1. Remove the seal with wax. You can coat the paper with wax first. After the wax condenses, it can be easily scraped off with a knife after being covered. If you want to remove it, you can remove it without leaving a trace.
2. Remove the seal with wind oil essence. Apply essential balm to the inkpad first, wait for 1 min, then wipe the inkpad with a dry cloth, and then apply essential balm after the color becomes lighter. After waiting, continue to wipe with a rag and remove the seal.
3. Remove the seal with oxidant. It can be alleviated or removed by oxidants, solvents, etc. Such as hydrogen peroxide, hypochlorous acid, etc. Then wipe it off with a paper towel and remove the seal.
4. Remove the seal with alcohol. Pre-soak the bottom of the seal with alcohol, so that the alcohol can fully contact with the inkpad, and then dissolve the inkpad. The general treatment time is about 3 minutes.
5. Remove the seal with an inkpad remover.
Extended data:
Cleaning requirements:
(1) Cleaning the seal should remove oil, dirt, mold and rust spots on the seal.
(2) The cleaned seal shall be complete, clean and free from deformation, and the handwriting and pattern on the printed surface and blank space shall be kept complete and clear.
(3) Pay attention to fire prevention when using flammable cleaning agents such as alcohol and kerosene to clean the seal.
(4) When using a bamboo needle to pick up dirt on the printing surface, the method should be light to prevent damage to the printing surface.
(5) Make the seal with rubber, and stick the printed surface on the handle of wood or plexiglass (plastic). When cleaning, avoid soaking for a long time and exerting too much force to prevent the printing surface from aging and falling off.