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How a Diaphragm Pump Works

How a Diaphragm Pump Works

Double diaphragm pumps operate using an oscillating positive displacement principle. The pump consists of two main fluid housings and a central air control section. Inside each housing, a flexible diaphragm is mounted vertically and connected to a shared shaft. As compressed air enters and exits the air chambers, the diaphragms move in a coordinated push pull motion.

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LATEST NEWS

German Industrial Pump Company Lutz Holding Expands into Italy

15.04.2026 -

Lutz Holding GmbH, a German group of companies specialising in professional fluid management, is expanding its international presence. The new branch office “Lutz-Jesco Italia S.r.l.” in Milan is set to become the foundation for long-term growth in one of Europe’s key regions. The new branch office builds upon an established sales partnership with the renowned Italian pump manufacturer ARGAL.

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ANDRITZ To Help Modernize New York Power Authority’s Niagara Hydropower Plant

14.04.2026 -

The New York Power Authority (NYPA) has awarded ANDRITZ a contract to supply five new generator stators for the Robert Moses Power Plant. The plant’s modernization and digitization, under the Next Generation Niagara (NGN) upgrade program, will help secure the reliable supply of renewable electricity for New York State and support its ambitious decarbonization targets.

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