Keep in mind that all finishes are not compatible with all materials.
Chemical smoothing: For a smoothed surface on plastic parts.
Polishing: For a better surface on plastic.
Dyeing: The material is dyed, with the dye penetrating the surface.
Painting: The material is painted.
Color resist / Color touch: Gives your part a good look and improves its resistance.
Plating: A thin layer of metal onto the surface of an object.