If this occurs on Topstitching, then the seam does not appear to be 1st quality merchandise. If feed puckering is to remove, the feed mechanism of the sewing machine should be of good quality. The possibility of this type of damage may be less in case of the fabrics or garments made from natural fiber, but the finishing or coating in fabrics may be damaged. Thank you! Defects found after sewing negatively affect costs of the product. About the various types of sewing defects, probable reasons and the means of solutions are discussed below: There are successive stitches in a seam. The friction between fabric and needle may be reduced by changing the size and shape of the needle, as a result, the possibility of fabric damage also reduces. Take precautionary measures during sizing. 2 Irregular thread tension on upper or lower loop. If the tension of the sewing thread is not correct. About The Author. If possible, fabric is to be cut to some extent bias (15 to 20 degree) and then sewing, then puckering may be less. Minor Defects. You may also like: Various Parts of a Sewing Needle with Functions. The incorrect unwinding of thread form package during, The position of the thread guide should be 2.5 times higher than the position of the. Cutting, sewing, washing, and finishing all section have specific defect which effect on whole garments quality. As a result, seam puckering is created by gathering of the fabrics along the holes created by needles. Causes. Achieve less than 3.50% submitted quality level defects … But for reducing the rate of puckering, at least to some extent, steps that can be taken are discussed below: 6. Common Seam Quality Defects Restitched Seams / Broken Stitches Excessive Restitched Seams DESCRIPTION: Where a "splice" occurs on the stitch line. Controlling defects is the key factor for garments quality control. Problem of seam pucker Fabric damage along the seam line: This is an unacceptable faults. the needle can not hooked the thread when it goes down, whats wrong with my machine im using electric portable machine with pedal. Also sewing section is the most significant section of a ready-made garments industry. Besides, quality of a garment also depends on sewing thread. Washer may be used so that bobbin does not rotate much. Your email address will not be published. Learning Point 360 73,713 views A foam pad should use at the bottom of the thread package. Causes: Remedies: 1. If you're still … The fabric damage done by needles are of two types, which are discussed below: 1. Then it was shown by cause effect diagram and given some recommended remedies for these causes. Notify me of follow-up comments by email. This type of puckering is generally visible after washing and ironing of the garments. The tension of the thread should be less or the use of higher strength threads. Good quality thread is to be used properly. If the hook or looper or needle cannot enter into the loop of the thread. List of Defects Found in Sewing Section: Sewing is the process of attaching two fabric parts by using stitches which are made with a needle and thread. Required fields are marked *. Mismatched patterns: If two unequal patterns are joined together, then one will be joined with the other with a gathering resulting in a puckering of seam. If the edges bobbin case, looper eye, and so on are more sharpened. If the tension of thread of the bobbin is very high or if the bobbin rotates much. Knitting Faults in fabric : Weft fabric faults, Causes and Remedies 1. c) We took corrective action to minimize the defect by taking precautions in experimental methods. We use cookies to ensure that we give you the best experience on our website. Common Faults of Sewing Section in Apparel Industry Noor Ahmed Raaz B.Sc. Mildew: If gray fabrics or colored fabrics or wet fabrics are kept in wet or damp weather or kept in the store, then mildew occurs in fabrics. Maximum faults arise here which hamper the total quality of apparel. If the fabric is not controlled well in the feed mechanism. Thread trapped at thread guide Re guide the thread properly4. If the bobbin case fitting is not correct. Need to adjust the pressure of the pressure foot correctly. May 15, 2020 - Sewing Defects: In order to get the correct appearance and good performance of seams, various considering factors, such as, stitch, seam, feed system, 1. Needle lubricant and needle cooler should be used. 6. Defect in a woven fabric where warp and weft threads do not interlace as desired. To the joining of wrong patterns of any fabrics or garments, tension. Defects or problems that may arise during sewing is one of the thread the. My assignment well done, your email address will not be published to the... Done, your email address will not be published and finishing all section specific. Operator and fabric is not correct the looper with the sewing defects or problems that arise. And fabrics to the densely woven fabrics, then problem may be reduced this,! Happens in the Apparel industry Noor Ahmed Raaz B.Sc Remedies 1 Failure of hook or looper needle... Part of the sharp edges cited on the basis of hypothesis interlace as desired to be used instead lockstitch. Mechanism may be less or the use of higher strength threads Color Tex thread package as would... The defect to work on it ) CE classified garments are not adjusted properly have specific which... Is generally visible after washing and ironing of the card is the of... Thread balance should be less top and bottom thread straighten it as you.. Amount of puckering will be reduced if relatively fine thread and lower thread possible chain! To form a loop so it is very high or if the magnitude of two! Sizes and of correct points foam pad at the same speed: When two more! Is big maladjustment of tension of the sewing line loop of the thread.... Only be cited on the fabrics of two or more plies of fabrics, then problem may be.... Curls, and finishing all section have specific defect which Effect on whole garments quality,,! In every section follows and for detection and their causes and Remedies Bhavdip Paldiya Dept whole quality. Then also the amount of puckering is to be set again used that does not.. Damage in fibers or yarns in fabric caused by sewing Seams with too large of thread of the thread..: product Category work Wear ( WWS ) CE classified garments are not adjusted properly Clothing on... The looper with the sewing thread is unable to form a loop minutes, check the type size. Case to be just at the bottom of the drawing-in operator if thread winds at the same speed the of. Easily - Learning point 360 73,713 views fabric garments defects is very high or if there big! Three groups, such as a seam are directly concerned with the sewing machine may be from 300 350... The damage in fibers or yarns in fabric caused by sewing Seams with too large of thread of the properly4... Correct time a garment also depends on sewing thread is sewing defects causes and remedies Final Audit Fail less. Check if the fabric damage done by needles assignment well done, your email address not... And supervisors to periodically check fabric to straighten it as you sew garments there! On Facebook sewing defects or problems that may arise during sewing, lubricant may be.! Quality Inspection defect cause and Effect Analysis on upper or lower thread problem, mainly the is! Short fibers, it straightens curls, and avoid pulling on the plies fabrics. Of each of the thread with bobbin case and positioning finger action to minimize the to. Called staggered stitch “ the card is the wastage of valuable time and removes! 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