Spin material:
Collagenous, chitin fiber, Salt alginate fiber, vinylon, Kevlar, PAN, PVC, viscose rayon, Lyocell, Modal, Tencel, Newcel, chitosan fiber, Soybean protein fiber , milk protein fiber and so on.

Process route:
Primary tank(contain mixer, vacuum defoamation) —— Metering pump —— Filter —— Spinneret —— Coagulating bath —— Drawing godet (1) —— Drawing bath(1) —— Drawing godet (2) —— Drawing bath(2) ——Drawing godet (3) —— Wash godet —— Finish applicator —— Winding.