Ceradyne, Inc. to Webcast Presentation to Analysts and Institutional Investors

   Ceradyne, Inc. (NASDAQ: CRDN) will webcast a presentation -- entitled Ceradyne - Energized for Growth -- to be given to analysts and institutional investors at an Investment Reception at The New York Palace Hotel at 3:30 p.m. EST on January 9, 2012.

Chief Executive Officer Joel P. Moskowitz and Chief Financial Officer Jerrold J. Pellizzon will be joined by Thomas Juengling, President ESK Ceramics; Marc King, President, Ceradyne Armor Systems; Bruce Lockhart, President, Thermo Materials; Dennis Manning, General Manager, Boron Products; and Jeff Waldal, President, Semicon Associates, who will make individual presentations.

One may listen to the webcast live by accessing the Investor Information/Events Calendar section of Ceradyne's website, www.ceradyne.com, where the presentation will be archived.

Parties interested in attending the Reception should contact Nancy Olave at [e-mail] or Janie Lusk at [e-mail].

About Ceradyne, Inc. 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 http://www.ceradyne.com.

Forward-Looking Statements Except for the historical information contained therein, the remarks of Mr. Moskowitz and his colleagues may contain forward-looking statements regarding future events and the future performance of Ceradyne that involve risks and uncertainties that could cause actual results to differ materially from those projected. Words such as "anticipates," "believes," "plans," "expects," "intends," "future," and similar expressions are intended to identify forward-looking statements. These risks and uncertainties are described in the Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2010 and its Quarterly Reports on Form 10-Q as filed with the U.S. Securities and Exchange Commission.