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Fabrics faults and remedy

Presentation about 'Fabrics faults and remedy'

sheshir
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Fabrics faults and remedy

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  1. Southeast university DEPERTMENT OF TEXTILE ENGINEERING December 31, 2013 1 AKL and GMS

  2. Company profile Company profile  Name of the Company: Alim Knitwear ltd Year of Establishment: 2005-2006 Certified Achievement: ISO 9001:2000, (Certified), Oeko-Tex Standard 100 (Certified) Manufacturing products: Export oriented knit fabrics dyeing and readymade garments Owner and directors of the factory: Alim mondal. Factory Address: Nayapara, Kashimpur, Gazipur, Bangladesh Total Employees: 4500 Number of units: 3 (Three) units Part-A: Garments unit – 3 floors Part-C: Dyeing unit Part-D: Printing unit Total area: 0.5 acres Corresponding Bank: 1) United Commercial Bank Limited . Dhaka, Bangladesh 2) Dutch Bangla Bank Ltd. Dhaka, Bangladesh Factory Supervisor: Md. Mamun ( PM in garments section) Supervising teacher: Md. Abul Kalam Azad.               December 31, 2013 AKL and GMS 2

  3. Another Name of the Company: GMS composite Knitting industries ltd. Year of Establishment: 2003-2004 Certified Achievement: ISO 9001:2000, (Certified), Oeko-Tex Standard 100 (Certified) Manufacturing products: Export oriented knit fabrics dyeing and readymade garments Owner and directors of the factory: GMS composite Knitting industries ltd. Factory Address: Ssaradagong, Kashimpur, Gazipur, Bangladesh Total Employees: 4500 Number of units: 3 (Three) units Part-A: Garments unit – 3 floors Part-C: Dyeing unit Part-D: Printing unit Part-E: knitting unit. Factory Supervisor: Md. Saiful Islam             December 31, 2013 AKL and GMS 3

  4. Object of training Object of training  To know about garments faults & remedy we justify each & every garments.  To knowing that we give max customers satisfaction.  To know about different fabric inspection.  To know about different quality parameters of fabric, different trims & accessories.  To know about buyers AQL.  To know about major or minor fabric faults. December 31, 2013 AKL and GMS 4

  5. Methodology of textile faults. For Yarn manufacturing technology: We study different types of yarn faults, causes and its remedy. Faults name Causes Remedy 1. Slub Lack of adequate fibre control in the drafting Zone. Proper fibre control of drafting zone Improper lubrication proper lubrication 2. Oily slub Improper ginning i.e. Seeds broken during ginning proper ginning i.e. Seeds broken during ginning 3. Kitty yarn December 31, 2013 AKL and GMS 5

  6. 1. Slub 2. Kitty yarn December 31, 2013 AKL and GMS 6

  7. Faults name Causes Remedy Improper handling of travelers Improper preparation of mixing proper handling of travelers proper preparation of mixing 4. Foreign matters Improper bobbin feed on the spindles Less twist in the yarn proper bobbin feed on the spindles Proper twist in the yarn 5. Soft yarn Mixing of cotton of widely different staple lengths Closer roller settings Proper Mixing of cotton of widely differing staple lengths Proper roller settings 6. Crackers December 31, 2013 AKL and GMS 7

  8. Spinning faults and remedy percentage diagram Remedy % Faults name Sl = slub yarn Oi = oily slub Ki = Kitty yarn Fo = Foreign matter Co = cork screw yarn Ov = over twisted yarn So = soft yarn Cra = cracker December 31, 2013 AKL and GMS 8

  9. Knitting faults, causes and its remedy: Knitting faults, causes and its remedy: Faults name 1. Barre Causes Caused by mixing yarn on feed into machine. Remedy Proper yearn selection and proper roller adjustment. 2. Broken Colour Pattern Usually caused by color yarn out of place on frame. Proper adjustment of color and yarn. December 31, 2013 AKL and GMS 9

  10. Faults name Causes Remedy 3. Crease mark Its create when fabric passing through squeeze rollers in the dyeing process. Occurs in tubular knits fabric. Proper adjustment of squeeze rollers. Its mainly 4. Hole caused by broken needle Change the needle. 5. Needle Line Caused by broken needle forming distorted stitches Replace the needle December 31, 2013 AKL and GMS 10

  11. Faults name Causes Remedy 6. Runner Usually caused by broken needle. Change the needle. 7. Slub (Knit fabric) Usually caused by a thick or heavy place in yarn Replace the yarn cone to a more uniform yarn cone. December 31, 2013 AKL and GMS 11

  12. Different Causes of Fabric Barre Different Causes of Fabric Barre December 31, 2013 AKL and GMS 12

  13. Knitting faults and remedy percentage Knitting faults and remedy percentage diagram: diagram: Remedy % Ba = barre mark Bro = broken color Mis = missing yarn Mix = mixing yarn December 31, 2013 AKL and GMS 13

