Introduction of various indicators of yarn
Twist, tenacity, yarn count, evenness, fineness, slub, and neps are Uster indexes and are measured with Uster instruments.
Twist: (TWIST)
Refers to the number of twists per unit length of yarn.
Domestic: Its measurement unit is "twist/10cm" or "twist/m"
Overseas: Expressed in inch twist: TPI=twist/INCH twist/inch
