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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

Efficiency in Motion: Why Sustainable Pumping Must Be a Strategic Priority

23.04.2026 -

Energy efficiency is no longer a peripheral consideration for the UK pump industry — it is now central to how the sector innovates, competes and contributes to national sustainability goals. Given that pumping systems account for a significant proportion of electricity use across industry, utilities and building services, the opportunity to reduce energy consumption — and associated carbon emissions — is both substantial and urgent.

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Sulzer Becomes First International Service Provider in Libya through JSIL Joint Venture

21.04.2026 -

Sulzer has signed a joint venture (JV) with Jawaby Services & Investments Ltd (JSIL), a wholly owned subsidiary of Libya’s National Oil Corporation (NOC), to provide in country rotating equipment services in Libya. The new entity, named Jawaby Sulzer Services, will provide in country services delivered with the highest industry standards for oil & gas, power generation and industrial operations.

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