Injection Molding
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PPS insert '2079851475616104452
Problem Phenomenon
Bonding strength of PPS overmolding metal inserts.
Cause Analysis
Under PPS high mold temperature processing, metal inserts need preheating >150°C to prevent shrinkage debonding.
Solution
Preheat inserts to above 150°C; knurl and groove the surface.
Key Takeaway
PPS insert molding requires preheating.
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