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SOFT BUILD CONES


Unduly soft structure of cone


EFFECT
  • Overall density of package is lower
  • Soft packing either at the base or at the nose of cones

CAUSES
  • Improper alignment of winding spindle to the winding drum
  • Insufficient unwinding tension
  • Inadequate cradle loading

RECTIFICATION
  • Unwinding tension to be maintained at 6 to 8% of single yarn strength
  • Cradle pressure to be maintained to the optimum level

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