Extrusion & Post
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LLDPE film lamination problem
Problem Phenomenon
Low lamination peel strength.
Cause Analysis
Slip agent migration, excessive/insufficient corona, mismatched adhesive.
Solution
①Low-slip film; ②control corona; ③standardize adhesive mixing and curing; ④spot check peel strength.
Key Takeaway
Lamination = surface state + adhesive matching.
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