注塑成型的疑难问题和及建议解决方案.pdfVIP

Injection moulding troubleshooter 注塑的疑难问题 This easy to use troubleshooting guide gives you initial advice for solving injection moulding difficulties. Please click on the name of your problem in the following list to view a detailed description include photograph and proposals for solution. 这种易于使用的疑难问题解决指南，为您提供解决注塑方面各种难题的初步建议。请在以下清单中点 击您遇到的问题，查看具体描述（包括照片）以及关于解决方案的建议： Problem Short description Punctiform or lamellar deposits on the surface of the Black specks thermoplastic moulding. 黑色斑点 热塑性成型件表面上的点状或片状沉积物。 Charring streaks on the surface of the plastic moulding in the Charring streaks form of silvery or light brown to dark brown discolourations. 烧焦痕 塑料成型件表面的炭化条纹，具体形态为银色或浅棕色至深棕色 污点。 Cold slug Marks, usually close to the sprue, in the form of a comets tail. 冷料痕 斑纹，通常接近浇道，形状类似彗星的尾部。 Coloured streaks Differences in colour on the surface of moulded plastic parts. 色差痕 注塑部件表面的颜色差异。 Deformation of the plastic part during ejection due to excessively Deformation on demoulding high forces. 脱模变形 压力过高导致的脱模过程中的塑料部件变形。 Delamination Splitting open or peeling off of regions of the surface. 分层 开裂或表面区域脱落。 Locally bounded black discolourations in regions of confluence (weld lines) of the polymer melt, at the end of the flow path of the Diesel effect moulding or of separate regions of the mou