In addition to a certain degree of water resistance, tinplate printing color inks also need their special requirements. Since the surface of tinplate does not penetrate water and solvents, it needs to be baked and dried, so its ink should be heat curing type. High requirements for pigments' tinting strength and durability. In addition to the basic properties of general offset printing inks, iron printing inks should also have heat resistance, strong ink film adhesion, impact resistance, good rigidity, cooking resistance and light resistance according to the characteristics of iron printing.