Injection Molding
4 مشاهدة
Abnormal injection pressure rise during PET '2079851475616104452
ظاهرة المشكلة
During normal production, injection pressure suddenly rises above the set upper limit and the equipment alarms.
تحليل الأسباب
The gate is partially clogged (cold material or impurities); mold vent grooves are clogged; there is material buildup or foreign matter in the nozzle hole.
الحل
Check and clean the gate and nozzle; clean the vent grooves; use a filter nozzle to prevent foreign matter entry; check the mold parting line.
الخلاصة الأساسية
Abnormal PET injection pressure rise usually points to a blockage in the flow channel.
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