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

Melville, New York, Tuesday, September 18, 2012….Park Electrochemical Corp. (NYSE – PKE) announced that it plans to release its financial results for its 2013 fiscal year second quarter ended August 26, 2012 before the New York Stock Exchange opens on Friday, September 21, 2012. 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 (866) 730-5768 in the United States and Canada and (857) 350-1592 in other countries and the required passcode is 53235008.

For those unable to listen to the call live, a conference call replay will be available from approximately 2:00 p.m. EDT on Friday, September 21, 2012 through 11:59 p.m. EDT on Thursday, September 27, 2012. The conference call replay can be accessed by dialing (888) 286-8010 in the United States and Canada and (617) 801-6888 in other countries and entering passcode 43636417 and will be available on the Company’s web site at www.parkelectro.com/investor/investor.html.

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/investor/investor.html.

Park Electrochemical Corp. is a global advanced materials company which develops and manufactures high-technology digital and RF/microwave printed circuit materials principally for the telecommunications and internet infrastructure and high-end computing markets and advanced composite materials, parts and assemblies for the aerospace markets. Park’s core capabilities are in the areas of polymer chemistry formulation and coating technology. The Company’s manufacturing facilities are located in Singapore, France, Connecticut, Kansas, Arizona and California. The Company also maintains R & D facilities in Arizona, Kansas and Singapore.