What are the yarn defects?

What are the fabric defects?

Read on or click the links below to jump to different sections to learn more about each of these fabric defects.

  • Horizontal lines.
  • Shade variation.
  • Dirt/stains.
  • Uneven dyeing.
  • Drop stitches.
  • Misprinting.
  • Crease marks.
  • Barre.


What are the fabric defects and causes?

Glossary of Defects

Defect Severity
Drop Stitching Major
Dropped Pick Major
Drawbacks Major
Dye Streak in Printing Major

What are the defects of woven fabric?

Various types of faults found in woven fabrics have mentioned below:

  • Bad selvage,
  • Broken ends or warp,
  • Broken picks or weft,
  • Loose warp,
  • Loose weft or snarl,
  • Double-end,
  • Tight end,
  • The float of warp,

How do you remove a yarn fault?

Tandem or double carding at low production rates and combing are the surest ways of reducing the incidence of yarn faults. The use of overhead cleaners during spinning reduced the fault level appreciably.

What are major defects?

A major defect is a damage or inconsistency in any of the major components of a building. It is likely to render a facility unusable for its intended purpose, and can even cause destruction or collapse of all or some part of the building.

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How many types of defects are there?

3 Types of defects every importer needs to know. Quality control professionals typically classify quality defects into three main categories: minor, major and critical. The nature and severity of a defect determines in which of the three categories it belongs.

How can fabric defects be prevented?

You can minimize the occurrence of drop stitching in your fabric or textile by regulating the yarn feed rate. Dye machine entanglement. Dye marks can be prevented by making sure there are no initial problems with the base fabric prior to stitching, as any issues missed will be present in later processing of the fabric.

What is the main reason the factory have the color shading issue?

Shade variation in garment comes due to shade variation in the fabric in an order. Most of the time shade variation happened due mishandling of fabric rolls during cutting fabrics and bundles in sewing floor. Shade variation in garments is caused mainly due to fabric problem.

How do you use the 4 point system in fabric inspection?

In 4 point system fabric quality is evaluated by unit points/100 sq. yds. Normally fabric roll containing 40 points per 100 square yard are acceptable. Example: A fabric roll 120 yards long and 46 inch wide contains following defects.

How can you tell the quality of fabric?

How to Check Fabric Quality

  1. Different Fabrics, Different Standards.
  2. Fiber Weave. High-quality fabrics feature fibers that are closely and tightly woven together. …
  3. Color. A good quality fabric should have a dye job to match. …
  4. Thread Count. This refers to the number of thread strands per inch. …
  5. Finish. …
  6. Price. …
  7. Finished Product. …
  8. Source.
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What kind of fabric is woven?

Types of Woven Fabrics

  • Buckram Fabric. It is a stiff coated fabric made from a lightweight loosely woven fabric, impregnated with adhesives and fillers. …
  • Cambric Fabric. Cambric a lightweight fabric woven in plain weave and produced with a stiff finish. …
  • Casement Fabric. …
  • Cheese Cloth. …
  • Chiffon Fabric. …
  • Chintz Fabric. …
  • Corduroy Fabric. …
  • Crepe Fabric.


What does ikat mean?

: a fabric in which the yarns have been tie-dyed before weaving.

How do you reduce neps in yarn?

Carding action removes as well as generates neps. The tendency for both opening and spinning process to be shortened is favorable to the production of yarns with less neps from cottons prom to this trouble wider settings between cylinder and flats of a card make the fiber roll and tangle giving chance for neps to form.

What is yarn imperfection?

Imperfections can be defined as the total number of neps, thick and thin places in a given length of yarn. … A yarn with more imperfections will exhibit poor appearance grade, lower strength and poor performance in weaving is likely to produce fabric with low quality.

What is thick and thin places in yarn?

Thick and thin places not only affect the quality of yarns but also adversely affect the subsequent process, and the final application of the end product. Yarns with higher number of thick and thick places, causes more breakages in spinning, lower efficiency in winding, warping and weaving.