... potatoes, carrots, etc, roots, stems of vegetable,washing under high pressure, Potato washing machine : 1.This equipment is mainly used for potatoes ... water pump ,roller,support ,supporting wheel ,scrubbing brush ,spray water tube.hopper,cover plate,water tank ,valve,transmission shaft ,motor rack ... the stainless steel chain on washed by the spraying tube and scrubbed by the scrubbing brush so as to ...