One kind of plastics parison controlling way of continuous output mode was given, and it can eliminate molding defect of the points output-controlling mode in poor quality and short life.
给出了一种连续输出模式的塑料型坯控制方法，能克服塑料型坯在点控制方式下质量差寿命低的缺陷。
2
This paper introduces six kinds of polymer tubes continuous biaxial drawing technology, we simply introduce their molding methods, process equipment and performance improvement.
介绍了六种塑料管材连续双向拉伸技术，对其成型方法、加工装置和性能提高都作了简单介绍。
3
The continuous extrusion molding technology of microcellular plastics was summarized.