These pumps are mainly applied in special applications where high pressure is requested from 600 bar to 1400 bar. One of the major application field of relevance and prestige is the oil and the chemical one. The pumps are installed on machines named ROV operating electronically sub-sea for pipe scraping, off-shore platform maintenance or refinery plants; besides for the repair and hydro forming of pipes sub-sea, installed in special machinery. Another relevant application is in the cutting of any material: food, vegetable, fruits, plastic, metals and steels,
wood.