| 摘要 |
The invention provides a method of machining a rare earth alloy at high machining preciseness and high efficiency. 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. |
