IN FOCUS

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.

Read more

LATEST NEWS

New System Envelope – Energy Transfer Station (SE-ETS) Offers Load Ranges Up To 840 Tons

07.10.2025 -

Armstrong Fluid Technology has introduced a fully modular energy transfer system integrated with Armstrong’s Envelope platform for optimized selection and operation. Featuring heat load ranges from 56 to 840 tons, the new System Envelope – Energy Transfer Station (SE-ETS) uses a modular, packaged design to reduce lead-time, provide the lowest first cost, and reduce pump energy use by up to 50%.

Read more

Wolong Expands Quantum Line with High Power Low Voltage Motors for Horizontal Pumping Applications

07.10.2025 -

Wolong Electric America introduces a new line of high power, low voltage motors to its Quantum horizontal motor line. Designed for demanding horizontal pumping applications in oil and gas and natural gas compression facilities, these 2-pole, 3-phase, 460V motors offer up to 1500 horsepower, a power range traditionally reserved for multiple units or medium voltage machines.

Read more

OTEC Relies on the New Metering Pump beta/ X

07.10.2025 -

OTEC Präzisionsfinish develops and manufactures machines for surface finishing. The company relies on high quality – and on the new metering pump beta/X from ProMinent. It ensures precisely controlled lubricant supply in the vibratory finishing process and impresses with its reliable performance, easy integration and high user-friendliness.

Read more

EBARA Launches Model DKE High-Efficiency Anti-Clog Submersible Wastewater Pump

02.10.2025 -

EBARA CORPORATION has launched the new model DKE anti-clog submersible wastewater pump (hereafter “the Pump”) for global markets outside Japan (50 Hz power supply regions), with sales starting in August 2025. The Pump features an anti-clog design that prevents foreign matter from blocking the impeller and helps realize high operating efficiency. Following initial release in the United States in 2023, the sales are now being expanded to Europe, China, Southeast Asia, the Middle East and other regions.

Read more