Textiles Exam 2 Solved 100% Correct

Yarn - ANSWER-A generic term for a continuous strand of textile fibers, filaments, or material in a form suitable for knitting, weaving, or otherwise intertwining to form a textile fabric. Most textile materials are formed with this. Simple Yarns - ANSWER-have a uniform size and regular surface: single, ply, cord, rope Novelty or Complex Yarns - ANSWER-typically made of two or more strands, provides decorative surface effects: slub, flock/flake/seed, nub/spot/knot, bouclé/loop/snarl/ratiné, corkscrew/spiral, chenile Composite Yarns - ANSWER-covered, core-spun Piled Yarns - ANSWER-produced by twisting two or more single yarns, each strand of yarn is Cord Yarns - ANSWER-produced by twisting two or more plied Rope Yarns - ANSWER-produced by twisting two or more cord yarns Parts of Novelty Yarn - ANSWER-base/core provides structure and strength, effect strand creates decorative details, binder ties effect yarn to the base/core if necessary Double Covered Yarns - ANSWER-produced by wrapping two strands around a core yarn Core-spun Yarns - ANSWER-made by twisting fibers around a filament or a previously spun yarn, thus concealing the core Blend Yarns - ANSWER-a yarn obtained when two or more staple fibers are combined in a textile process for producing spun yarns Ring Spinning - ANSWER-bales opened, fiber carded to align to make a silver, fiber is combed to remove short fibers, silver is drawn to make a narrow roving, roving is spun to insert twist and make yarn, fine/strong yarns produced Open-end/Air-jet Spinning - ANSWER-omits the roving step, faster and less expensive, yarns are not as strong Woolen System - ANSWER-totally different spinning machinery used, fibers are not nearly as parallel, yarns are softer, bulkier, warmer, and weaker Fully Drawn Yarns (FDY) - ANSWER-drawn while yarns are still pliable, then wound