PARK ELECTROCHEMICAL CORP. ANNOUNCES DATE OF FIRST QUARTER EARNINGS RELEASE AND CONFERENCE CALL

LAKE SUCCESS, New York, June 28, 2004… Park Electrochemical Corp. (NYSE-PKE) today announced that it plans to release its financial results for its fiscal year 2005 first quarter ended May 30, 2004 before the New York Stock Exchange opens on Wednesday, June 30, 2004. The Company will conduct a conference call to discuss such results at 11:00 a.m. EDT on the same day. Forward-looking and other material information may be discussed in this conference call. The conference call dial-in number is (800) 289-0518.

For those unable to listen to the call live, a conference call replay will be available from approximately 2:00 p.m. EDT on Wednesday, June 30, 2004 through 11:59 p.m. EDT on Sunday, July 4, 2004. The conference call replay can be accessed by dialing (888) 203-1112 and entering passcode 250110 and will be available on the Company’s web site at www.parkelectro.com under the caption “Investor Conference Calls”.

Any additional material financial or statistical data disclosed in the conference call will also be available at the time of the conference call on the Company’s web site at www.parkelectro.com under the caption “Investor Conference Calls”.

Park Electrochemical Corp. is a leading global designer and producer of electronic materials used to fabricate complex multilayer printed circuit boards and interconnection systems. Park specializes in advanced materials for high layer count circuit boards and high-speed digital and RF/Microwave electronic systems. Park also designs and manufactures advanced composite materials for the aerospace, military and industrial markets. The Company’s manufacturing facilities are located in Singapore, China, France, Connecticut, New York, Arizona and California.

Additional corporate information is available on the World Wide Web at http://www.parkelectro.com.