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Textile Testing Test II
Chapter 5: Specifying and Evaluating Materials
15
Art/Design
Undergraduate 4
10/21/2008

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Term
Worth Street Textile Market Rules (1986)
Definition
A standard code of practices for marketing textile materials in the United States.
Term
Fabric
Definition
Planar structure consisting of yarns or fibers, solutions, fabrics, or any combination of these. Besides fashion, fabrics are used for trims, elastics, linings, and support in the finished product.
Term
Quantitative Procedures
Definition
Determine the % by weight of each generic fiber present in blends.
Term
Qualitative Procedures
Definition
Using several procedures until enough information has been obtained to make a reasonable assesment as to the fiber type(s) present.
Term
Yarn Number
Definition
Describes the size of the yarn. Sometimes referred to as yarn count.
Term
Direct Systems
Definition
AKA: Fixed length systems; include denier and tex. With these systems, the yarn number is the same as the weight of a specified length of yarn.
Term
Indirect Systems
Definition
AKA: Fixed weight systems; include cotton, woolen, worsted, and other natural fiber systems. With these susyems, the yarn number is the number of yarn lengths (or hanks) of a given measure that weigh one pound.
Term
Twist
Definition
Describes the number of times the fibers in the yarn turn around the lengthwide central axis per unit measure. (Varies with the type of yarn and the intended end use.)
Term
Yarn Defects
Definition
Irregularities within the yarn that are not deliberately a part of the yarn.
Term
Threshold Levels
Definition
Used to descrive the grestest degree of irregularity that is acceptable in materials or finished products.
Term
Fabrication
Definition
The technique used to produce the fabric.
Term
Fabric Density
Definition
The number of components in the fabric per unit measure. A common measure is fabric count.
Term
Count
Definition
Short for "Fabric Count"; the number of yarns in the lengthwise and crosswise direction of the fabric in one inch or centimeter.
Term
Fabric Mass Per Unit Area
Definition
Referred to as weight; is an important factor in determining fabric amount, cost, and quality.
Term
Light Weight Fabrics
Definition
Weigh less than 4 ounces per square yard
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