BTU International, Inc. (Nasdaq: BTUI), a leading supplier of advanced thermal processing equipment and processes for the alternative energy and electronics manufacturing markets, today announced the receipt of orders for nuclear fuel sintering equipment. The total value of the orders, consisting of a Walking Beam furnace and parts approaches $3.5 million. The units will be shipped this year to customers located in Asia. “There is significant demand in Asia for sources of sustainable energy,” said Paul J. van der Wansem, BTU chairman and CEO. “As a result, China and other Asian governments have announced aggressive expansion plans for nuclear power capacity. We are proud to be part of this initiative.” BTU is the world’s leading provider of systems used for the sintering of nuclear fuel pellets. BTU’s Walking Beam furnace is a high temperature, thermal processing system designed for handling heavy loads under precisely controlled temperatures and atmospheric conditions. Various system configurations provide process temperatures up to 1800 degrees Celsius and atmosphere capabilities from oxidizing to fully reducing. The Walking Beam system includes a number of BTU’s proprietary technologies including variable density refractory components, eductor technology and the Walking Beam mechanism. About BTU International BTU International is a market-leading, global supplier of advanced thermal processing equipment to the alternative energy and electronics assembly markets. BTU’s equipment and expertise are used in the manufacturing of solar cells and nuclear fuel as well as the production of printed circuit board assemblies and semiconductor packaging. BTU has design and manufacturing operations in North Billerica, Massachusetts and Shanghai, China with direct sales and service worldwide. Further information about BTU International is available at www.btu.com. “Safe Harbor” Statement under the Private Securities Litigation Reform Act of 1995 Certain matters discussed in this press release may constitute forward-looking statements within the meaning of the federal securities laws, including statements about the Company’s expectation of the installation and acceptable performance of the Company’s high temperature, thermal processing systems. Actual results and the timing of certain events could differ materially from those projected in or contemplated by the forward-looking statements due to a number of factors, including the timely availability and acceptance of new products, general market conditions governing supply and demand, the impact of competitive products and pricing and other risks detailed in the company’s filings with the SEC, including its Annual Report on Form 10-K for the year ended December 31, 2009.