  14. Dyeing, printing and finishing faults and remedy Classification of Defects Minor Defect A defect is defined as minor Defect that is not likely to reduce the Usability of the product, but nevertheless may negatively influence the sales. The minor defects can be untrimmed thread-ends, slight dirt in a non- noticeable zone which can be removed, etc Major Defect A defect that, if conspicuous on the finished product, would cause the item to be a second. (A "second" is a garment with a conspicuous defect that affects the salability or serviceability of the item.       December 31, 2013 AKL and GMS 14

  15. Faults name Causes Remedy 1. Barre proper yarn selection. Its horizontal shaded band across the width of the fabric. It causes by the yarn mixing 2. Bleeding proper dye selection. improper dye selection or poor dye fastness. It is the rubbing off of the color. It may rub onto another fabric. 3. Crocking proper dye selection. barre Bleeding Crocking December 31, 2013 AKL and GMS 15

  16. Faults name 4. Shading Causes Remedy It is generally due to uneven tension on the fabric. To maintain the proper tension caused by a foreign substance, dirt, grease, and oil or sizing residue on the fabric being dyed. To using different spot remover chemical 5. Stained 6. Color variation in yarn Caused due to lack of agitation in the dye bath proper agitation in the dye bath. Shading stained Color variation yarn December 31, 2013 AKL and GMS 16

  17. Faults name Causes Remedy 7. Creasing Causes unleveled penetration of dyes To use proper dyes and chemical or leveling agent. Caused due to Low viscosity of print paste To use high viscosity of printing past 8. Flushing/Wicking 9. Bleeding Caused due to Low viscosity of print paste To use high viscosity of printing past. Creasing Flushing Bleeding December 31, 2013 AKL and GMS 17

  18. Faults name Causes Remedy 10. Crack or miss alignment in transfer printed fabric. Incomplete transfer of design from paper to fabric Proper transfer of design. 11. Unwanted marks on fabric. Causes by the contact with oil or grease covered exposed machine parts, careless handling To using spot cleaner. 12. Decolorized patch on fabric Caused due to chemical spillage on fabric. Localized excess bleaching. Localized excess enzyme wash. To using spot cleaner. Crack Unwanted mark Decolorized patch on fabric December 31, 2013 AKL and GMS 18

  19. Dyeing and printing faults and remedy percentage Dyeing and printing faults and remedy percentage diagram diagram Remedy % Bar = barre Bl = bleeding Sh = shadding Ru = running shade Crea = creasing Un = unwanded mark Flu = flushing Crak = crack or miss aligment December 31, 2013 AKL and GMS 19

  20. Garments faults and remedy Garments faults and remedy Faults Name Causes Remedy 1. Misprints or off registration. not properly cleaning of Printing screens . Properly Cleaning of printing screen. 2. Grease/ Oil / dirty stains. Oil stains generally come from sewing machines; machines such as over lock and flat lock machines are more prone to have oil stains. To use spot cleaner chemical 3. Needle damage. using the wrong needle. Repairing or older the garments 4. Open or broken seams improper handling of the cut piece or machine Repairing or alter the garments. Misprint Grease/ oil/ dirty stain. Needle damage Open or broken seam December 31, 2013 AKL and GMS 20

  21. Faults name Causes Remedy 5. Broken stitch improper handling of cut pieces or improper machine usage. Repairing or alter the garments 6. Skipped or dropped stitches improper handling of cut pieces or improper machine usage. Repairing or alter the garments 7. Neck shape. caused by defective cut pieces. Repairing or alter the garments or use proper cut piece of garments. 8. Sewing thread not matching. To use improper sewing thread. To use proper sewing thread. Skipped stitch Broken stitch Sewing thread not matching Neck shape December 31, 2013 AKL and GMS 21

  22. Faults name Causes Remedy 1. Seams not aligned at crossing of seams. improper handling of the cut piece. Repairing or older the garments. 2. Stripes not matching. from improper handling of cut pieces. Repairing or older the garments. 3. Misplaced label improper placement of labels when sewing Repairing or alter the garments or proper placement of the label. Seam not aligned at crossing of seams Stripes not matching Misplaced label December 31, 2013 AKL and GMS 22

  23. Garments faults and remedy diagram Garments faults and remedy diagram Dir = dirty stain Bro = broken stitch Skip = skip stitch Sw = sewing thread not match Miss = misplace label Nec = neck shape Po = pocket disposition Un = uncovered seam Brok = broken seam December 31, 2013 AKL and GMS 23

  24. Conclusion Conclusion In Bangladesh the maximum dyeing industry are knit dyeing Industry. So these kinds of industries are often suffering by these Faults which tend to not fulfill the target of production. As a result the production capacity of these industries falls significantly. These are the common faults which I have tried to find out the causes & their Remedies against them. December 31, 2013 AKL and GMS 24

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