Ultra-High L/D Twin-Screw Extruder

Dense fibers, fewer defects

A twin-screw extruder with an L/D ratio of 150 enables dry-jet wet spinning of dense, smooth, low-defect PAN nascent fibers, promising high-performance carbon fiber production.

Wang, Jian · Kaihuang, Zheng · Xiaofeng, Hu · Zhibin, Long · Chen, Kangcheng

Industrial & Engineering Chemistry Research 2023

Specifications

初生纤维平均拉伸强度提高

{'zh': '42.1', 'en': ''} %

模量提高

{'zh': '67.2', 'en': ''} %

结晶度提高

{'zh': '45.5', 'en': ''} %

最高纺丝液浓度

{'zh': '30', 'en': ''} wt%