Material Drying
5 görüntüleme
Silver streaks and bubbles in products due to insufficient pellet drying
Sorun Belirtisi
Injection and extrusion products show silver streaks and bubbles, transparency decreases, and mechanical properties decrease
Neden Analizi
Moisture absorption is 0.04%, but the high processing temperature causes hydrolysis
Çözüm
Dehumidifying drying at 120-130C for 4-6h, dew point <-30C
Temel Çıkarım
Sufficient drying is required before processing
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