Molds & Tooling
6 مشاهدة
LLDPE rotomolding temperature
ظاهرة المشكلة
Many internal bubbles in LLDPE rotomolded products
تحليل الأسباب
Improper rotomolding heating temperature and time, insufficient powder melting and venting; when troubleshooting on site, verify item by item according to this mechanism to avoid blindly adjusting the machine based only on experience; this mechanism has been repeatedly verified by industry data and should be confirmed first during troubleshooting
الحل
Optimize oven temperature and time; manage powder flowability; mold venting; after adjustment, continuously sample to verify the effect, and resume mass production only after confirming stability; change only one variable at a time and record parameter changes to facilitate locating effective measures
الخلاصة الأساسية
Rotomolding bubbles rely on temperature, time and venting; after confirming effectiveness, fix the parameters and practices into the work instruction to prevent recurrence; include this case in the defect archive as a reference for troubleshooting similar problems in the future
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