In the early phases of the Mining Machining Casting Ashkelon project Sulzer Pumps committed to develop a pump range designed to optimize cost and dedicated to high-pressure feed to seawater reverse osmosis (SWRO) applications for medium and large plants. Sulzer Pumps Engineering looked at both the application itself and what the future trends in market would be. The approach was to build a range of pumps able to match the following main characteristics.