Ceradyne, Inc. to Present at Wells Fargo Securities 2011 Industrial and Construction Conference

COSTA MESA, CA, May 10 (MARKET WIRE) --
Ceradyne, Inc. (NASDAQ: CRDN) Chief Financial Officer Jerrold J.
Pellizzon is scheduled to speak at Wells Fargo Securities 2011 Industrial
and Construction Conference to be held in New York on May 10 - 12, 2011.

The presentation is scheduled to begin at 11:25 a.m. EDT on Wednesday,
May 11, 2011. It will address the Company's business fundamentals, growth
strategies, and the outlook for 2011. The presentation will be webcast
live and made available on the Event Calendar page of the Investor
Relations section of Ceradyne's website, www.ceradyne.com, where it will
be archived. It will also be available at:
http://cc.talkpoint.com/well001/051011a_cy/?entity=61_M7KYE15.

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, Mr. Pellizzon's presentation 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.

Jerrold J. Pellizzon
Chief Financial Officer
(714) 549-0421

Phil Bourdillon/Gene Heller
Silverman Heller Associates
(310) 208-2550

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