PREPARATION METHOD OF RING-SHAPED SINTERED ND-FE-B MAGNET AND ITS MOULDING DIE

The invention provides a preparation method, which comprises the following steps:step a) providing a moulding die for a ring-shaped sintered Nd-Fe-B magnet;step b) placing a Nd-Fe-B magnetic powder into the mould cavity of the moulding die in a loosely packed state, the loosely packed height of the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Peng, Zhongjie, Dong, Zhanji
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY INDUCTANCES MAGNETS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TRANSFORMERS
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