1.Surface treatment of hardware should be thorough: oil, oxides, rust, etc. on the surface of hardware should be removed, otherwise it will affect the adhesion and quality of the coating.
2.The primer should be even: the primer should be evenly coated without any omission or overlapping, otherwise it will affect the quality of the coating.
3.The intermediate coating should be transparent: the intermediate coating should ensure the transparency, otherwise it will affect the color and gloss of the hardware.
4.The top coat should be fully dry: the top coat should be fully dry, otherwise it will affect the quality and durability of the coating.
5.Choose the right coating: different hardware needs to choose different coatings, otherwise it will affect the quality and effect of the coating.
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