摘要
介绍了硬质PVC管材挤出复合模头的设计，推导了模头的熔作流动、压力降，验证了模头的应用范围.
The design of extrusion complex die on unplasticized PVC pipes is presented. With thedie preesure decrease in theory calculated during extursion applied scope of the die is verified.in this paper.
出处
《湖北工业大学学报》
1999年第3期80-83,共4页
Journal of Hubei University of Technology
