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When many customers see tinplate boxes, they often have questions about why some jars look bright and feel smooth, while some jars look dim and feel astringent. In fact, this is the surface ink treatment process. In jar jargon terminology, it is over-oil. The shiny surface and smooth feel are good varnishes; the dull surface and astringent feel are good oils. In addition, there are different inks such as explosive oil, rubber oil, gold oil, etc. The effects of different inks will be different. So why is there a layer of oil on the surface of the printed product?

Food itself has certain nutrients and moisture, which are the basic conditions for the production and reproduction of bacteria, mold, and yeast. When the food is stored at a temperature suitable for their reproduction, it will cause food to deteriorate. If food is packaged in aseptic packaging or after high temperature sterilization, refrigeration, etc., it will prevent the occurrence of food spoilage and prolong the shelf life of food.

The surface performance of the electrolytic tinplate sheet is the difference between the surface condition and the surface quality.

With the continuous development of social economy and the continuous improvement of people’s living standards, tinplate printing products are widely used in different types of food, beverage cans, daily cosmetics, pharmaceuticals, and petrochemical products with their novel binding designs and special exquisite printing effects. And various packaging containers. Therefore, the quality of tinplate products printing is very important

When metal tin plate printing companies choose tin steel printing inks, they must first determine their product conditions, such as spray cans or food cans, ordinary cans or deep-drawn cans. This information is very important for tinplate printing companies to choose printing inks for prime electrolytic tinplate reasonably.