A ceramic magnet or ferrite magnet is made using powdered magnetic materials such as iron oxide and strontium carbonate.
What are ceramic magnets used for.
Ceramic magnets also known as ferrite magnets were developed in the 1960 s as a low cost alternative to metallic magnets.
Ceramic magnets offer several noteworthy benefits one of which being a low cost.
The maximum magnetic field b is about 0 35 tesla and the magnetic field strength h is about 30 to 160 kiloampere turns per meter 400 to 2000 oersteds.
In most cases they are hard and brittle.
Top 6 uses for ceramic magnets.
Ceramic magnets are used in mri machines.
Magnets have been used to cure ailments such as arthritis back pain anxiety depression and others.
In comparison hard ceramic magnets have a high coercivity so they are difficult to alter.
With a low coercivity soft ceramic magnets are able to change the position of their poles making them ideal for applications like electrical conductors.
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While their hard brittle quality and low energy exclude them from some applications ceramic magnets have won wide acceptance due to their corrosion and demagnetization resistance and low price per pound.
Assemblies designed for lifting holding retrieving and separating.
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Hard ceramic magnets are often used in applications where a permanent high strength magnetic field is required.
Promotional items and advertising displays.
These so called ceramic magnets are cheap and are widely used in household products such as refrigerator magnets.
The density of ferrite magnets is about 5 g cm 3.
However the powdered materials used can be applied to flexible fabric which makes them ideal for many home uses.
Benefits of ceramic magnets.
Dc brushless motors and dc permanent magnet motors.
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