Manufacturing method for rare-earth alloy and manufacture of rare-earth magnets thereby

Application Number: 00107318
Application Date: 2000.05.10
Publication Number: 1289663
Publication Date: 2001.04.04
Priority Information: 1999/5/13 JP 132179/99
International: B24B55/02
Applicant(s) Name: Sumitomo Special Metal Co., Ltd.
Address:
Inventor(s) Name: Kondo sadahiko
Patent Agency Code: 11021
Patent Agent: wang huimin
Abstract The invention provides a method of machining a rare earth alloy and manufacture method of rare-earth magnets thereby. In a step of grinding a block of a rare earth alloy with a grinding wheel having, on a peripheral portion thereof, a grinding edge including diamond abrasive particles, a coolant with surface tension of 25 mN/m through 60 mN/m is supplied to the grinding edge with the grinding wheel rotated.

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