TextileGlossary.com

What is "Bias" - Definition & Explanation

Bias is the direction line that is the right angle to the lenghtwise and crosswise grain of the fabric. The bias has stretch in woven fabric and will can be an advantage or a hindrance. Plan accordingly.
The direction diagonally across a piece of fabric at 45º to the warp and weft. Bicomponent fabric: A fabric with two layers.
The bias direction of a piece of woven fabric, usually referred to simply as 'the bias', is at 45 degrees to its warp and weft threads. Every piece of woven fabric has two biases, perpendicular to each other.
Any direction that is not the lengthwise or crosswise grain of a woven fabric.

Some other terms

Some more terms:

Plied Yarn
A yarn composed of two or more single yarns twisted together. Many two-ply yarns are used in carpet. In cut-pile carpet, eg, saxony, plied yarns must be heat-set to prevent untwisting under traffic....
Mercerisation
a) The treatment of cellulosic textiles, in yarn or fabric form, with a concentrated solution of a caustic alkali whereby the fibres are swollen, their strength and dye affinity is increased and...
Hopsack Weave
A modification of a plain weave in which two or more warp yarns weave together as one and two or more weft yarns weave together as one. NOTE: The basic hopsack weaves may be modified in a number of...
Hydroextraction
The process of removing large amounts of water from fabrics after dyeing using either industrial spin dryers or vacuum extractors. They reduce the amount of energy required in stentering or other...
Gingham
Plain-weave, medium- or light-weight fabrics. Can beeither carded orcombed cotton or cotton blend yarns.Usually woven on a boxloom. Coloredand white yarnsor multicolored yarns form the pattern....

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