The FDY production technology of sheath corefiber is studied, the effect of alkali treatment with different concentration, different time on the mechanical properties are analysized.
The wrapped yarn of polyester and spandex takes polyester filament as outer wrapping fiber and spandex as corefiber.
涤氨包缠纱是一种以涤纶长丝为外包纤维,氨纶长丝为芯线的氨纶弹力纱。
3
Ultraviolet reflectivity of metallic aluminum is the highest versus other metallic material, so metallic aluminum is the optimum material for fabrication hollow-corefiber.