Common Faults of weaving Process
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This document summarizes common defects that can occur during the weaving process and their causes and remedies. It identifies defects such as double ends, wrong end color, slubs, broken ends, double picks, balls, holes, oil spots, reed marks, foreign materials, and thick and thin places. Each defect is explained along with how it can occur and recommendations for preventing or fixing the issue, such as ensuring proper sizing, drawing, spinning, tension control and cleaning of yarns. The goal is to identify defects early to maintain fabric quality and the aesthetic appeal of final garments.
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2. The carding process opens fibers, removes impurities, disentangles neps, blends fibers, orients fibers, and forms slivers for further processing. It transforms a fiber batt into a uniform web of individual fibers.
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The document discusses weaving technology and describes different mechanisms involved. It focuses on picking and beat-up mechanisms. Picking inserts the weft thread through the warp shed and can be bidirectional or unidirectional. Beat-up drives the inserted weft to the fell of the cloth. There are different types of picking (over, under) and beat-up (single, double, cam) mechanisms that are suited to different fabric weights and loom styles. Faults like early/late picking and factors influencing beat-up force are also covered.
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This document summarizes common fabric defects that can occur during the textile manufacturing process. It discusses defects in the warp way (related to the vertical yarns/ends), including loose warp, tight warp, broken or missing ends, warp streaks, wrong drawing, reed marks, and double ends. Defects in the weft way (related to the horizontal yarns/picks) are also described, such as thick/thin places, cracks, weft bars, loose picks, tight picks, broken patterns, broken picks, and stains. The causes of each defect are provided, such as faults in the raw materials, preparatory processes, weaving, or wet processing. Avoiding defects is
Fabrics and sewing defects of woven apparel By Engr. Aqs Zilani
In the textile industry, woven fabric is produced by interlacing warp and weft yarn. Faulty woven fabrics hamper the total quality of woven garments such as shirts, pants, trousers, jackets etc.
In order to get the correct appearance and good performance of seams, various considering factors, such as, stitch, seam, feed system, needle, thread, etc. Have to be correctly selected and adjusted. The sewing defects or problems that may arise during sewing, sewing defects such as Problems of stitch formation, Puckering problems, and Fabric defects along the sewing line etc.
It’s My think As a textile engineer-
We should know about the Fabrics and sewing defects of woven apparel produced during woven apparel fabric manufacturing. As its importance, this presentation has shown those Fabrics and sewing defects of woven apparel with their images, Causes and Remedies.
Different faults of fabric
This document discusses various types of fabric defects in woven and knitted fabrics. It begins by defining a fabric defect and explaining its importance. For woven fabrics, 13 common defects are described including loose warp, double ends, broken warp, and oil spots. Causes and remedies are provided for each defect type. For knitted fabrics, 11 defects are covered such as needle lines, holes, thick and thin places, and missing yarn. The document concludes by stating that fabric defects can result in significant value loss, so manufacturers should aim to minimize defects through appropriate remedies.
Faults in the Knitted Fabrics
This document discusses various types of defects that can occur in knitted fabrics, including yarn-related defects, knitting element defects, machine setting defects, dyeing defects, and finishing defects. Specific defects are defined such as drop stitches, barriness, imperfections, and spirality. The causes and remedies are provided for each defect. In conclusion, detecting faults during knitted fabric production is important for quality and productivity, and identifying the source and solutions for defects can help knitters overcome faults.
Fabric defects
Knitted fabric defects & remedies
Woven fabric defects & remedies
Dyeing defects & remedies
Printing defects & remedies
Spinning,yarn defects,sewing thread dr.ash
The presentation highlights on the spinning process, sewing thread and the defects in making a yarn. The basic knowledge that a FD student should be clear.
faults of fabric woven and knitting
I try to discuses about fabric faults. I think it will help to teach some thing about fabric faults.......
fabric faults
Weaving is a method of textile production that involves interlacing two sets of yarns at right angles to each other on a loom. This crossing of yarns forms a fabric. Knitting is another method that uses a single yarn and two needles to form loops that interlock in rows, giving the resulting fabric more stretch than woven fabrics. The document then provides various reasons for and remedies to common faults that can occur during weaving and knitting processes.
FABRIC FAULT
Weaving is a method of textile production that involves interlacing two sets of yarns at right angles to each other on a loom. This crossing of yarns forms a fabric or cloth. Knitting is another method that uses a single yarn and two needles to form loops that interlock in rows, giving the resulting fabric more stretch than woven fabrics. The document then provides various reasons for and remedies to common faults that can occur during weaving and knitting processes.
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Fabric defects in woven and knitted fabric - hitesh choudhary
Fabric defects in woven and knitted fabric - hitesh choudhary
Fabrics and sewing defects of woven apparel By Engr. Aqs Zilani
Fabrics and sewing defects of woven apparel By Engr. Aqs Zilani
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Common Faults of weaving Process
- 1. Department of textile engineering
- 2. Common faults of weaving Defects found in fabric ruin the aesthetic appeal and quality of the final garment, making it really important to identify and take corrective measures at the right time. Defects in woven fabric can be a result of Yarn imperfections Incorrect weaving process Errors in the finishing process.
- 3. Common Faults Double end Wrong end color Slub or slug Broken end Double pick Balls Holes Oil spot Reed mark Foreign material High twist yarn Thick and thin places
- 4. DOUBLE END REASON This kind of fault is produced in woven fabric when the two ends of warp sticks get together after sizing. REMEDIE Proper sizing.
- 5. WRONG END COLOR REASON It happens due to wrong drawing of colored yarn. REMEDIE Proper drawing
- 6. SLUB It is caused by an extra piece of yarn that is woven into fabric. It can also be caused by thick places in the yarn. REDMIDIE Ensure proper spinning and yarn cleaning during winding.
- 7. Broken ends Space created in the fabric when a yarn partially or completely is missing from the fabric Caused by improper working of warp stop motion Remedies Check warp stop motion assembly before weaving starts
- 8. DOUBLE PICK REASON This defect happens when more than one pick is inserted in the single shed. REMEDIE Proper pirn changing with weft feeder mechanism.
- 9. BALLS REASON If the warp is hairy or thick then reed will beat it then creates the ball. REMEDIE Change the reed or reduce the tension of warp ends .
- 10. HOLES REASON Hairy yarns. REMEDIE If we control the balls the holes will control automatically .
- 11. OILL SPOT RAESON Too much oiling on loom shed. REMEDIE Can be removed by dry cleaning. It is remove in the scouring process .
- 12. REED MARK REASON Caused by high warp tension. REMEDIE Ensure warp tension as required Early shed timing.
- 13. FOREIGN MATERIAL REASON If the yarn contain foreign material like plastic ,seed etc. REMEDY: • to check the yarn in during spinning
- 14. HIGH TWIST OF YARN REASON High TPI of yarn. REMEDIE To buy a suitable tpi yarn.
- 15. Thick and Thin places Reason . Count variation Remedies. To ensure constant count during the process.
- 16. THANK YOU