EXECUTIVEPAGESPuckering: Where the seam does not lay flat and
smooth along the stitch line.
Recommended Solutions:
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-Seam on straight grain/woof.
Fabric must held properly.
Use minimum thread tension.
Needle needs replacing.
Use correct thread for needle.
Correct thread for bobbin & needle.
Ensure minimum pressure on foot.
Use right stitch length.
Accurate seam class choice for material.
Differential feed needs to be reduced.
Ragged/Inconsistent Edge: Either the edge turn ex-
tremely ragged or rolls inside the stitch.
Recommended Solution:
-Make use of sharp knives and changed often.
-The knives have to adjust appropriately.
-Loopers must correctly set.
-Needle to looper relation must be correct.
-Proper types of thread must be used.
-Knives should not blunt.
-Right choice of thread for fabric.
Rawedge: Raw edge means unfinished, cut edge of
fabric.
Recommended Solutions:
-Pressure foot must be correct.
-Pressure foot should not sticks to material.
-Garments sections have to same length.
-Garments sections can not cut on different grain.
-Use feed dog at correct height.
-Appropriate needle plate.
-Operator must feed upper layer properly.
NCM-APRIL 2020
28