What to pay attention to when making paper cups
Nowadays paper cup becomes necessary supplies to every family and it also becomes a way for company to advertise themselves.Because now paper cups have become people’s daily life, hospitable work, and even an indispensable daily tool.The quality of paper cups is related to our health.How to choose right paper cups and the machine to make the paper cup?
1. Be careful with phosphors. The paper cup is in direct contact with the oral cavity, hygiene is particularly important.When choosing paper cup, don’t just look at the color of the white cup or not, don’t think that the color is white and healthier.In order to make the cup look whiter, some paper cup manufacturers add a large amount of fluorescent whitening agent. Once these harmful substances enter the human body, they will become potential carcinogens.
2. Pay attention to the strength of the cup. Paper cups with poor body stiffness are very soft when pinched, and are easily deformed after being poured into water or beverages. In the selection of paper cups, you can gently squeeze the sides with your hands to roughly know the stiffness of the cup.
3. Be careful with beautiful cup. Some paper cups will have colorful patterns and words. When the paper cups are stacked together, the ink on the outside of the paper cup will inevitably affect the inner layer of the paper cup wrapped on the outside.
4. Distinguish between cold cup and hot cup. There is generally a layer of food wax on the surface of the cold cup. This wax is very stable and safe at 0℃-5℃, but as long as the water temperature exceeds 62℃, the wax will melt. While the surface of the hot drink cup is pasted with a special film. So the hot drink cup not only has good heat resistance, but it is also non-toxic and harmless when soaked in high-temperature beverages.In addition, the shelf life of paper cups is up to 2 years.