Processing Machinery
6 مشاهدة
Insufficient EVOH Mixing
ظاهرة المشكلة
After blending EVOH with fillers/additives, dispersion is uneven with local agglomeration
تحليل الأسباب
Screw mixing section length insufficient; kneading block quantity not enough; feeding method improper, additives not fully contacting EVOH
الحل
1) Increase screw mixing section length to 3-4D; 2) Increase kneading block quantity; 3) Add additives after the side feeding port to increase mixing time
الخلاصة الأساسية
Insufficient mixing is caused by improper screw design; increasing mixing section is key
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