... pressure washer model LF-11/40:1. Low speed and high-strength design , applied to long-term continuous ... floor, external piping, bins, walls, hopper cars and handling equipment. With pressure 200bar – 690bar5. using to wash Chemical processing ... . evaporators, heat exchangers, tube bundles, vessels, reactors and storage tanks. With pressure 350bar – 2800bar6. using to Construction Concrete demolishing, ...