(L) mechanical method makes the yarn soft, mainly through the soft cloth finishing, the glue film is destroyed, and the softness of the fiber is manifested after the primary cloth is processed through soft cloth. The drawback is that it is easy to cause the yarn to hair.
(2) improve the yarn's moisture regain, but improve the yarn's moisture regain. The yarn will be moldy and the softness will not be improved obviously, or oil or softener will be added to the sizing. But these methods can only function on the winding the yarn, can improve the effect of weaving, winding process is still no improvement.
(3) flax roving soft processing is also called roving oil, making the single fiber combined membrane softened, that is, with the aid of softener to achieve fiber softness purposes.