Plastics shrinkage causes the deformation of injection molded parts. The pressure gradient, temperature gradient and shear stress in the cavity make nonuniform shrinkage.
注塑件变形始于塑料的收缩，型腔中压力梯度、温度梯度以及剪切应力的客观存在导致了注塑件各部位收缩的不均一。
Several methods to determine the cooling time of injection molded slabs of crystalline plastics are discussed based on the theory of heat transfer.
从传热学基本原理出发，推导出结晶性平板状注塑制品冷却时间的几种计算方法。
Practice for Classifying Visual Defects in Parts Molded from Reinforced Thermosetting Plastics 08.
从增强热固塑料中对模制部件可视缺陷进行分类的方法08。
Practice for Classifying Visual Defects in Parts Molded from Reinforced Thermosetting Plastics 08.
从增强热固塑料中对模制部件可视缺陷进行分类的方法08。
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