Bad handling of ink in the early stage of printing
Analyzing the causes of this problem, there may be the following:
1. The specified glue or glue is not used too thick
2. Uneven coating
3. The drying temperature is too high
4. After applying glue, contact with strong light
5. Stored in high temperature and high humidity environment after plate making
The following measures are recommended:
1. Use regular matching product PS version of protective glue, either manual or machine type
2. Dilute the glue properly
3. Hand glue should be clean and dry
4. Set the drying temperature below 60 degrees
5. Prevent light exposure after applying glue
6. Do not store under high temperature and high humidity
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