... plant Hardened bauxite dust on mills, filters, floors, tanks, sumps and sewers. With preesure 350bar – 2800bar 2 ... 690bar5. using to wash Chemical processing Chemicals from boiler tubes, tanks, valves. evaporators, heat exchangers, tube bundles, vessels, reactors ... and storage tanks. With pressure 350bar – 2800bar6. using to Construction Concrete ...