Yarn winding fault

Yarn winding fault

 1. Yarn Breakage:   The main causes –

(a) Improper slub catcher setting
(b) Incorrect tension level.
(c) Improper winding speed

2. Stitch the main causes of formation of stitch.
(a) Excessive spindle speed.
(b) Worn out spindle speed
(c) Large tension variation during winding.
(d) Defective release of Yarn after knotting.
(e) Improper alignment of tension bracket.
(f) Worn out or damaged grooves in the drum.
(g) Improper setting of traverse restrictors

3. Patterns or Ribbons: The main causes of formation of patterns
(a) Defective antipatterning motion.
(b) Incorrectly set antipatterning motion.
(c) Cone or chese loose felting on winding spindle.

textile winding fault

4. Entanglements : The main causes
(a) Repeated knotter fibre
(b) Strong suction pressure
(c) Lack of care while knotting and releasing yarn
(d) Deflect warp stop motion
(c) Improper setting stop motion

5. Wild Yarn:
(a) Yarm waste wrapped on hands of workers

6. Snarls : The main causes-
(a) Faulty release of yarn after knotting
(b) Strong suction pressure in the slack tube
(c) Inadequate setting of twist

7. Chaffed yarn : The main causes
(a) Defects stop motion
(b) Rough damaged grooves in drum
(c) Defective yarn path
8. Formation of patches of the yarn
9. Tension variation
10. Soft bobbin
11. Tight bobbin
12. No. of less removal of slubs, neps, dirt loose fibres.
13. Incorrect shape of packages.
14. The faulty shape may be due to
   (a) Faulty traverse motion
   (b) Faulty yarn guide
   (c) Faulty drum guide
   (d) Faulty building device
15. Too much knot in the yarn
16. Two end winding
17. Slack knotsor knots with long tail.
18. Overlapping
19. Mixing of yarn of difference linear density

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