What are the requirements and standards for metal tool spray products?

Update:Jan 28,2021
Summary: The appearance was examined by visual inspection with normal or corrected vision. 1.3.1 spraying color: the spraying color shall be consistent with t......
The appearance was examined by visual inspection with normal or corrected vision.
1.3.1 spraying color: the spraying color shall be consistent with the selected template or color plate, the surface color of the sprayed product shall be uniform, and there shall be no obvious color difference by visual inspection.
1.3.2 thickness of spraying layer: the thickness of spraying layer shall meet the design and application requirements, with uniform spraying thickness and strong adhesion.
1.3.3 product cleaning: the internal and External visible surface parts of the product shall be clean, without any stains, oil stains and other dirt that affect the appearance, and no white traces left after finger scratching.