Material Drying
5 مشاهدة
PC Product Abnormal Odor
ظاهرة المشكلة
PC products carry a peculiar smell, customer complaints.
تحليل الأسباب
Overheating degradation produces small-molecule volatiles; or odor from the dryer/environment is adsorbed by the material; mixed regrind also brings odor; degradation is the main cause; during on-site troubleshooting, verify item by item according to this mechanism, and avoid blindly adjusting the machine based only on experience.
الحل
①Reduce the melt temperature and shorten the residence time; ②Check the source of raw material and regrind; ③Keep the drying system clean; ④Bake the material to remove odor and evaluate when necessary; ⑤Strengthen workshop exhaust.
الخلاصة الأساسية
PC odor = 'degradation or contamination': first lower the temperature, then check the material source; odor is a signal of thermal history and cleanliness, and must be controlled from both the process and raw material ends; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence.
هل كان هذا مفيدًا؟
0 شخص وجدوا هذا مفيدًا
شكرًا لك على ملاحظاتك!