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What is "Crocking" - Definition & Explanation

The tendency for a fabric dye to rub off. This can occur wet or dry.
The tendency of excess dyes to rub off. Napped and pile fabrics in deep colors are most likely to crock. Industry has set standards and tests to measure and prevent crocking.
The rubbing-off of dye from a fabric. Crocking can be the result of lack of penetration of the dyeing agent, the use of incorrect dyes or dyeing procedures, or the lack of proper washing procedures and finishing treatments after the dyeing process.
Rubbing off of color from woven or printed fabrics.
The removal of dye from a fabric by rubbing. Crocking can be caused by insufficient dye penetration or fixation, the use of improper dyes or dyeing methods, or insufficient washing and treatment after the dyeing operation. Crocking can occur under dry or wet conditions.

Some other terms

Some more terms:

This lace often has a high profile, and is made using a needlepoint technique rather than embroidery. A heavier weight lace, the patterns vary from geometric to floral. Each pattern is attached to...
(Dbl. lock/class 400 - A stitch formed with two or more groups of threads that interlace each other. The loops of needle thread are passed through the material where they are secured by looper...
In wet spinning, the polymer used to form the fibre is dissolved in solution. The solution is forced under pressure through an opening into a liquid bath in which the polymer is insoluble. As the...
Usually caused by finishing. Woven filling yarns lien in an arc across fabric width: in knits the course lines lie in an arc across width of goods. Critical on stripes or patterns and not as...
A term that applies to the number of turns and the direction that two yarns are turned during the manufacturing process. The yarn twist brings the fibers close together and makes them compact. It...

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