What high temperature are you talking about
1. Generally speaking, after the flexographic trademark is printed, it will be dried in an oven for a period of time to solidify the color. If the color fastness is required It is recommended to bake for a longer period of time. The oven temperature is 150 degrees. So generally boiling water at 100 degrees is basically no problem.
2. What kind of ink are you using? There are no problems with the imported inks currently commonly used in the market, but we cannot guarantee the domestic ones.