Injection Molding
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PARA Two-Color '2079851475616104452
Problem Phenomenon
Poor interface bonding in PARA two-color '2079851475616104452; compatibility of the two materials and process matching.
Cause Analysis
Material compatibility of PARA two-color '2079851475616104452; first-shot and second-shot temperatures; interface contamination; shrinkage difference.; during on-site troubleshooting, verify item by item according to this mechanism, avoiding blind machine adjustment based only on experience
Solution
①Material compatibility verification; ②Process temperature matching; ③Interface cleanliness; ④Bond strength testing.; after adjustment, continuously sample to verify the effect, and resume mass production only after confirming stability
Key Takeaway
Interface quality of PARA two-color '2079851475616104452 relies on dual guarantee of material and process; cleanliness is a detail; testing verifies reliability.; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence
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