(1) Count: The count of wool yarn is expressed by the metric count, the count is large, the wool is thin, the count is small, and the wool is thick.
(2) The twist of wool and wool: The twist of wool and wool refers to the number of twists per unit length. The twist has twist direction, there are "S" twist and "Z" twist. Twist generally refers to the number of twists/m. The counts of wool yarn and knitting yarn are different, and the twists are also different. In order to facilitate the comparison of the twists of different yarns and knitting yarns, commonly used " The concept of "twist coefficient".
(3) Strength and elongation of wool yarn and woolen yarn:
