Wang Gangqiang, Zhejiang Dapu Group Co., Ltd.

Abstract: Process features of producing PA 6 filament on modified polyester PCS plant are introduced in this article, with major efforts made to analyzing the difference between PA fiber and polyester TCS in terms of production and equipment in drying, spinning and winding processes, and the process requirements are also discussed based on production practice.
Key words: PET filament, PA 6 filament; drying process; spinning process; POY.