Product coating is to make the product can be better used, for example, we do car coating is to make the car have anti-oxidation, anti-aging effect;lens coating is to make the glasses more wear-resistant, anti-oil pollution, anti-radiation, anti-blue light and other functions.
When encountered coating products film dropping we should know why it happens.
Here are several elements that affect the coating film quality and share them with y
Bottom paint is not dry completely
------It is should prolong the dry time
The degreasing is not thoroughly of the coating products
------Pre-coating treatment should be strengthened
Vacuum chamber inner side is not clean
------Vacuum chamber should be cleaned.
Please pay more attention of that in the process of target install and removal, no touch with magnetic control source by hands or unclean objects in order to keep the high clean of the magnetic control source.
Fixture is not clean
------Should clean the fixture
Improper election of bottom paint
------change the bottom paint
Improper control of the process
------Should improve the process condition
Besides, film is too thick is also easy to fall off. If If it is a metal substrate, heating it can improve the film’s adhesion.
It’s very important of choosing proper target materials.