The insulation cup coating is mostly a thin silver layer formed by aluminum plating inside the interlayer, with the aim of generating a silver mirror reaction to reduce radiation heat dissipation. If a little is lost, it will not have any impact. However, if a lot is lost, it is recommended to replace it. If the insulation layer coating falls off, the insulation cup no longer has insulation effect.
Insulating cups are a common type in daily life, and the coating inside mainly serves as insulation. Generally, the coating does not appear, and if the coating falls off, it is non-toxic. Don't worry too much, please take a look at the provided introduction for details!
At present, the surface spraying processes for insulation cups sold in the market are generally as follows: spray painting (bright paint, matte paint), and there are various types of paints: pearlescent paint, rubber paint, ceramic paint, etc. Most factories use environmentally friendly water-based paint. Spray molding/powder spraying (glossy powder,