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.
SEW-EURODRIVE is proud to announce that GearOil by SEW-EURODRIVE is now available as an option with its heavy industry gear units. This synthetic lubricant, formulated and tested by SEWEURODRIVE engineers specifically for SEW-EURODRIVE gear geometries and thermal loads, is now offered as part of the factory build and service ecosystem for products such as the X.e and MC-series gear units.
The Hydraulic Institute (HI) and the Consortium for Energy Efficiency (CEE) are pleased to announce the signing of a Memorandum of Understanding (MOU) to formalize their collaboration in advancing energy efficiency in commercial and industrial pumping systems. The MOU was officially executed on July 9, 2025, marking a significant step toward accelerating market adoption of high-efficiency pump technologies.
The Frankenthal-based pump and valve manufacturer KSB continued the positive trend of the 2024 financial year in the first six months of 2025, despite facing challenging conditions. Order intake and sales revenue as well as earnings before finance income / expense and income tax (EBIT), adjusted for the costs of introducing SAP S/4HANA, were up on the comparative half of the previous year.
GF has signed an agreement to divest GF Casting Solutions’ automotive business to Nemak S.A.B. de C.V., a Mexico-based global leader in aluminum lightweighting solutions for the automotive industry. Closing is expected to take place in the second half of 2025, subject to regulatory approvals. With this transaction, GF’s strategic transformation into a pure-play Flow Solutions company is near completion.
Armstrong Fluid Technologies has launched an industrial division that channels its full range of sustainable pumping solutions to a wide range of sectors from primary resources, food and textiles to consumer products, pharmaceuticals, manufacturing and energy. The new division, Armstrong Industrial, combines two of the company’s business entities – Armstrong Gas Transmission Systems and RMI Pressure Systems.
Supply chain membership organisation British Water has appointed Stephen Slessor, chief executive of RSE, as chair, succeeding Dr Mark Fletcher, director and global water business lead at Arup. Slessor brings extensive sector experience, spanning 25 years in engineering, digital construction approaches and strategic leadership.
CRI-MAN was founded in 2000 and is located in Correggio, Italy. As part of the acquisition 85 employees will join Atlas Copco Group.
A robust move towards preventative, source-control solutions to prevent pollutants from entering the wastewater system in England and Wales was a key recommendation of the Independent Water Commission (IWC), which unveiled its Final Report on 21 July. This indicates a fundamental shift towards a more holistic and preventative approach to environmental management within the water sector and the latest research from UK Water Industry Research (UKWIR) offers a tangible pathway forward for one of the sector’s biggest issues.
Jon Jested-Rask (M.Sc. in Economics and Business Administration) has been appointed Executive Vice President, Tissue Business Area at Valmet, effective August 1, 2025. In this position he will report to the President and CEO Thomas Hinnerskov and is a member of Valmet’s Executive Leadership Team.
Regal Rexnord linear motion solutions brand, Thomson, has introduced key enhancements to its H-Track electro-hydraulic actuator, making it more resilient in harsh and high-moisture environments.
