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Why does the product film fall during vacuum coating??


There are many and complex reasons for film drop during vacuum plating.It is very difficult to deal with, you can consider to exclude from the following aspects:

1. Surface cleanliness
The surface cleanliness of the product is not enough, you can consider argon amplification and longer time when cleaning the ion source.

2. Problems in the cleaning process
Inadequate cleaning before plating, or replacement of cleaning fluid.

3. The problem of craftsmanship
Whether the process parameters have changed, make appropriate adjustments in the coating time and current.

4. The problem with the target material
Whether the titanium target is poisoned, check and replace.

5. Whether the vacuum chamber is leaking
Perform a leak test.

6. Product surface oxidation
There are many reasons for oxidation, you can judge and deal with it by yourself.

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