This series of products is mainly used for cleaning various pollutants such as rust, paint, oxide layer, oil stains, etc. on large areas of metal surfaces. It can also be used for overall cleaning of various metal components, replacing traditional polishing, shot blasting and other processes. Typical application scenarios include overall cleaning of ship decks and components before painting, rust removal and cleaning of rail transit equipment surfaces, cleaning of oil stains and oxide layers on hardware molds, etc.