Một Số Lỗi Ở Sản Phẩm May - Garment Faults - Garment Defect - Tài Liệu Tiếng Anh Ngành May

Workmanship and handling defects: These are defects that are directly caused by production section, this would include both the cutting and sewing section.. Seam Puckering Causes: This

Garment Faults

Prepared By : Mazadul Hasan sheshir ID: 2010000400008

13th Batch (session 2009-2013) Department : Wet Processing Technology Email: mazadulhasan@yahoo.com

Blog : www Textilelab.blogspot.com (visit)

Southeast University Department Of Textile Engineering I/A 251,252 Tejgaon Dhaka Banglade sh

Prepared By :

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Garment defects:

Any abnormality in the Garment that hinders its acceptability by the consumer ,is called Garment defect These are defects that are found in the fabric; mostly these are caused by the sewing lines

Garment defects

Garment defects can be separated into three categories:

1. Fabric defects:

These are defects that are found in the fabric; mostly these are not caused by the sewing lines E.g running shade, selvedge-to-selvedge shade, holes, staining mark, missing yarn, foreign yarn, slub , hairiness etc

2 Workmanship and handling defects:

These are defects that are directly caused by production section, this would include both the cutting and sewing section Buyer’s approved samples must be referred to maintain perfect workmanship

3 Trims, accessories and embellishment defects:

Garment defect categories

1. Machine feed mechanism must be better quality

2. Sewing thread must be selected properly

3. Thread tension must be kept in limit

Seam Puckering: refers to the gathering of a seam either just after sewing or after laundering causing an unacceptable seam appearance

Seam Puckering

Causes: This problem arises due to uneven stretching on to plies of fabric

during sewing , improper thread tension , wrong sewing thread selection ,

dimensional instability of the plies of fabric etc

Drop stitch/Skipped stitch: Irregular stitching along the seam

Remedies:

1. Examine the setting and timing between needle and hook or looped

2. Placing of needle properly

3. The tension of thread should be adjusted

4. Needle size & thread size must be adjusted

5. The pressure of pressure foot must be adjusted accurately

Drop stitch/Skipped stitch

Causes: It appears due to improper handling of cut pieces or

machine usage

Wavy/staggered stitching: Stitches are not straight.

Remedies:

1. Needle to be changed

2. Needle size and thread size should be changed

3. Feed mechanism to be changed

Causes: It appears due to improper handling of cut pieces, faulty feed

mechanism, needle deflection or wrong needle etc

Wavy/staggered stitching

Open seam or broken seam: Portion of the garment that has not been covered by sewing thread.

Remedies:

1. Proper setting and timing between needle and looper or hook

2. Proper handling of the parts of garments

Causes:

This happens due to improper handling of the parts of garments , improper

setting and timing between needle and looper or hook etc

Open seam or broken seam

Broken Stitch: Non-continuous sewing thread.

Remedies:

1. Proper machine usage

2. proper trimming

Broken Stitch

Causes: It appears due to improper trimming or machine usage

Uncut/ loose thread: Extra thread or loose thread on seam line

Remedies:

1. Garments finishing should be checked properly

Uncut/ loose thread

Causes: It appears due to improper trimming or finishing

Holes: Broken holes in the fabric where you are able to see through the fabric to the other side.

Remedy:

Better inspection of fabric and cut piece Ensure that fabric and cut pieces that are not up to standard are not put into line and production is wasted Replace not standard cut pieces with usable ones before input

Cause:

Holes can come from fabric or it could be caused by the production side,

either by improper trimming or broken needle puncturing the fabric

Holes

Shading Variations within different parts: Seams appear to be lighter or darker than the other seams surrounding it.

Remedies: After cutting the garment parts must be kept in proper bundle with number

Causes: It arises due to improper cutting, bundling and numbering

Shading Variations within different parts

Seams not aligned at crossing of seams: Seams are not lined up at intersection of seams.

Remedy: When these defects starts to appear at close to 2% or 5 pieces, the production must be informed and the operator must re-trained in the proper usage of the machine

Seams not aligned at crossing of seams

Cause: Defects generally come about either from improper

handling of the cut piece

Others: Misaligned buttons and holes ,unfinished buttonhole, missing buttons, wrong placement of labels, hang tag, wrong folding or poor folding ,

improper packing into cartons – all these defects come from finishing section

Others

Sizing defects:

(Difference in measurement of various parts of garments), wrong placement of pocket, buttonhole, embroidery and prints , measurement discrepancy- all these problems come from pattern section

Poor ironing:

if not sufficient, there might be creases and crinkles on garment surface and if ironing is too heavy, there might be shining mark on garment

misaligned buttons and holes ,unfinished buttonhole, missing buttons, wrong placement of labels, hang tag, wrong folding or poor folding , improper packing into cartons – all these defects come from finishing section

Others

Trims, accessories and embellishment defects:

These defects include color, size and placement of trims such as labels, sewing thread, screen print, embroidery designs, zipper, hangtag, lining, button and any kind of trims

Defects are given below:

1. Unmatched color of thread

2. Broken button and zipper tape

3. Short zippers

4. Faulty zippers

5. Wrong labels

6. Improper size of the labels

7. Printing mistake of labels and cartons

8. Broken poly bag

9. Wrong hanger

10.Improper embroideries and prints Etc

Remedy:

This type of defects occurred due to unawareness That is why during production the garments should be checked properly (In line inspection) and the booking of trims &accessories must be given as like as artwork

Trims , accessories and embellishment defects:

3 Trims, accessories and embellishment defects :

These defects include color, size and placement of trims such as labels, sewing thread, screen print , embroidery

designs, zipper, hangtag, lining , button and any kind of trims.

Defects are also classified (as per extent of defect) into Critical, Major and Minor defects.

1.Critical defects are defects that are not allowed to be shipped and are the most serious of defects (0%).

2 Major defects are serious defects that are not allowed over a certain percentage (3%) depending on buyers requirements

3 Minor defects are serious defects that are not allowed over a certain percentage (5%) depending on buyers requirements

Trims , accessories and embellishment defects: