The raw materials, extrusion pressure, pressure holding time and molding temperature during extrusion moulding have great effects on the quality of products.
挤压成型过程中原材料、挤压力、保压时间和成型温度对制品的品质影响较大。
2
The results showed that many factors influenced the American drop weight impact test, such as temperature, sample size and the moulding process of samples.
结果表明，美式落锤冲击试验受很多因素(如温度、试样尺寸和试样的成型工艺)影响。
3
The influences of processing parameters, material properties and screw design on melt temperature distribution in reservior during injection moulding are described in this paper.