Magnetic evaluation method of permanent magnetic ferrite magnet
A magnetic evaluation method of a permanent magnetic ferrite magnet is provided and comprises steps of: providing a permanent magnetic ferrite calcined body; performing an analyzing step on the permanent magnetic ferrite calcined body to obtain an analyzing saturation magnetization of the permanent...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A magnetic evaluation method of a permanent magnetic ferrite magnet is provided and comprises steps of: providing a permanent magnetic ferrite calcined body; performing an analyzing step on the permanent magnetic ferrite calcined body to obtain an analyzing saturation magnetization of the permanent magnetic ferrite calcined body; and comparing with the analyzing saturation magnetization according to a saturation magnetization standard value in a database, wherein: when the analyzing saturation magnetization is greater than or equal to the saturation magnetization standard value, a magnetic property of a permanent magnetic ferrite magnet obtained by the permanent magnetic ferrite calcined body is determined to conforms to a standard; or when the a analyzing saturation magnetization is less than the saturation magnetization standard value, the magnetic property of a permanent magnetic ferrite magnet obtained by the permanent magnetic ferrite calcined body is determined that the standard is not conformed. |
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