How to remove printing ink on waste film

At present, there are several kinds of waste film on the market, including large-area film, plastic film, industrial product packaging film, and non-staple food packaging film. How to remove the printing ink, the product specification, etc. These inks are mainly faded. Various solvents. For example: toluene, acetone, butanone, cyclohexanone and other solvents, fade tools are relatively simple, including: brush, gauze, cotton, as long as these solvents, brush on the trademark film after the solvent 1-2 minutes, with Wipe the cloth hard, that's fine. However, the treatment must be based on the size, thickness, and area of ​​the film. Because the solvent price is relatively high, some thin films take up less area, or cut off part of the cost; if the film thickness accounts for a small area Erasing with solvent is more cost-effective. In short, it is determined according to the actual situation.

Note: The OPP film, which is the packaging printing film on the top of the PET bottle, will not be profitable if it fades.