塑料成型
1.3 Dark streaksFig.1.3.1:Dark streaks caused by deposits of thermally damaged materialfrom the hot runnerFig.1.4.1:Color streaks (inhomogeneous distribution of colorant)1.4 Color streaks
Fig.1.4.2:Color streaks due to deposits of material due to “dead spots”in ahot runner system
Fig.1.4.3:
Color streaks in transmitted light; magnification 7:1
7