Ceradyne, Inc. to Release Third-Quarter Financial Results on Tuesday, October 25, 2011

   Ceradyne, Inc. (NASDAQ: CRDN) will release financial results for its third quarter ended September 30, 2011 before the market open on Tuesday, October 25, 2011. Management will also conduct a conference call to review the Company's financial results and the outlook for 2012.

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 October 25. To participate in the teleconference, please call toll-free 888-487-0336 (or 719-457-2081 for international callers) approximately 10 minutes prior to the above start time and provide Passcode 7224733.

One may also listen to the teleconference live via the Internet at www.ceradyne.com. For those unable to attend, this web site will host an archive of the call.

A telephone playback will be available for 48 hours beginning at noon PDT on October 25. The playback can be accessed by calling 888-203-1112 (or 719-457-0820 for international callers) and providing Passcode 7224733.

Ceradyne develops, manufactures and markets advanced technical ceramic products and components for defense, industrial, automotive/diesel and commercial applications. In many high performance applications, products made of advanced technical ceramics meet specifications that similar products made of metals, plastics or traditional ceramics cannot achieve. Advanced technical ceramics can withstand extremely high temperatures, combine hardness with light weight, are highly resistant to corrosion and wear, and often have excellent electrical capabilities, special electronic properties and low friction characteristics. Additional information about the Company can be found at www.ceradyne.com.