They are coupled with plastics calender for continuously producing PVC file, sheet, leatherette and film biaxialdrawing etc.
相应的辅机与塑料压延机配套使用，可连续生产聚氯乙烯薄膜、薄片、人造革和拉伸拉幅膜等。
2
This paper introduces six kinds of polymer tubes continuous biaxialdrawing technology, we simply introduce their molding methods, process equipment and performance improvement.