Molds & Tooling
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PPS product hot runner
Problem Phenomenon
Hot runner related problems.
Cause Analysis
PPS high temperature places high demands on hot runners; dead spots and temperature control are risk points.; During on-site troubleshooting, verify item by item according to this mechanism, and avoid blindly adjusting the machine based solely on experience; this mechanism has been repeatedly verified by industry data and should be confirmed first during troubleshooting
Solution
①Select high-temperature hot runner system; ②dead-spot-free design; ③precise temperature control; ④regular maintenance.; After adjustment, continuously sample to verify the effect, and resume mass production only after confirming stability
Key Takeaway
PPS hot runners require dedicated configuration; high-temperature adaptability is the selection criterion.; After confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a troubleshooting reference for subsequent similar problems
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