The shrinkage of plastic products is a very important parameter and need to be forecast during the design of injection molds, which affects the shape and size precision of the products.

• 塑料的成型收缩率直接关系到制品的形状和尺寸精度,因此在塑料注射成型的模具设计中,迫切需要预测制品的成型收缩率。