Type XW – water glycol pump/motor pump unit. 15Kw high pressure (up to 1000 bar) hydraulic pump for a wide range of fluids. Pumped fluid is separated. from lubricating oil by special cavity. Rotating swash plate design – 3 or 6 pistons. Duplex (high and low pressure) delivery option. All external components are 316 stainless steel.

Installation and start up of XW series pumps and pump/motor pump units. Recommended installation and start up procedure for Type XW motor pump units (horizontal or vertical mounting)

Type XWH – water glycol pump/motor pump unit. 50Kw hydraulic pump for water-based fluids. Pumped fluid is separated. from lubricating oil by special cavity. Six axial pistons operated by single swash plate – duplex (high and low pressure) delivery option. All external components are 316 stainless steel.

Comparison of pump types for water-based and chemical fluids. Gearbox and crankshaft driven pumps, self-lubricating rotating swash plate pumps and oil lubricated rotating swash plate pumps – characteristics of these three pump types are examined.

Testimonials. Letters from Castrol Offshore and MacDermid Offshore Solutions on the suitability of Marshalsea pumps with each company's control fluids.