechanical and chemical properties.

It can have a significant effect on the mechanical properties of steel, such as strength, hardness, ductility and toughness. Higher ferrite content can result in improved toughness, while lower ferrite content can increase strength.

Ferrite content can also affect the corrosion resistance of the steel. Certain welding processes or applications may require a specific ferrite content to ensure good weldability and minimal risk of cracking or other weld defects.

Overall, the determination of the ferrite content of steel is critical to ensure that the steel meets the requirements of the intended application and achieves the desired mechanical, chemical and microstructural properties. Ferrite content can be determined by magnetic measurements.

Magnetic Flux

Magnetic flux is a physical quantity used in electromagnetics to describe the amount of magnetic field energy flowing through a given area per unit of time.

It is closely related to magnetic field and is represented by the symbol Φ (Phi).

A fluxmeter is a specialized instrument used to measure the magnetic flux through a magnet.


Learn more about our materials testing products

Measure permeability

Measure permeability

Ferromaster - a very popular and easy to use instrument. Determines the permeability between µr=1 and µr=2 quickly and well.

Determine ferrite content

Determine ferrite content

FERRITE-CHECK 110 is very easy to use with a single button and self-explanatory menu navigation. Display in FN and Fe%.

Magnet permeability meter Ferromaster

Magnet permeability meter Ferromaster

Ferrite content meter FERRITE-CHECK 110

Ferrite content meter FERRITE-CHECK 110

Fluxmeter FL-4

Fluxmeter FL-4