Why is combing necessary for finer yarn?

Why is combing necessary for finer count yarn?

Necessity of combing

For finer count, high draft is required but draft irregularity for presence of short fibre. After combing short fibre free product (sliver/roving) is ready for higher draft. … Longer fibres are finer than short fibres. After combing higher count is possible to keep minimum no of fibre in yarn dia.

What is the purpose of the combing process?

Following are the objectives of combing process: To remove the fiber shorter than a predetermined length. To remove remaining impurities in the comber lap. To remove naps in the carded sliver.

Why is combing action necessary in cotton yarn processing?

Combing reduces hairiness of the yarn. It accelerates the next process. Combing reduces imperfection like- neps, thick and thin places of the yarn. Better twist distribution is achieved by the combing action.

What are the effect of combing on yarn quality?

Combing, therefore, makes possible the spinning of yarns of fine counts with low irregularities and a clear appearance, combing also results in stronger, smoother and more lustrous yarns. In overall spinning process combing operation serves to improve raw material quality by removing noil.

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How can you determine better yarn is produced after combing action?

To improve the yarn quality, the comber must perform the following operations:

  1. Elimination of precisely pre-determined quantity of short fibers;
  2. Elimination of the remaining impurities;
  3. Elimination of a large proportion (not all) of the neps in the fiber material;
  4. Formation of a sliver having maximum possible evenness;

What does comb through mean?

(comb through something) to search carefully among things. Researchers have been combing through data files trying to detect problems. Synonyms and related words. To search for something or someone.

What does the carding process do to the cotton?

carding, in textile production, a process of separating individual fibres, using a series of dividing and redividing steps, that causes many of the fibres to lie parallel to one another while also removing most of the remaining impurities.

What does the word combing mean?

combed; combing; combs. Definition of comb (Entry 2 of 3) transitive verb. 1 : to draw a comb through for the purpose of arranging or cleaning. 2 : to pass across with a scraping or raking action.