Cutting of workpiece by abrasion from a high pressure water stream of pure water. Beskrivning The process Clean water under high pressure [1] is focused through a water nozzle [2] to create a high-pressure water jet up to 4000 bar. High pressure water jet cuts the workpiece to create the cut. The residue is collected in a water tank located under the workpiece. Pure water jet cutting 2D Process films Advantages and disadvantages In comparison with alternative methods Cold cutting means no heat generation Does not affect the material property No hazardous waste, clean cuts in soft materials Low cutting speed due to absence of abrasive.