Injection Molding
4 görüntüleme
Periodic surface corrugation of PU
Sorun Belirtisi
Periodic corrugations on PU product surface with spacing of 5-15mm
Neden Analizi
Periodic fluctuation of injection speed; unstable hydraulic system; unstable screw speed
Çözüm
1) Overhaul injection system to stabilize pressure and speed; 2) Servo motor drive replacing hydraulic drive; 3) PID control to stabilize injection parameters
Temel Çıkarım
Corrugation is caused by unstable injection; equipment overhaul and PID control are key
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