The Nano Film Remover is a water - based cleaner scientifically formulated with a variety of imported surfactants, corrosion inhibitors, and other additives. It is new - type, environmentally - friendly, and economical. It has emulsifying, dispersing, and penetrating properties, as well as super - strong detergency. It has a very good cleaning effect on the oil stains, black ash, and release agent residues on the surface of die - cast aluminum. It has strong stripping properties, which can quickly emulsify oil stains and separate the release agent. It can also effectively improve the adhesion of the coating to the substrate. The treated workpiece is clean, the surface does not change color, and there is no powder - falling after spraying.