BOPP thermal lamination film application manual
1)、 We should caution as the following situation will affect the quality of the film during lamination.
a. using metal ink
b. the ink is too thick
c. the ink is not completely dry
d. the paper is high humidity
e. the ink contains too much wax ,dried oil ,adhesive ,and silicon additive .etc.
f. there is too much powder
2)、 When using the film for the first time, or changing to other sizes or printing materials, please get a small trial volume before going into fully mass lamination.
3)、 Please adjust the pressure and temperature according to different types of paper and ink.
4)、 Involving cutting, creasing, folding, UV coating, scrub and other after-process of the operation, make sure to do the test first, then mass production
5)、 If the Corona value is lower than 37 dyne of the film surface, make sure to check the film coating fastness, and do some post-process testing before using the film
6)、 Using thermal film in winter, the temperature should be balance by the film and the prints before using.