This paper proposes a new method of machining insulating ceramics named electrical discharge grilling(EDG),introduces the mechanism of the insulating ceramics machining by EDG.

• 针对绝缘陶瓷的磨削加工问题,提出了基于绝缘陶瓷辅助电火花加工原理的绝缘陶瓷电火花磨削加工方法。