Ceramic Industry

Ceradyne to Release Second Quarter Results this Week (posted 7/21/08)

July 21, 2008

Ceradyne, Inc. will release financial results for its 2008 second quarter ended June 30, 2008, before the market open on July 25, 2008. Management will also conduct a conference call to review the company’s financial results and outlook for the remainder of 2008. Any investor or interested individual can listen to the teleconference, which is scheduled to begin at 8 a.m. PDT (11 a.m. EDT) on July 25.

To participate in the teleconference, call (877) 717-3046 or (706) 634-6364 approximately 10 minutes prior to the start time and provide conference ID 55664991. The teleconference will also be available live at www.ceradyne.com or www.earnings.com. For those unable to attend, these websites will host an archive of the call.

A telephone playback will be available beginning at 11 a.m. PDT July 25 through 9 p.m. PDT July 29, 2008. The playback can be accessed by calling (800) 642-1687 or (706) 645-9291 and providing conference ID 55664991.