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The coating and principle of custom square tin box
Coating. The coating of the custom square tin boxes plays a pivotal role in metal printing. It can be said that without coating, it is difficult to have metal printing (especially for metal lithography). The metal flat printing of custom square tin boxes is not the final purpose, but the beautification means of metal packaging products, the purpose is to make all kinds of metal containers, such as tin cans, cosmetic cans, various types of bottle caps, toys, etc.
Coating. The coating of the custom square tin boxes plays a pivotal role in metal printing. It can be said that without coating, it is difficult to have metal printing (especially for metal lithography). The metal flat printing of custom square tin boxes is not the final purpose, but the beautification means of metal packaging products, the purpose is to make all kinds of metal containers, such as tin cans, cosmetic cans, various types of bottle caps, toys, etc.
In order to make the pictures and texts printed on the custom square tin box, that is, the tinplate, bright and dazzling, the special effect of the paint is inseparable. The coating is a chemical product with or without pigment, made of resin and oil, which can be dried and formed into a continuous, uniform, and firm thin protective film coated on the surface of packaging materials or containers. All in all, paint is a coating material represented by paint.
The coatings of the custom square tin boxes are classified according to resin system: oily, phenolic, epoxy, vinyl, polyester, acrylic, amino, etc. Classification by use: interior paint, exterior paint, white paint, glazing paint, etc. Generally, anti-sulfur coatings are zinc oxide oil-based resins, acid-resistant coatings are epoxy phenolic resins, and glazing coatings and white coatings are acrylic resins or polyester resins.
Through the above introduction and analysis of the coating and principle of custom square tin box, hope it helps you.
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